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end if;
when Pre_Range =>
Read (This, REG_PRE_RANGE_CONFIG_TIMEOUT_MACROP_HI,
Encoded_UInt16, Status);
if Status then
Timeout_Mclks := Decode_Timeout (Encoded_UInt16);
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);
end if;
when Final_Range =>
Sequence_Steps := Sequence_Step_Enabled (This);
if Sequence_Steps (Pre_Range) then
VCSel_Pulse_Period_Pclk :=
VCSel_Pulse_Period (This, Pre_Range);
Read (This, REG_PRE_RANGE_CONFIG_TIMEOUT_MACROP_HI,
Encoded_UInt16, Status);
if Status then
Timeout_Mclks := Decode_Timeout (Encoded_UInt16);
end if;
else
Timeout_Mclks := 0;
end if;
VCSel_Pulse_Period_Pclk :=
VCSel_Pulse_Period (This, Final_Range);
Read (This, REG_FINAL_RANGE_CONFIG_TIMEOUT_MACROP_HI,
Encoded_UInt16, Status);
Timeout_Mclks :=
Decode_Timeout (Encoded_UInt16) - Timeout_Mclks;
if As_Mclks then
return Timeout_Mclks;
else
return To_Timeout_Microseconds
(Timeout_Mclks, VCSel_Pulse_Period_Pclk);
end if;
end case;
end Sequence_Step_Timeout;
-------------------------------
-- Measurement_Timing_Budget --
-------------------------------
function Measurement_Timing_Budget
(This : VL53L0X_Ranging_Sensor) return HAL.UInt32
is
Ret : UInt32;
Pre_Range_Timeout : UInt32;
Final_Range_Timeout : UInt32;
Sequence_Steps : VL53L0x_Sequence_Step_Enabled;
Msrc_Dcc_Tcc_Timeout : UInt32;
begin
Ret := Start_Overhead + End_Overhead;
Sequence_Steps := Sequence_Step_Enabled (This);
if Sequence_Steps (TCC)
or else Sequence_Steps (MSRC)
or else Sequence_Steps (DSS)
then
Msrc_Dcc_Tcc_Timeout := Sequence_Step_Timeout (This, MSRC);
if Sequence_Steps (TCC) then
Ret := Ret + Msrc_Dcc_Tcc_Timeout + Tcc_Overhead;
end if;
if Sequence_Steps (DSS) then
Ret := Ret + 2 * (Msrc_Dcc_Tcc_Timeout + Dss_Overhead);
elsif Sequence_Steps (MSRC) then
Ret := Ret + Msrc_Dcc_Tcc_Timeout + Msrc_Overhead;
end if;
end if;
if Sequence_Steps (Pre_Range) then
Pre_Range_Timeout := Sequence_Step_Timeout (This, Pre_Range);
Ret := Ret + Pre_Range_Timeout + Pre_Range_Overhead;
end if;
if Sequence_Steps (Final_Range) then
Final_Range_Timeout := Sequence_Step_Timeout (This, Final_Range);
Ret := Ret + Final_Range_Timeout + Final_Range_Overhead;
end if;
return Ret;
end Measurement_Timing_Budget;