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<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>BioSense FPGA 调试终端</title>
<script src="https://cdn.tailwindcss.com"></script>
<script>
tailwind.config = {
theme: {
extend: {
colors: {
'fpga-bg': '#0f172a',
'fpga-panel': '#1e293b',
'fpga-border': '#334155',
'fpga-accent': '#0ea5e9', // Sky 500
'fpga-success': '#10b981', // Emerald 500
'fpga-warning': '#f59e0b', // Amber 500
'fpga-danger': '#ef4444', // Red 500
'fpga-text': '#e2e8f0',
'fpga-dim': '#64748b',
},
fontFamily: {
mono: ['ui-monospace', 'SFMono-Regular', 'Menlo', 'Monaco', 'Consolas', "Liberation Mono", "Courier New", 'monospace'],
}
}
}
}
</script>
<style>
/* Custom Scrollbar */
::-webkit-scrollbar {
width: 8px;
height: 8px;
}
::-webkit-scrollbar-track {
background: #0f172a;
}
::-webkit-scrollbar-thumb {
background: #334155;
border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
background: #475569;
}
/* CRT Scanline Effect */
.crt::before {
content: " ";
display: block;
position: absolute;
top: 0;
left: 0;
bottom: 0;
right: 0;
background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
z-index: 2;
background-size: 100% 2px, 3px 100%;
pointer-events: none;
}
.canvas-container {
background-image:
linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
background-size: 20px 20px;
}
/* Range Slider Styling */
input[type=range] {
-webkit-appearance: none;
background: transparent;
}
input[type=range]::-webkit-slider-thumb {
-webkit-appearance: none;
height: 16px;
width: 16px;
border-radius: 50%;
background: #0ea5e9;
cursor: pointer;
margin-top: -6px;
}
input[type=range]::-webkit-slider-runnable-track {
width: 100%;
height: 4px;
cursor: pointer;
background: #334155;
border-radius: 2px;
}
</style>
</head>
<body class="bg-fpga-bg text-fpga-text font-sans overflow-hidden h-screen flex flex-col selection:bg-fpga-accent selection:text-white">
<!-- Top Navigation / Toolbar -->
<header class="h-14 bg-fpga-panel border-b border-fpga-border flex items-center px-4 justify-between shrink-0 z-20">
<div class="flex items-center gap-3">
<div class="w-8 h-8 bg-gradient-to-br from-blue-600 to-cyan-400 rounded flex items-center justify-center shadow-lg shadow-blue-500/20">
<svg class="w-5 h-5 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13 10V3L4 14h7v7l9-11h-7z"></path></svg>
</div>
<div>
<h1 class="text-sm font-bold tracking-wide text-white">BioSense <span class="text-fpga-accent">Debugger</span></h1>
<div class="flex items-center gap-2 text-[10px] text-fpga-dim font-mono">
<span class="w-2 h-2 rounded-full bg-fpga-success animate-pulse"></span>
FPGA DEVKIT v4.2 [READY]
</div>
</div>
</div>
<div class="flex items-center gap-4">
<!-- Connection Controls -->
<div class="flex bg-fpga-bg rounded p-1 border border-fpga-border">
<button onclick="app.toggleConnection()" id="btn-connect" class="px-3 py-1 text-xs font-mono rounded hover:bg-fpga-border transition-colors text-fpga-success">CONNECT_JTAG</button>
<div class="w-px bg-fpga-border mx-1"></div>
<button class="px-3 py-1 text-xs font-mono rounded hover:bg-fpga-border transition-colors text-fpga-accent">FLASH_BITSTREAM</button>
</div>
<!-- View Controls -->
<div class="flex bg-fpga-bg rounded p-1 border border-fpga-border">
<button onclick="app.setMode('digital')" class="px-3 py-1 text-xs font-mono rounded hover:bg-fpga-border transition-colors text-fpga-dim hover:text-white" id="mode-digital">DIGITAL</button>
<button onclick="app.setMode('mixed')" class="px-3 py-1 text-xs font-mono rounded bg-fpga-border text-white transition-colors" id="mode-mixed">MIXED</button>
<button onclick="app.setMode('fft')" class="px-3 py-1 text-xs font-mono rounded hover:bg-fpga-border transition-colors text-fpga-dim hover:text-white" id="mode-fft">FFT</button>
</div>
</div>
</header>
<!-- Main Workspace -->
<div class="flex-1 flex overflow-hidden">
<!-- Left Sidebar: Channels -->
<aside class="w-64 bg-fpga-panel border-r border-fpga-border flex flex-col shrink-0 z-10">
<div class="p-3 border-b border-fpga-border flex justify-between items-center">
<span class="text-xs font-bold text-fpga-dim uppercase tracking-wider">Channels</span>
<span class="text-[10px] bg-fpga-bg px-2 py-0.5 rounded border border-fpga-border text-fpga-accent">8 ACTIVE</span>
</div>
<div class="flex-1 overflow-y-auto p-2 space-y-2" id="channel-list">
<!-- Channels injected by JS -->
</div>
<div class="p-3 border-t border-fpga-border bg-fpga-bg/50">
<div class="text-[10px] text-fpga-dim mb-2 uppercase font-bold">Trigger Settings</div>
<div class="flex items-center gap-2 mb-2">
<div class="w-2 h-2 rounded-full bg-fpga-warning"></div>
<span class="text-xs font-mono">CH2 Rising</span>
</div>
<div class="h-1 w-full bg-fpga-border rounded overflow-hidden">
<div class="h-full bg-fpga-warning w-1/3"></div>
</div>
</div>
</aside>
<!-- Center: Canvas Display -->
<main class="flex-1 flex flex-col min-w-0 bg-black relative">
<!-- Toolbar Overlay -->
<div class="absolute top-4 left-4 right-4 flex justify-between pointer-events-none z-10">
<div class="bg-fpga-panel/90 backdrop-blur border border-fpga-border rounded px-3 py-1 pointer-events-auto shadow-lg">
<span class="text-xs text-fpga-dim font-mono mr-2">TIMEBASE:</span>
<span class="text-xs text-white font-mono font-bold" id="timebase-display">50 ms/div</span>
</div>
<div class="bg-fpga-panel/90 backdrop-blur border border-fpga-border rounded px-3 py-1 pointer-events-auto shadow-lg flex gap-2">
<button onclick="app.zoomTime(1.2)" class="hover:text-fpga-accent">-</button>
<button onclick="app.zoomTime(0.8)" class="hover:text-fpga-accent">+</button>
</div>
</div>
<!-- Canvas Wrapper -->
<div class="flex-1 relative canvas-container overflow-hidden crt" id="canvas-wrapper">
<canvas id="mainCanvas" class="absolute top-0 left-0 w-full h-full block"></canvas>
<!-- Floating Stats -->
<div class="absolute bottom-4 left-4 bg-fpga-panel/80 backdrop-blur border border-fpga-border rounded p-3 shadow-lg">
<div class="grid grid-cols-2 gap-x-6 gap-y-1 text-xs font-mono">
<span class="text-fpga-dim">FPS:</span> <span class="text-fpga-accent text-right" id="fps-counter">60</span>
<span class="text-fpga-dim">Samples:</span> <span class="text-white text-right">4096</span>
<span class="text-fpga-dim">Bandwidth:</span> <span class="text-white text-right">1.2 GB/s</span>
</div>
</div>
</div>
<!-- Bottom Status Bar -->
<div class="h-8 bg-fpga-panel border-t border-fpga-border flex items-center px-4 justify-between text-[10px] font-mono shrink-0">
<div class="flex gap-4">
<span class="text-fpga-success">SYSTEM OK</span>
<span class="text-fpga-dim">PLL_LOCKED</span>
<span class="text-fpga-dim">ADC_0: 0x4F2A</span>
</div>
<div class="flex gap-4">
<span class="text-fpga-warning">WARN: FAN_SPEED > 80%</span>
<span class="text-fpga-dim">uptime: 14h 22m</span>
</div>
</div>
</main>
<!-- Right Sidebar: Properties & Controls -->
<aside class="w-72 bg-fpga-panel border-l border-fpga-border flex flex-col shrink-0 z-10 overflow-y-auto">
<!-- FPGA Register Map -->
<div class="p-4 border-b border-fpga-border">
<div class="flex justify-between items-center mb-3">
<h3 class="text-xs font-bold text-fpga-accent uppercase">Register Map</h3>
<button class="text-[10px] text-fpga-dim hover:text-white">REFRESH</button>
</div>
<div class="space-y-1 font-mono text-[11px]" id="register-list">
<!-- Registers injected by JS -->
</div>
</div>
<!-- Sensor Configuration -->
<div class="p-4 border-b border-fpga-border">
<h3 class="text-xs font-bold text-fpga-dim uppercase mb-3">Bio-Sensor Config</h3>
<div class="space-y-4">
<div>
<label class="block text-[10px] text-fpga-dim mb-1">Gain Control (dB)</label>
<div class="flex items-center gap-2">
<input type="range" min="0" max="60" value="24" class="w-full" oninput="document.getElementById('gain-val').innerText = this.value">
<span id="gain-val" class="text-xs font-mono w-6 text-right">24</span>
</div>
</div>
<div>
<label class="block text-[10px] text-fpga-dim mb-1">Filter Cutoff (Hz)</label>
<select class="w-full bg-fpga-bg border border-fpga-border rounded text-xs p-1 text-white outline-none focus:border-fpga-accent">
<option>100 Hz</option>
<option>1 kHz</option>
<option selected>10 kHz</option>
<option>50 kHz</option>
</select>
</div>
<div class="flex items-center justify-between">
<label class="text-xs text-fpga-dim">Impedance Check</label>
<button class="w-8 h-4 bg-fpga-accent rounded-full relative transition-colors" onclick="this.classList.toggle('bg-fpga-dim'); this.classList.toggle('bg-fpga-accent')">
<div class="absolute right-0.5 top-0.5 w-3 h-3 bg-white rounded-full shadow"></div>
</button>
</div>
</div>
</div>
<!-- Data Export -->
<div class="p-4">
<h3 class="text-xs font-bold text-fpga-dim uppercase mb-3">Data Export</h3>
<div class="grid grid-cols-2 gap-2">
<button class="bg-fpga-bg border border-fpga-border text-xs py-2 rounded hover:bg-fpga-border hover:text-white transition-colors">.CSV</button>
<button class="bg-fpga-bg border border-fpga-border text-xs py-2 rounded hover:bg-fpga-border hover:text-white transition-colors">.WAV</button>
<button class="col-span-2 bg-fpga-accent/20 border border-fpga-accent text-fpga-accent text-xs py-2 rounded hover:bg-fpga-accent hover:text-white transition-colors font-bold">CAPTURE FRAME</button>
</div>
</div>
</aside>
</div>
<script>
/**
* BioSense FPGA Debugger Logic
* Handles Canvas rendering, simulated data generation, and UI interactions.
*/
const app = {
canvas: null,
ctx: null,
width: 0,
height: 0,
dpr: 1,
// State
channels: [],
registers: [],
isRunning: true,
timeScale: 0.05, // seconds per pixel approx
mode: 'mixed', // digital, mixed, fft
dataOffset: 0,
init() {
this.canvas = document.getElementById('mainCanvas');
this.ctx = this.canvas.getContext('2d');
this.dpr = window.devicePixelRatio || 1;
// Initialize Channels
this.channels = [
{ id: 0, name: 'CLK_SYS', type: 'digital', color: '#ef4444', visible: true, data: [] },
{ id: 1, name: 'STATE_MACH', type: 'digital', color: '#f59e0b', visible: true, data: [] },
{ id: 2, name: 'ADC_RAW', type: 'analog', color: '#0ea5e9', visible: true, data: [], offset: 0 },
{ id: 3, name: 'FILTER_OUT', type: 'analog', color: '#10b981', visible: true, data: [], offset: 0 },
{ id: 4, name: 'IMPEDANCE', type: 'analog', color: '#a855f7', visible: false, data: [], offset: 0 },
];
// Initialize Registers
this.registers = [
{ addr: '0x00', name: 'CTRL_REG', val: '0x0001' },
{ addr: '0x04', name: 'STAT_REG', val: '0x00F2' },
{ addr: '0x08', name: 'ADC_DATA', val: '0x1A4F' },
{ addr: '0x0C', name: 'DAC_VOL', val: '0x0800' },
{ addr: '0x10', name: 'I2C_STAT', val: '0x0000' },
{ addr: '0x14', name: 'PLL_DIV', val: '0x0010' },
{ addr: '0x18', name: 'FIFO_CNT', val: '0x03FF' },
{ addr: '0x1C', name: 'IRQ_MASK', val: '0x0000' },
];
this.resize();
window.addEventListener('resize', () => this.resize());
this.renderUI();
this.loop();
},
resize() {
const parent = this.canvas.parentElement;
this.width = parent.clientWidth;
this.height = parent.clientHeight;
this.canvas.width = this.width * this.dpr;
this.canvas.height = this.height * this.dpr;
this.canvas.style.width = `${this.width}px`;
this.canvas.style.height = `${this.height}px`;
this.ctx.scale(this.dpr, this.dpr);
},
// Generate simulated data points
generateData() {
const now = Date.now();
this.channels.forEach(ch => {
// Keep a buffer of data points. We use a circular buffer concept but simple array push is fine for simulation.
// In a real app, we'd use a fixed size array.
const point = { x: now };
if (ch.type === 'digital') {
// Create square waves with noise/jitter
const freq = ch.id === 0 ? 5 : 2; // Hz
const val = Math.sin(now / 1000 * Math.PI * 2 * freq) > 0 ? 1 : 0;
// Add glitch
point.y = Math.random() > 0.98 ? (val ? 0 : 1) : val;
} else {
// Analog signals
let val = 0;
if (ch.name === 'ADC_RAW') {
// Simulated Bio-Signal (ECG-ish)
const t = now / 1000;
val = Math.sin(t * 10) * 20 +
(Math.sin(t * 50) > 0.8 ? Math.sin(t * 50) * 40 : 0) + // "QRS complex"
(Math.random() - 0.5) * 5; // Noise
} else if (ch.name === 'FILTER_OUT') {
// Low passed version
const t = now / 1000;
val = Math.sin(t * 10) * 18 +
(Math.sin(t * 50) > 0.8 ? Math.sin(t * 50) * 15 : 0);
} else {
// Random noise
val = (Math.random() - 0.5) * 10;
}
point.y = val;
}
ch.data.push(point);
// Trim old data to prevent memory leak and keep performance
if (ch.data.length > 2000) ch.data.shift();
});
},
drawGrid() {
const ctx = this.ctx;
const w = this.width;
const h = this.height;
ctx.strokeStyle = 'rgba(255, 255, 255, 0.05)';
ctx.lineWidth = 1;
ctx.beginPath();
// Vertical lines (Time)
const timeStep = 50; // px
for (let x = 0; x < w; x += timeStep) {
ctx.moveTo(x, 0);
ctx.lineTo(x, h);
}
// Horizontal lines (Voltage/Logic Level)
const voltStep = h / (this.mode === 'mixed' ? 8 : 4);
for (let y = 0; y < h; y += voltStep) {
ctx.moveTo(0, y);
ctx.lineTo(w, y);
}
ctx.stroke();
// Center line
ctx.strokeStyle = 'rgba(14, 165, 233, 0.2)';
ctx.beginPath();
ctx.moveTo(0, h/2);
ctx.lineTo(w, h/2);
ctx.stroke();
},
drawTrace(ch, yOffset, slotHeight) {
const ctx = this.ctx;
const data = ch.data;
if (data.length < 2) return;
ctx.strokeStyle = ch.color;
ctx.lineWidth = 2;
ctx.beginPath();
// We draw from right to left (newest to oldest) to align with screen edge
// Or rather, standard logic: map time to x.
// Let's map the last N points to the width.
const rightEdgeTime = data[data.length - 1].x;
const pxPerMs = this.width / 2000; // Show last 2 seconds worth of pixels roughly
let first = true;
for (let i = data.length - 1; i >= 0; i--) {
const point = data[i];
const age = rightEdgeTime - point.x;
const x = this.width - (age * pxPerMs); // Moving left from right edge
if (x < 0) break; // Off screen
if (ch.type === 'digital') {
// Draw stepped line
const yHigh = yOffset - slotHeight * 0.2;
const yLow = yOffset + slotHeight * 0.2;
const y = point.y ? yHigh : yLow;
if (first) {
ctx.moveTo(x, y);
first = false;
} else {
// Connect with step
const prevX = this.width - ((rightEdgeTime - data[i+1].x) * pxPerMs);
ctx.lineTo(prevX - 1, y); // Horizontal
ctx.lineTo(x, y); // Vertical
}
// Draw value label on right
if (i === data.length - 1) {
ctx.fillStyle = ch.color;
ctx.font = '10px monospace';
ctx.fillText(point.y, x + 10, y + 3);
}
} else {
// Analog
// Scale y. Center is 0.
const scale = slotHeight / 100; // arbitrary scale
const y = yOffset - (point.y * scale);
if (first) {
ctx.moveTo(x, y);
first = false;
} else {
ctx.lineTo(x, y);
}
// Draw latest value
if (i === data.length - 1) {
ctx.fillStyle = '#fff';
ctx.fillRect(x - 2, y - 2, 4, 4);
ctx.fillStyle = ch.color;
ctx.fillText(point.y.toFixed(1), x + 10, y + 3);
}
}
}
ctx.stroke();
},
render() {
// Clear
this.ctx.clearRect(0, 0, this.width, this.height);
this.drawGrid();
// Calculate slots for channels
const visibleChannels = this.channels.filter(c => c.visible);
const slotHeight = this.height / visibleChannels.length;
visibleChannels.forEach((ch, index) => {
const yCenter = (index * slotHeight) + (slotHeight / 2);
// Draw Channel Label Background
this.ctx.fillStyle = 'rgba(0,0,0,0.5)';
this.ctx.fillRect(5, yCenter - 10, 80, 20);
// Label
this.ctx.fillStyle = ch.color;
this.ctx.font = 'bold 11px monospace';
this.ctx.fillText(ch.name, 10, yCenter + 4);
// Draw Trace
this.drawTrace(ch, yCenter, slotHeight);
});
},
loop() {
if (this.isRunning) {
this.generateData();
this.render();
// Randomly update registers
if (Math.random() > 0.95) {
this.updateRegisters();
}
}
requestAnimationFrame(() => this.loop());
},
updateRegisters() {
// Simulate changing values
const r = this.registers[2]; // ADC_DATA
const val = parseInt(r.val, 16);
const newVal = val + Math.floor((Math.random() - 0.5) * 20);
r.val = `0x${(newVal & 0xFFFF).toString(16).toUpperCase().padStart(4, '0')}`;
this.renderUI();
},
renderUI() {
// Render Channel List
const list = document.getElementById('channel-list');
list.innerHTML = this.channels.map(ch => `
<div class="flex items-center justify-between bg-fpga-bg p-2 rounded border border-fpga-border hover:border-fpga-accent transition-colors cursor-pointer group" onclick="app.toggleChannel(${ch.id})">
<div class="flex items-center gap-2">
<div class="w-2 h-2 rounded-full" style="background-color: ${ch.visible ? ch.color : '#475569'}"></div>
<span class="text-xs font-mono ${ch.visible ? 'text-white' : 'text-fpga-dim'}">${ch.name}</span>
</div>
<div class="text-[10px] text-fpga-dim group-hover:text-white">${ch.type.toUpperCase()}</div>
</div>
`).join('');
// Render Registers
const regList = document.getElementById('register-list');
regList.innerHTML = this.registers.map(r => `
<div class="flex justify-between border-b border-fpga-border/50 py-1 last:border-0">
<span class="text-fpga-dim w-12">${r.addr}</span>
<span class="text-white font-bold w-20">${r.name}</span>
<span class="text-fpga-accent text-right w-16">${r.val}</span>
</div>
`).join('');
},
// Interaction Methods
toggleChannel(id) {
const ch = this.channels.find(c => c.id === id);
if (ch) ch.visible = !ch.visible;
this.renderUI();
},
setMode(mode) {
this.mode = mode;
// Update buttons
['digital', 'mixed', 'fft'].forEach(m => {
const btn = document.getElementById(`mode-${m}`);
if (m === mode) {
btn.classList.remove('text-fpga-dim', 'hover:text-white');
btn.classList.add('bg-fpga-border', 'text-white');
} else {
btn.classList.add('text-fpga-dim', 'hover:text-white');
btn.classList.remove('bg-fpga-border', 'text-white');
}
});
// Reset visibility based on mode
if (mode === 'digital') {
this.channels.forEach(c => c.visible = c.type === 'digital');
} else if (mode === 'mixed') {
this.channels.forEach(c => c.visible = true); // Show all
} else if (mode === 'fft') {
// FFT mode would change rendering logic significantly,
// for this demo we'll just show analog channels
this.channels.forEach(c => c.visible = c.type === 'analog');
}
this.renderUI();
},
toggleConnection() {
const btn = document.getElementById('btn-connect');
if (btn.innerText === 'CONNECT_JTAG') {
btn.innerText = 'DISCONNECT';
btn.classList.remove('text-fpga-success');
btn.classList.add('text-fpga-danger');
this.isRunning = true;
} else {
btn.innerText = 'CONNECT_JTAG';
btn.classList.add('text-fpga-success');
btn.classList.remove('text-fpga-danger');
this.isRunning = false;
}
},
zoomTime(factor) {
// Adjust simulation speed or scale
// In a real app, this changes the timebase of the scope
// Here we just update text for effect
const display = document.getElementById('timebase-display');
let val = parseFloat(display.innerText);
val *= factor;
display.innerText = `${val.toFixed(1)} ms/div`;
}
};
// Start application
document.addEventListener('DOMContentLoaded', () => {
app.init();
});
</script>
</body>
</html> |