text stringlengths 0 234 |
|---|
Status : Boolean with Unreferenced; |
-- Tmp : UInt8; |
begin |
-- for J in 1 .. 3 loop |
Write (This, REG_SYSTEM_INTERRUPT_CLEAR, UInt8'(16#01#), Status); |
-- exit when not Status; |
-- Write (This, REG_SYSTEM_INTERRUPT_CLEAR, UInt8'(16#00#), Status); |
-- exit when not Status; |
-- Read (This, REG_RESULT_INTERRUPT_STATUS, Tmp, Status); |
-- exit when not Status; |
-- exit when (Tmp and 16#07#) /= 0; |
-- end loop; |
end Clear_Interrupt_Mask; |
--------------------------- |
-- Sequence_Step_Enabled -- |
--------------------------- |
function Sequence_Step_Enabled |
(This : VL53L0X_Ranging_Sensor) return VL53L0x_Sequence_Step_Enabled |
is |
Sequence_Steps : VL53L0x_Sequence_Step_Enabled; |
Sequence_Config : UInt8 := 0; |
Status : Boolean; |
function Sequence_Step_Enabled |
(Step : VL53L0x_Sequence_Step; |
Sequence_Config : UInt8) return Boolean; |
--------------------------- |
-- Sequence_Step_Enabled -- |
--------------------------- |
function Sequence_Step_Enabled |
(Step : VL53L0x_Sequence_Step; |
Sequence_Config : UInt8) return Boolean |
is |
begin |
case Step is |
when TCC => |
return (Sequence_Config and 16#10#) /= 0; |
when DSS => |
return (Sequence_Config and 16#08#) /= 0; |
when MSRC => |
return (Sequence_Config and 16#04#) /= 0; |
when Pre_Range => |
return (Sequence_Config and 16#40#) /= 0; |
when Final_Range => |
return (Sequence_Config and 16#80#) /= 0; |
end case; |
end Sequence_Step_Enabled; |
begin |
Read (This, REG_SYSTEM_SEQUENCE_CONFIG, Sequence_Config, Status); |
if not Status then |
return (others => False); |
end if; |
for Step in Sequence_Steps'Range loop |
Sequence_Steps (Step) := |
Sequence_Step_Enabled (Step, Sequence_Config); |
end loop; |
return Sequence_Steps; |
end Sequence_Step_Enabled; |
--------------------------- |
-- Sequence_Step_Timeout -- |
--------------------------- |
function Sequence_Step_Timeout |
(This : VL53L0X_Ranging_Sensor; |
Step : VL53L0x_Sequence_Step; |
As_Mclks : Boolean := False) return UInt32 |
is |
VCSel_Pulse_Period_Pclk : UInt8; |
Encoded_UInt8 : UInt8; |
Encoded_UInt16 : UInt16; |
Status : Boolean; |
Timeout_Mclks : UInt32; |
Sequence_Steps : VL53L0x_Sequence_Step_Enabled; |
begin |
case Step is |
when TCC | DSS | MSRC => |
Read (This, REG_MSRC_CONFIG_TIMEOUT_MACROP, |
Encoded_UInt8, Status); |
if Status then |
Timeout_Mclks := Decode_Timeout (UInt16 (Encoded_UInt8)); |
end if; |
if As_Mclks then |
return Timeout_Mclks; |
else |
VCSel_Pulse_Period_Pclk := |
VCSel_Pulse_Period (This, Pre_Range); |
return To_Timeout_Microseconds |
(Timeout_Mclks, VCSel_Pulse_Period_Pclk); |
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