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Use native ADC resolution where possible (#15719)

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This commit is contained in:
LinFor
2019-11-07 02:49:17 +03:00
committed by Scott Lahteine
parent 9201197878
commit a84e3d1b80
17 changed files with 77 additions and 43 deletions
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49
Marlin/src/module/thermistor/thermistors.h
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@ -23,8 +23,21 @@
#include "../../inc/MarlinConfig.h"
#define OVERSAMPLENR 16
#define OV(N) int16_t((N) * (OVERSAMPLENR))
#define THERMISTOR_TABLE_ADC_RESOLUTION 1024
#define THERMISTOR_TABLE_SCALE (HAL_ADC_RANGE / (THERMISTOR_TABLE_ADC_RESOLUTION))
#if ENABLED(HAL_ADC_FILTERED)
#define OVERSAMPLENR 1
#else
#define OVERSAMPLENR 16
#endif
#define MAX_RAW_THERMISTOR_VALUE (HAL_ADC_RANGE * (OVERSAMPLENR) - 1)
// Currently Marlin stores all oversampled ADC values as int16_t, make sure the HAL settings do not overflow 15bit
#if MAX_RAW_THERMISTOR_VALUE > ((1 << 15) - 1)
#error "MAX_RAW_THERMISTOR_VALUE is too large for int16_t. Reduce OVERSAMPLENR or HAL_ADC_RESOLUTION."
#endif
#define OV(N) int16_t((N) * (OVERSAMPLENR) * (THERMISTOR_TABLE_SCALE))
#define ANY_THERMISTOR_IS(n) (THERMISTOR_HEATER_0 == n || THERMISTOR_HEATER_1 == n || THERMISTOR_HEATER_2 == n || THERMISTOR_HEATER_3 == n || THERMISTOR_HEATER_4 == n || THERMISTOR_HEATER_5 == n || THERMISTORBED == n || THERMISTORCHAMBER == n)
@ -251,74 +264,74 @@ static_assert(
// For thermocouples the highest temperature results in the highest ADC value
#ifndef HEATER_0_RAW_HI_TEMP
#if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_0_USES_THERMISTOR)
#define HEATER_0_RAW_HI_TEMP 16383
#define HEATER_0_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
#define HEATER_0_RAW_LO_TEMP 0
#else
#define HEATER_0_RAW_HI_TEMP 0
#define HEATER_0_RAW_LO_TEMP 16383
#define HEATER_0_RAW_LO_TEMP MAX_RAW_THERMISTOR_VALUE
#endif
#endif
#ifndef HEATER_1_RAW_HI_TEMP
#if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_1_USES_THERMISTOR)
#define HEATER_1_RAW_HI_TEMP 16383
#define HEATER_1_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
#define HEATER_1_RAW_LO_TEMP 0
#else
#define HEATER_1_RAW_HI_TEMP 0
#define HEATER_1_RAW_LO_TEMP 16383
#define HEATER_1_RAW_LO_TEMP MAX_RAW_THERMISTOR_VALUE
#endif
#endif
#ifndef HEATER_2_RAW_HI_TEMP
#if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_2_USES_THERMISTOR)
#define HEATER_2_RAW_HI_TEMP 16383
#define HEATER_2_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
#define HEATER_2_RAW_LO_TEMP 0
#else
#define HEATER_2_RAW_HI_TEMP 0
#define HEATER_2_RAW_LO_TEMP 16383
#define HEATER_2_RAW_LO_TEMP MAX_RAW_THERMISTOR_VALUE
#endif
#endif
#ifndef HEATER_3_RAW_HI_TEMP
#if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_3_USES_THERMISTOR)
#define HEATER_3_RAW_HI_TEMP 16383
#define HEATER_3_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
#define HEATER_3_RAW_LO_TEMP 0
#else
#define HEATER_3_RAW_HI_TEMP 0
#define HEATER_3_RAW_LO_TEMP 16383
#define HEATER_3_RAW_LO_TEMP MAX_RAW_THERMISTOR_VALUE
#endif
#endif
#ifndef HEATER_4_RAW_HI_TEMP
#if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_4_USES_THERMISTOR)
#define HEATER_4_RAW_HI_TEMP 16383
#define HEATER_4_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
#define HEATER_4_RAW_LO_TEMP 0
#else
#define HEATER_4_RAW_HI_TEMP 0
#define HEATER_4_RAW_LO_TEMP 16383
#define HEATER_4_RAW_LO_TEMP MAX_RAW_THERMISTOR_VALUE
#endif
#endif
#ifndef HEATER_5_RAW_HI_TEMP
#if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_5_USES_THERMISTOR)
#define HEATER_5_RAW_HI_TEMP 16383
#define HEATER_5_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
#define HEATER_5_RAW_LO_TEMP 0
#else
#define HEATER_5_RAW_HI_TEMP 0
#define HEATER_5_RAW_LO_TEMP 16383
#define HEATER_5_RAW_LO_TEMP MAX_RAW_THERMISTOR_VALUE
#endif
#endif
#ifndef HEATER_BED_RAW_HI_TEMP
#if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_BED_USES_THERMISTOR)
#define HEATER_BED_RAW_HI_TEMP 16383
#define HEATER_BED_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
#define HEATER_BED_RAW_LO_TEMP 0
#else
#define HEATER_BED_RAW_HI_TEMP 0
#define HEATER_BED_RAW_LO_TEMP 16383
#define HEATER_BED_RAW_LO_TEMP MAX_RAW_THERMISTOR_VALUE
#endif
#endif
#ifndef HEATER_CHAMBER_RAW_HI_TEMP
#if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_CHAMBER_USES_THERMISTOR)
#define HEATER_CHAMBER_RAW_HI_TEMP 16383
#define HEATER_CHAMBER_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
#define HEATER_CHAMBER_RAW_LO_TEMP 0
#else
#define HEATER_CHAMBER_RAW_HI_TEMP 0
#define HEATER_CHAMBER_RAW_LO_TEMP 16383
#define HEATER_CHAMBER_RAW_LO_TEMP MAX_RAW_THERMISTOR_VALUE
#endif
#endif