messages listlengths 3 5 | meta dict |
|---|---|
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "notifications_0033",
"category": "notifications",
"tags": [
"compare",
"semaphore"
],
"difficulty": "beginner",
"style": "qa",
"apis": [
"xTaskNotifyGive",
"xSemaphoreCreateBinary"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "debug_troubleshoot_0021",
"category": "debug_troubleshoot",
"tags": [
"assert"
],
"difficulty": "beginner",
"style": "code_lab",
"apis": [
"configASSERT"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "assert_configasser... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "queues_0072",
"category": "queues",
"tags": [
"static-alloc",
"queue"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"xQueueCreateStatic"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "static_queue"... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "isr_critical_0024",
"category": "isr_critical",
"tags": [
"stack",
"isr"
],
"difficulty": "intermediate",
"style": "debug",
"apis": [
"IRAM_ATTR"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": true,
"fact_item_id": "isr_stack"
} |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "ringbuf_0019",
"category": "ringbuf",
"tags": [
"compare"
],
"difficulty": "intermediate",
"style": "compare",
"apis": [
"xRingbufferSend",
"xMessageBufferSend"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "vs_mess... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "event_groups_0005",
"category": "event_groups",
"tags": [
"sync",
"barrier",
"rendezvous"
],
"difficulty": "advanced",
"style": "checklist",
"apis": [
"xEventGroupSync"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_i... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "patterns_0008",
"category": "patterns",
"tags": [
"isr",
"deferred"
],
"difficulty": "beginner",
"style": "qa",
"apis": [
"vTaskNotifyGiveFromISR",
"xQueueSendFromISR"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "patterns_0032",
"category": "patterns",
"tags": [
"fsm",
"architecture"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"xQueueReceive",
"xEventGroupSetBits",
"xTimerStart"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "stream_msg_buffers_0038",
"category": "stream_msg_buffers",
"tags": [
"message-buffer"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xMessageBufferCreate",
"xMessageBufferSend",
"xMessageBufferReceive"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "gen... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "patterns_0003",
"category": "patterns",
"tags": [
"actor",
"message-passing"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"xQueueSend",
"xTaskCreate"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_i... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "event_groups_0042",
"category": "event_groups",
"tags": [
"init",
"ready-flags"
],
"difficulty": "intermediate",
"style": "debug",
"apis": [
"xEventGroupSetBits",
"xEventGroupWaitBits"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "isr_critical_0068",
"category": "isr_critical",
"tags": [
"float",
"isr"
],
"difficulty": "beginner",
"style": "debug",
"apis": [
"xQueueSendFromISR"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "float_in_isr_forbi... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "debug_troubleshoot_0061",
"category": "debug_troubleshoot",
"tags": [
"smp",
"race"
],
"difficulty": "advanced",
"style": "qa",
"apis": [
"xSemaphoreTake",
"taskENTER_CRITICAL"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fac... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "debug_troubleshoot_0054",
"category": "debug_troubleshoot",
"tags": [
"queue",
"hang"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"uxQueueMessagesWaiting",
"xQueueSend"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "debug_troubleshoot_0029",
"category": "debug_troubleshoot",
"tags": [
"smp",
"race"
],
"difficulty": "advanced",
"style": "code_lab",
"apis": [
"xSemaphoreTake",
"taskENTER_CRITICAL"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "stream_msg_buffers_0018",
"category": "stream_msg_buffers",
"tags": [
"query",
"partial"
],
"difficulty": "beginner",
"style": "code_lab",
"apis": [
"xStreamBufferSpacesAvailable",
"xStreamBufferBytesAvailable"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generat... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "tasks_smp_0014",
"category": "tasks_smp",
"tags": [
"static",
"pinToCore"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xTaskCreateStaticPinnedToCore"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "stat... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "debug_troubleshoot_0071",
"category": "debug_troubleshoot",
"tags": [
"heap",
"OOM"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"heap_caps_get_free_size",
"heap_caps_get_largest_free_block"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "queues_0045",
"category": "queues",
"tags": [
"zero-copy",
"compare"
],
"difficulty": "advanced",
"style": "migrate",
"apis": [
"xQueueSend"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "zero_copy_patterns"
} |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "tasks_smp_0060",
"category": "tasks_smp",
"tags": [
"boot",
"smp",
"init"
],
"difficulty": "advanced",
"style": "code_lab",
"apis": [
"xTaskCreatePinnedToCore"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "star... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "timers_freertos_0070",
"category": "timers_freertos",
"tags": [
"query",
"debug"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"xTimerIsTimerActive",
"xTimerGetExpiryTime"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": ... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "ringbuf_0031",
"category": "ringbuf",
"tags": [
"create",
"types"
],
"difficulty": "intermediate",
"style": "compare",
"apis": [
"xRingbufferCreate",
"vRingbufferDelete"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "tasks_basic_0079",
"category": "tasks_basic",
"tags": [
"state",
"eTaskGetState",
"debug"
],
"difficulty": "beginner",
"style": "compare",
"apis": [
"eTaskGetState"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": ... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "tasks_smp_0002",
"category": "tasks_smp",
"tags": [
"static",
"pinToCore"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xTaskCreateStaticPinnedToCore"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "stat... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "notifications_0005",
"category": "notifications",
"tags": [
"mailbox",
"overwrite"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xTaskNotify",
"xTaskNotifyWait"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_i... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "memory_heap_0039",
"category": "memory_heap",
"tags": [
"pool",
"pattern"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xQueueCreate",
"heap_caps_malloc"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id"... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "timers_freertos_0041",
"category": "timers_freertos",
"tags": [
"timer-id",
"context"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"pvTimerGetTimerID",
"vTimerSetTimerID"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": ... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "debug_troubleshoot_0005",
"category": "debug_troubleshoot",
"tags": [
"assert"
],
"difficulty": "beginner",
"style": "debug",
"apis": [
"configASSERT"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": true,
"fact_item_id": "assert_configassert"
} |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "ringbuf_0029",
"category": "ringbuf",
"tags": [
"compare"
],
"difficulty": "intermediate",
"style": "checklist",
"apis": [
"xRingbufferSend",
"xMessageBufferSend"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "vs_me... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "event_groups_0059",
"category": "event_groups",
"tags": [
"race",
"lost-wakeup"
],
"difficulty": "advanced",
"style": "qa",
"apis": [
"xEventGroupSetBits",
"xEventGroupClearBits"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"f... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "debug_troubleshoot_0074",
"category": "debug_troubleshoot",
"tags": [
"brownout",
"reset-reason"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"esp_reset_reason"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "memory_heap_0032",
"category": "memory_heap",
"tags": [
"high-water-mark",
"stack"
],
"difficulty": "beginner",
"style": "code_lab",
"apis": [
"uxTaskGetStackHighWaterMark",
"uxTaskGetStackHighWaterMark2"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "memory_heap_0066",
"category": "memory_heap",
"tags": [
"heap_caps",
"DMA"
],
"difficulty": "beginner",
"style": "compare",
"apis": [
"heap_caps_malloc",
"heap_caps_free",
"heap_caps_get_free_size"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"m... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "stream_msg_buffers_0058",
"category": "stream_msg_buffers",
"tags": [
"reset"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xStreamBufferReset"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "reset_stream"
} |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "notifications_0059",
"category": "notifications",
"tags": [
"counting",
"burst"
],
"difficulty": "intermediate",
"style": "debug",
"apis": [
"vTaskNotifyGiveFromISR",
"ulTaskNotifyTake"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": fals... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "stream_msg_buffers_0007",
"category": "stream_msg_buffers",
"tags": [
"static-alloc"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xStreamBufferCreateStatic"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "s... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "timers_esp_0001",
"category": "timers_esp",
"tags": [
"esp_timer",
"periodic"
],
"difficulty": "beginner",
"style": "qa",
"apis": [
"esp_timer_create",
"esp_timer_start_periodic",
"esp_timer_stop",
"esp_timer_delete"
],
"esp_idf_version_note": "v5.x conceptual",
"sou... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "compare_choose_0035",
"category": "compare_choose",
"tags": [
"counting-semaphore",
"queue"
],
"difficulty": "intermediate",
"style": "compare",
"apis": [
"xSemaphoreCreateCounting",
"xQueueCreate"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "queues_0089",
"category": "queues",
"tags": [
"backpressure",
"overflow"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xQueueSend",
"uxQueueSpacesAvailable",
"uxQueueMessagesWaiting"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"mul... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "ringbuf_0005",
"category": "ringbuf",
"tags": [
"FromISR"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"xRingbufferSendFromISR",
"xRingbufferReceiveFromISR"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_ite... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "ringbuf_0032",
"category": "ringbuf",
"tags": [
"send",
"receive",
"return",
"vRingbufferReturnItem"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"xRingbufferSend",
"xRingbufferReceive",
"vRingbufferReturnItem"
],
"esp_idf_version_note": "v5.x co... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "event_groups_0029",
"category": "event_groups",
"tags": [
"sync",
"barrier",
"rendezvous"
],
"difficulty": "advanced",
"style": "compare",
"apis": [
"xEventGroupSync"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id"... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "tasks_smp_0062",
"category": "tasks_smp",
"tags": [
"static",
"pinToCore"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xTaskCreateStaticPinnedToCore"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "stat... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "tasks_basic_0076",
"category": "tasks_basic",
"tags": [
"delay",
"vTaskDelay",
"ticks"
],
"difficulty": "beginner",
"style": "compare",
"apis": [
"vTaskDelay",
"pdMS_TO_TICKS"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "queues_0049",
"category": "queues",
"tags": [
"queue",
"create"
],
"difficulty": "beginner",
"style": "migrate",
"apis": [
"xQueueCreate",
"vQueueDelete"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "xqueuecrea... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "queues_0056",
"category": "queues",
"tags": [
"static-alloc",
"queue"
],
"difficulty": "intermediate",
"style": "compare",
"apis": [
"xQueueCreateStatic"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "static_queue"
... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "debug_troubleshoot_0057",
"category": "debug_troubleshoot",
"tags": [
"stats",
"vTaskList"
],
"difficulty": "beginner",
"style": "code_lab",
"apis": [
"vTaskList",
"vTaskGetRunTimeStats"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": fal... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "semaphores_mutexes_0069",
"category": "semaphores_mutexes",
"tags": [
"priority-ceiling",
"inversion"
],
"difficulty": "advanced",
"style": "migrate",
"apis": [
"vTaskPrioritySet",
"xSemaphoreTake"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "notifications_0053",
"category": "notifications",
"tags": [
"mailbox",
"overwrite"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xTaskNotify",
"xTaskNotifyWait"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_i... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "memory_heap_0027",
"category": "memory_heap",
"tags": [
"heap_caps",
"DMA"
],
"difficulty": "beginner",
"style": "code_lab",
"apis": [
"heap_caps_malloc",
"heap_caps_free",
"heap_caps_get_free_size"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "hooks_tls_wdt_0009",
"category": "hooks_tls_wdt",
"tags": [
"logging",
"tls"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"pvTaskGetThreadLocalStoragePointer",
"vTaskSetThreadLocalStoragePointer"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "isr_critical_0022",
"category": "isr_critical",
"tags": [
"deadlock",
"portMUX"
],
"difficulty": "advanced",
"style": "qa",
"apis": [
"taskENTER_CRITICAL"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "nested_mux_de... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "isr_critical_0051",
"category": "isr_critical",
"tags": [
"gpio",
"interrupt-clear"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xQueueSendFromISR"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "level_... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "debug_troubleshoot_0043",
"category": "debug_troubleshoot",
"tags": [
"isr",
"flood"
],
"difficulty": "intermediate",
"style": "compare",
"apis": [
"xQueueSendFromISR"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "isr_critical_0066",
"category": "isr_critical",
"tags": [
"stack",
"isr"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"IRAM_ATTR"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "isr_stack"
} |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "debug_troubleshoot_0051",
"category": "debug_troubleshoot",
"tags": [
"priority-inversion"
],
"difficulty": "intermediate",
"style": "debug",
"apis": [
"xSemaphoreCreateMutex",
"xSemaphoreCreateBinary"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "patterns_0042",
"category": "patterns",
"tags": [
"priority",
"architecture"
],
"difficulty": "advanced",
"style": "debug",
"apis": [
"xTaskCreate",
"xQueueSend"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": true,
"fact_item_id": "pri... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "hooks_tls_wdt_0046",
"category": "hooks_tls_wdt",
"tags": [
"lifecycle",
"TWDT"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"esp_task_wdt_delete",
"esp_task_wdt_deinit"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "debug_troubleshoot_0023",
"category": "debug_troubleshoot",
"tags": [
"heap",
"OOM"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"heap_caps_get_free_size",
"heap_caps_get_largest_free_block"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generate... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "compare_choose_0029",
"category": "compare_choose",
"tags": [
"matrix",
"ipc",
"checklist"
],
"difficulty": "intermediate",
"style": "checklist",
"apis": [
"xQueueSend",
"xTaskNotify",
"xEventGroupSetBits",
"xSemaphoreTake",
"xStreamBufferSend"
],
"esp_idf_vers... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "patterns_0047",
"category": "patterns",
"tags": [
"work-queue",
"defer"
],
"difficulty": "intermediate",
"style": "debug",
"apis": [
"xQueueSend",
"xTaskCreate"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": true,
"fact_item_id": "work... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "timers_freertos_0063",
"category": "timers_freertos",
"tags": [
"change-period"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xTimerChangePeriod",
"xTimerChangePeriodFromISR"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "compare_choose_0041",
"category": "compare_choose",
"tags": [
"recursive-mutex",
"mutex"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xSemaphoreCreateRecursiveMutex",
"xSemaphoreCreateMutex"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "timers_freertos_0021",
"category": "timers_freertos",
"tags": [
"pend",
"deferred",
"isr"
],
"difficulty": "advanced",
"style": "checklist",
"apis": [
"xTimerPendFunctionCall",
"xTimerPendFunctionCallFromISR"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "gener... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "semaphores_mutexes_0029",
"category": "semaphores_mutexes",
"tags": [
"binary-semaphore",
"signal"
],
"difficulty": "beginner",
"style": "checklist",
"apis": [
"xSemaphoreCreateBinary",
"xSemaphoreGive",
"xSemaphoreTake"
],
"esp_idf_version_note": "v5.x conceptual",
"sou... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "notifications_0052",
"category": "notifications",
"tags": [
"indexed",
"notification"
],
"difficulty": "advanced",
"style": "qa",
"apis": [
"xTaskNotifyIndexed",
"xTaskNotifyWaitIndexed",
"ulTaskNotifyTakeIndexed"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "notifications_0037",
"category": "notifications",
"tags": [
"give",
"take",
"semaphore-like"
],
"difficulty": "beginner",
"style": "debug",
"apis": [
"xTaskNotifyGive",
"ulTaskNotifyTake"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn"... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "notifications_0032",
"category": "notifications",
"tags": [
"query"
],
"difficulty": "advanced",
"style": "compare",
"apis": [
"xTaskNotifyAndQuery",
"xTaskNotifyAndQueryFromISR"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "tasks_basic_0086",
"category": "tasks_basic",
"tags": [
"yield",
"timeslice"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"taskYIELD",
"vTaskDelay"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "yie... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "patterns_0050",
"category": "patterns",
"tags": [
"isr",
"deferred"
],
"difficulty": "beginner",
"style": "qa",
"apis": [
"vTaskNotifyGiveFromISR",
"xQueueSendFromISR"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "queues_0086",
"category": "queues",
"tags": [
"overwrite",
"latest-value"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"xQueueOverwrite",
"xQueueOverwriteFromISR"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "queues_0035",
"category": "queues",
"tags": [
"priority-message",
"queue"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xQueueSendToFront",
"xQueueSendToBack"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_ite... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "tasks_smp_0019",
"category": "tasks_smp",
"tags": [
"amp",
"architecture",
"smp"
],
"difficulty": "advanced",
"style": "code_lab",
"apis": [
"xTaskCreatePinnedToCore",
"xQueueCreate"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": fal... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "timers_esp_0037",
"category": "timers_esp",
"tags": [
"reconfigure"
],
"difficulty": "intermediate",
"style": "checklist",
"apis": [
"esp_timer_stop",
"esp_timer_start_periodic"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_i... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "semaphores_mutexes_0084",
"category": "semaphores_mutexes",
"tags": [
"debug",
"counting-semaphore"
],
"difficulty": "beginner",
"style": "code_lab",
"apis": [
"uxSemaphoreGetCount"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fa... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "stream_msg_buffers_0045",
"category": "stream_msg_buffers",
"tags": [
"framing",
"protocol"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"xStreamBufferSend",
"xStreamBufferReceive"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"mul... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "stream_msg_buffers_0035",
"category": "stream_msg_buffers",
"tags": [
"compare",
"uart"
],
"difficulty": "intermediate",
"style": "debug",
"apis": [
"xStreamBufferSend",
"xQueueSend"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": true,
... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "queues_0079",
"category": "queues",
"tags": [
"query",
"queue"
],
"difficulty": "beginner",
"style": "qa",
"apis": [
"uxQueueSpacesAvailable",
"uxQueueMessagesWaiting"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "tasks_basic_0052",
"category": "tasks_basic",
"tags": [
"error-handling",
"heap"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"xTaskCreate"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "abort_on_... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "patterns_0074",
"category": "patterns",
"tags": [
"fsm",
"architecture"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xQueueReceive",
"xEventGroupSetBits",
"xTimerStart"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": fal... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "hooks_tls_wdt_0038",
"category": "hooks_tls_wdt",
"tags": [
"compare",
"design"
],
"difficulty": "beginner",
"style": "debug",
"apis": [
"esp_register_freertos_tick_hook",
"esp_timer_create",
"xTimerCreate"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generat... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "semaphores_mutexes_0011",
"category": "semaphores_mutexes",
"tags": [
"lifecycle",
"delete"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"vSemaphoreDelete"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": ... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "tasks_basic_0083",
"category": "tasks_basic",
"tags": [
"vTaskDelete",
"lifecycle"
],
"difficulty": "beginner",
"style": "compare",
"apis": [
"vTaskDelete"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "delete_self"... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "patterns_0018",
"category": "patterns",
"tags": [
"fsm",
"architecture"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xQueueReceive",
"xEventGroupSetBits",
"xTimerStart"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": fal... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "stream_msg_buffers_0050",
"category": "stream_msg_buffers",
"tags": [
"message-buffer"
],
"difficulty": "intermediate",
"style": "migrate",
"apis": [
"xMessageBufferCreate",
"xMessageBufferSend",
"xMessageBufferReceive"
],
"esp_idf_version_note": "v5.x conceptual",
"source":... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "tasks_basic_0034",
"category": "tasks_basic",
"tags": [
"error-handling",
"heap"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xTaskCreate"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "abort_on_create... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "queues_0054",
"category": "queues",
"tags": [
"overwrite",
"latest-value"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"xQueueOverwrite",
"xQueueOverwriteFromISR"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "patterns_0066",
"category": "patterns",
"tags": [
"periodic",
"event-driven"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"vTaskDelayUntil",
"xQueueReceive"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "ringbuf_0008",
"category": "ringbuf",
"tags": [
"static-alloc"
],
"difficulty": "intermediate",
"style": "debug",
"apis": [
"xRingbufferCreateStatic"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": true,
"fact_item_id": "static_ringbuf"
} |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "timers_esp_0025",
"category": "timers_esp",
"tags": [
"defer",
"pattern"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"esp_timer_create",
"xTaskNotifyGive"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "queues_0046",
"category": "queues",
"tags": [
"multi-producer",
"demux"
],
"difficulty": "beginner",
"style": "qa",
"apis": [
"xQueueSend"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "multi_producer"
} |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "semaphores_mutexes_0006",
"category": "semaphores_mutexes",
"tags": [
"FromISR",
"semaphore"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"xSemaphoreGiveFromISR",
"xSemaphoreCreateBinary"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "hooks_tls_wdt_0048",
"category": "hooks_tls_wdt",
"tags": [
"compare",
"design"
],
"difficulty": "beginner",
"style": "qa",
"apis": [
"esp_register_freertos_tick_hook",
"esp_timer_create",
"xTimerCreate"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated"... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "stream_msg_buffers_0060",
"category": "stream_msg_buffers",
"tags": [
"query"
],
"difficulty": "beginner",
"style": "code_lab",
"apis": [
"xStreamBufferIsEmpty",
"xStreamBufferIsFull"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "hooks_tls_wdt_0003",
"category": "hooks_tls_wdt",
"tags": [
"tls",
"thread-local"
],
"difficulty": "intermediate",
"style": "code_lab",
"apis": [
"vTaskSetThreadLocalStoragePointer",
"pvTaskGetThreadLocalStoragePointer"
],
"esp_idf_version_note": "v5.x conceptual",
"source":... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "stream_msg_buffers_0032",
"category": "stream_msg_buffers",
"tags": [
"multi-writer",
"mutex"
],
"difficulty": "advanced",
"style": "qa",
"apis": [
"xStreamBufferSend",
"xSemaphoreTake"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": fals... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "isr_critical_0053",
"category": "isr_critical",
"tags": [
"hpw",
"FromISR"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xQueueSendFromISR",
"xSemaphoreGiveFromISR"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fa... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "timers_esp_0010",
"category": "timers_esp",
"tags": [
"lifecycle",
"teardown"
],
"difficulty": "intermediate",
"style": "debug",
"apis": [
"esp_timer_stop",
"esp_timer_delete"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": true,
"fact_... |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "stream_msg_buffers_0010",
"category": "stream_msg_buffers",
"tags": [
"reset"
],
"difficulty": "intermediate",
"style": "qa",
"apis": [
"xStreamBufferReset"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": false,
"fact_item_id": "reset_stream"
} |
[
{
"role": "system",
"content": "You are an expert embedded systems engineer specializing in ESP32, ESP-IDF, and FreeRTOS. You write clear, production-minded C for ESP-IDF projects, call out ISR vs task context, memory and real-time tradeoffs, and common pitfalls. Prefer ESP-IDF v5.x APIs and idioms. When va... | {
"id": "queues_0081",
"category": "queues",
"tags": [
"queue",
"create"
],
"difficulty": "beginner",
"style": "debug",
"apis": [
"xQueueCreate",
"vQueueDelete"
],
"esp_idf_version_note": "v5.x conceptual",
"source": "generated",
"multi_turn": true,
"fact_item_id": "xqueuecreate_... |
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