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(21) PT100 for MCUs with 3.3v logic (#16731)

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This commit is contained in:
Artur Petrzak
2020-01-31 01:00:37 +01:00
committed by GitHub
parent 62f52ebb3a
commit e4679c1b78
4 changed files with 87 additions and 3 deletions
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6
Marlin/src/module/thermistor/thermistors.h
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@@ -37,7 +37,8 @@
#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 OV_SCALE(N) (N)
#define OV(N) int16_t(OV_SCALE(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 || THERMISTOR_HEATER_6 == n || THERMISTOR_HEATER_7 == n || THERMISTORBED == n || THERMISTORCHAMBER == n || THERMISTORPROBE == n)
@@ -105,6 +106,9 @@
#if ANY_THERMISTOR_IS(20) // Pt100 with INA826 amp on Ultimaker v2.0 electronics
#include "thermistor_20.h"
#endif
#if ANY_THERMISTOR_IS(21) // Pt100 with INA826 amp with 3.3v excitation based on "Pt100 with INA826 amp on Ultimaker v2.0 electronics"
#include "thermistor_21.h"
#endif
#if ANY_THERMISTOR_IS(51) // beta25 = 4092 K, R25 = 100 kOhm, Pull-up = 1 kOhm, "EPCOS"
#include "thermistor_51.h"
#endif