Support two MAX6675 thermocouples (#8686)

This commit is contained in:
Mateusz Krawczuk 2018-11-17 01:20:33 +01:00 committed by Scott Lahteine
parent 0e610815e4
commit ca21ac6b9b
21 changed files with 190 additions and 98 deletions

View file

@ -275,12 +275,12 @@
#elif TEMP_SENSOR_0 == -3
#define HEATER_0_USES_MAX6675
#define MAX6675_IS_MAX31855
#define MAX6675_TMIN -270
#define MAX6675_TMAX 1800
#define HEATER_0_MAX6675_TMIN -270
#define HEATER_0_MAX6675_TMAX 1800
#elif TEMP_SENSOR_0 == -2
#define HEATER_0_USES_MAX6675
#define MAX6675_TMIN 0
#define MAX6675_TMAX 1024
#define HEATER_0_MAX6675_TMIN 0
#define HEATER_0_MAX6675_TMAX 1024
#elif TEMP_SENSOR_0 == -1
#define HEATER_0_USES_AD595
#elif TEMP_SENSOR_0 == 0
@ -294,9 +294,19 @@
#if TEMP_SENSOR_1 == -4
#define HEATER_1_USES_AD8495
#elif TEMP_SENSOR_1 == -3
#error "MAX31855 Thermocouples (-3) not supported for TEMP_SENSOR_1."
#if TEMP_SENSOR_0 == -2
#error "If MAX31855 Thermocouple (-3) is used for TEMP_SENSOR_1 then TEMP_SENSOR_0 must match."
#endif
#define HEATER_1_USES_MAX6675
#define HEATER_1_MAX6675_TMIN -270
#define HEATER_1_MAX6675_TMAX 1800
#elif TEMP_SENSOR_1 == -2
#error "MAX6675 Thermocouples (-2) not supported for TEMP_SENSOR_1."
#if TEMP_SENSOR_0 == -3
#error "If MAX31855 Thermocouple (-3) is used for TEMP_SENSOR_0 then TEMP_SENSOR_1 must match."
#endif
#define HEATER_1_USES_MAX6675
#define HEATER_1_MAX6675_TMIN 0
#define HEATER_1_MAX6675_TMAX 1024
#elif TEMP_SENSOR_1 == -1
#define HEATER_1_USES_AD595
#elif TEMP_SENSOR_1 == 0

View file

@ -335,6 +335,10 @@
#error "MBL_Z_STEP is now MESH_EDIT_Z_STEP. Please update your configuration."
#elif defined(CHDK)
#error "CHDK is now CHDK_PIN. Please update your Configuration_adv.h."
#elif defined(MAX6675_SS)
#error "MAX6675_SS is now MAX6675_SS_PIN. Please update your configuration and/or pins."
#elif defined(MAX6675_SS2)
#error "MAX6675_SS2 is now MAX6675_SS2_PIN. Please update your configuration and/or pins."
#endif
#define BOARD_MKS_13 -47
@ -1280,7 +1284,7 @@ static_assert(X_MAX_LENGTH >= X_BED_SIZE && Y_MAX_LENGTH >= Y_BED_SIZE,
*/
#if !HAS_HEATER_0
#error "HEATER_0_PIN not defined for this board."
#elif !PIN_EXISTS(TEMP_0) && !(defined(MAX6675_SS) && MAX6675_SS >= 0)
#elif !PIN_EXISTS(TEMP_0) && !PIN_EXISTS(MAX6675_SS)
#error "TEMP_0_PIN not defined for this board."
#elif ((defined(__AVR_ATmega644P__) || defined(__AVR_ATmega1284P__)) && (!PIN_EXISTS(E0_STEP) || !PIN_EXISTS(E0_DIR)))
#error "E0_STEP_PIN or E0_DIR_PIN not defined for this board."
@ -1291,16 +1295,18 @@ static_assert(X_MAX_LENGTH >= X_BED_SIZE && Y_MAX_LENGTH >= Y_BED_SIZE,
#endif
// Pins are required for heaters
#if ENABLED(HEATER_0_USES_MAX6675) && !(defined(MAX6675_SS) && MAX6675_SS >= 0)
#error "MAX6675_SS (required for TEMP_SENSOR_0) not defined for this board."
#if ENABLED(HEATER_0_USES_MAX6675) && !PIN_EXISTS(MAX6675_SS)
#error "MAX6675_SS_PIN (required for TEMP_SENSOR_0) not defined for this board."
#elif (HOTENDS > 1 || ENABLED(HEATERS_PARALLEL)) && !HAS_HEATER_1
#error "HEATER_1_PIN not defined for this board."
#endif
#if HOTENDS > 1
#if TEMP_SENSOR_1 == 0
#if ENABLED(HEATER_1_USES_MAX6675) && !PIN_EXISTS(MAX6675_SS2)
#error "MAX6675_SS2_PIN (required for TEMP_SENSOR_1) not defined for this board."
#elif TEMP_SENSOR_1 == 0
#error "TEMP_SENSOR_1 is required with 2 or more HOTENDS."
#elif !PIN_EXISTS(TEMP_1)
#elif !PIN_EXISTS(TEMP_1) && !PIN_EXISTS(MAX6675_SS2)
#error "TEMP_1_PIN not defined for this board."
#endif
#if HOTENDS > 2

View file

@ -775,8 +775,13 @@ void Temperature::manage_heater() {
updateTemperaturesFromRawValues(); // also resets the watchdog
#if ENABLED(HEATER_0_USES_MAX6675)
if (current_temperature[0] > MIN(HEATER_0_MAXTEMP, MAX6675_TMAX - 1.0)) max_temp_error(0);
if (current_temperature[0] < MAX(HEATER_0_MINTEMP, MAX6675_TMIN + .01)) min_temp_error(0);
if (current_temperature[0] > MIN(HEATER_0_MAXTEMP, HEATER_0_MAX6675_TMAX - 1.0)) max_temp_error(0);
if (current_temperature[0] < MAX(HEATER_0_MINTEMP, HEATER_0_MAX6675_TMIN + .01)) min_temp_error(0);
#endif
#if ENABLED(HEATER_1_USES_MAX6675)
if (current_temperature[1] > MIN(HEATER_1_MAXTEMP, HEATER_1_MAX6675_TMAX - 1.0)) max_temp_error(1);
if (current_temperature[1] < MAX(HEATER_1_MINTEMP, HEATER_1_MAX6675_TMIN + .01)) min_temp_error(1);
#endif
#if WATCH_HOTENDS || WATCH_THE_BED || DISABLED(PIDTEMPBED) || HAS_AUTO_FAN || HEATER_IDLE_HANDLER
@ -953,7 +958,9 @@ float Temperature::analog_to_celsius_hotend(const int raw, const uint8_t e) {
break;
#endif
case 1:
#if ENABLED(HEATER_1_USES_AD595)
#if ENABLED(HEATER_1_USES_MAX6675)
return raw * 0.25;
#elif ENABLED(HEATER_1_USES_AD595)
return TEMP_AD595(raw);
#elif ENABLED(HEATER_1_USES_AD8495)
return TEMP_AD8495(raw);
@ -1036,7 +1043,10 @@ float Temperature::analog_to_celsius_hotend(const int raw, const uint8_t e) {
*/
void Temperature::updateTemperaturesFromRawValues() {
#if ENABLED(HEATER_0_USES_MAX6675)
current_temperature_raw[0] = read_max6675();
current_temperature_raw[0] = READ_MAX6675(0);
#endif
#if ENABLED(HEATER_1_USES_MAX6675)
current_temperature_raw[1] = READ_MAX6675(1);
#endif
HOTEND_LOOP() current_temperature[e] = analog_to_celsius_hotend(current_temperature_raw[e], e);
#if HAS_HEATED_BED
@ -1170,10 +1180,14 @@ void Temperature::init() {
max6675_spi.init();
OUT_WRITE(SS_PIN, HIGH);
OUT_WRITE(MAX6675_SS, HIGH);
OUT_WRITE(MAX6675_SS_PIN, HIGH);
#endif // HEATER_0_USES_MAX6675
#if ENABLED(HEATER_1_USES_MAX6675)
OUT_WRITE(MAX6675_SS2_PIN, HIGH);
#endif
HAL_adc_init();
#if HAS_TEMP_ADC_0
@ -1595,47 +1609,71 @@ void Temperature::disable_all_heaters() {
#endif // PROBING_HEATERS_OFF
#if ENABLED(HEATER_0_USES_MAX6675)
#if HAS_MAX6675
#define MAX6675_HEAT_INTERVAL 250u
int Temperature::read_max6675(
#if COUNT_6675 > 1
const uint8_t hindex
#endif
) {
#if COUNT_6675 == 1
constexpr uint8_t hindex = 0;
#endif
#define MAX6675_HEAT_INTERVAL 250UL
#if ENABLED(MAX6675_IS_MAX31855)
uint32_t max6675_temp = 2000;
static uint32_t max6675_temp = 2000;
#define MAX6675_ERROR_MASK 7
#define MAX6675_DISCARD_BITS 18
#define MAX6675_SPEED_BITS 3 // (_BV(SPR1)) // clock ÷ 64
#else
uint16_t max6675_temp = 2000;
static uint16_t max6675_temp = 2000;
#define MAX6675_ERROR_MASK 4
#define MAX6675_DISCARD_BITS 3
#define MAX6675_SPEED_BITS 2 // (_BV(SPR0)) // clock ÷ 16
#endif
int Temperature::read_max6675() {
static millis_t next_max6675_ms = 0;
// Return last-read value between readings
static millis_t next_max6675_ms[COUNT_6675] = { 0 };
millis_t ms = millis();
if (PENDING(ms, next_max6675_ms[hindex])) return int(max6675_temp);
next_max6675_ms[hindex] = ms + MAX6675_HEAT_INTERVAL;
if (PENDING(ms, next_max6675_ms)) return (int)max6675_temp;
next_max6675_ms = ms + MAX6675_HEAT_INTERVAL;
//
// TODO: spiBegin, spiRec and spiInit doesn't work when soft spi is used.
//
#if MB(MIGHTYBOARD_REVE)
spiBegin();
spiInit(MAX6675_SPEED_BITS);
#endif
WRITE(MAX6675_SS, 0); // enable TT_MAX6675
#if COUNT_6675 > 1
#define WRITE_MAX6675(V) do{ switch (hindex) { case 1: WRITE(MAX6675_SS2_PIN, V); break; default: WRITE(MAX6675_SS_PIN, V); } }while(0)
#elif ENABLED(HEATER_1_USES_MAX6675)
#define WRITE_MAX6675(V) WRITE(MAX6675_SS2_PIN, V)
#else
#define WRITE_MAX6675(V) WRITE(MAX6675_SS_PIN, V)
#endif
WRITE_MAX6675(LOW); // enable TT_MAX6675
DELAY_NS(100); // Ensure 100ns delay
// Read a big-endian temperature value
max6675_temp = 0;
for (uint8_t i = sizeof(max6675_temp); i--;) {
max6675_temp |= spiRec();
max6675_temp |= (
#if MB(MIGHTYBOARD_REVE)
max6675_spi.receive()
#else
spiRec()
#endif
);
if (i > 0) max6675_temp <<= 8; // shift left if not the last byte
}
WRITE(MAX6675_SS, 1); // disable TT_MAX6675
WRITE_MAX6675(HIGH); // disable TT_MAX6675
if (max6675_temp & MAX6675_ERROR_MASK) {
SERIAL_ERROR_START();
@ -1651,7 +1689,17 @@ void Temperature::disable_all_heaters() {
#else
SERIAL_ERRORLNPGM("MAX6675");
#endif
max6675_temp = MAX6675_TMAX * 4; // thermocouple open
// Thermocouple open
max6675_temp = 4 * (
#if COUNT_6675 > 1
hindex ? HEATER_1_MAX6675_TMAX : HEATER_0_MAX6675_TMAX
#elif ENABLED(HEATER_1_USES_MAX6675)
HEATER_1_MAX6675_TMAX
#else
HEATER_0_MAX6675_TMAX
#endif
);
}
else
max6675_temp >>= MAX6675_DISCARD_BITS;
@ -1660,24 +1708,28 @@ void Temperature::disable_all_heaters() {
if (max6675_temp & 0x00002000) max6675_temp |= 0xFFFFC000;
#endif
return (int)max6675_temp;
return int(max6675_temp);
}
#endif // HEATER_0_USES_MAX6675
#endif // HAS_MAX6675
/**
* Get raw temperatures
*/
void Temperature::set_current_temp_raw() {
#if HAS_TEMP_ADC_0 && DISABLED(HEATER_0_USES_MAX6675)
current_temperature_raw[0] = raw_temp_value[0];
#endif
#if HAS_TEMP_ADC_1
#if ENABLED(TEMP_SENSOR_1_AS_REDUNDANT)
redundant_temperature_raw = raw_temp_value[1];
#else
#elif DISABLED(HEATER_1_USES_MAX6675)
current_temperature_raw[1] = raw_temp_value[1];
#endif
#if HAS_TEMP_ADC_2
current_temperature_raw[2] = raw_temp_value[2];
#if HAS_TEMP_ADC_3
@ -1690,6 +1742,7 @@ void Temperature::set_current_temp_raw() {
#endif // HAS_TEMP_ADC_4
#endif // HAS_TEMP_ADC_3
#endif // HAS_TEMP_ADC_2
#endif // HAS_TEMP_ADC_1
#if HAS_HEATED_BED
@ -1771,17 +1824,17 @@ void Temperature::readings_ready() {
#if HAS_HEATED_BED
#if HEATER_BED_RAW_LO_TEMP > HEATER_BED_RAW_HI_TEMP
#define GEBED <=
#define BEDCMP(A,B) ((A)<=(B))
#else
#define GEBED >=
#define BEDCMP(A,B) ((A)>=(B))
#endif
const bool bed_on = (target_temperature_bed > 0)
#if ENABLED(PIDTEMPBED)
|| (soft_pwm_amount_bed > 0)
#endif
;
if (current_temperature_bed_raw GEBED bed_maxttemp_raw) max_temp_error(-1);
if (bed_minttemp_raw GEBED current_temperature_bed_raw && bed_on) min_temp_error(-1);
if (BEDCMP(current_temperature_bed_raw, bed_maxttemp_raw)) max_temp_error(-1);
if (BEDCMP(bed_minttemp_raw, current_temperature_bed_raw) && bed_on) min_temp_error(-1);
#endif
}

View file

@ -632,8 +632,23 @@ class Temperature {
static void updateTemperaturesFromRawValues();
#if ENABLED(HEATER_0_USES_MAX6675)
static int read_max6675();
#define HAS_MAX6675 (ENABLED(HEATER_0_USES_MAX6675) || ENABLED(HEATER_1_USES_MAX6675))
#if HAS_MAX6675
#if ENABLED(HEATER_0_USES_MAX6675) && ENABLED(HEATER_1_USES_MAX6675)
#define COUNT_6675 2
#else
#define COUNT_6675 1
#endif
#if COUNT_6675 > 1
#define READ_MAX6675(N) read_max6675(N)
#else
#define READ_MAX6675(N) read_max6675()
#endif
static int read_max6675(
#if COUNT_6675 > 1
const uint8_t hindex=0
#endif
);
#endif
static void checkExtruderAutoFans();

View file

@ -572,8 +572,11 @@
#if PIN_EXISTS(MAX6675_SCK)
REPORT_NAME_DIGITAL(__LINE__, MAX6675_SCK_PIN)
#endif
#if defined(MAX6675_SS) && MAX6675_SS >= 0
REPORT_NAME_DIGITAL(__LINE__, MAX6675_SS)
#if PIN_EXISTS(MAX6675_SS)
REPORT_NAME_DIGITAL(__LINE__, MAX6675_SS_PIN)
#endif
#if PIN_EXISTS(MAX6675_SS2)
REPORT_NAME_DIGITAL(__LINE__, MAX6675_SS2_PIN)
#endif
// #if defined(MISO) && MISO >= 0
// REPORT_NAME_DIGITAL(__LINE__, MISO)
@ -803,11 +806,11 @@
#if PIN_EXISTS(SUICIDE)
REPORT_NAME_DIGITAL(__LINE__, SUICIDE_PIN)
#endif
#if defined(THERMO_CS1) && THERMO_CS1 >= 0
REPORT_NAME_DIGITAL(__LINE__, THERMO_CS1)
#if PIN_EXISTS(THERMO_CS1)
REPORT_NAME_DIGITAL(__LINE__, THERMO_CS1_PIN)
#endif
#if defined(THERMO_CS2) && THERMO_CS2 >= 0
REPORT_NAME_DIGITAL(__LINE__, THERMO_CS2)
#if PIN_EXISTS(THERMO_CS2)
REPORT_NAME_DIGITAL(__LINE__, THERMO_CS2_PIN)
#endif
#if PIN_EXISTS(THERMO_DO)
REPORT_NAME_DIGITAL(__LINE__, THERMO_DO_PIN)

View file

@ -85,9 +85,9 @@
// SPI for Max6675 or Max31855 Thermocouple
#if DISABLED(SDSUPPORT)
#define MAX6675_SS -1
#define MAX6675_SS_PIN -1
#else
#define MAX6675_SS -1
#define MAX6675_SS_PIN -1
#endif
//

View file

@ -77,9 +77,9 @@
// SPI for Max6675 or Max31855 Thermocouple
#if DISABLED(SDSUPPORT)
#define MAX6675_SS 53
#define MAX6675_SS_PIN 53
#else
#define MAX6675_SS 53
#define MAX6675_SS_PIN 53
#endif
//

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@ -113,9 +113,9 @@
// SPI for Max6675 or Max31855 Thermocouple
#if DISABLED(SDSUPPORT)
#define MAX6675_SS 66 // Do not use pin 53 if there is even the remote possibility of using Display/SD card
#define MAX6675_SS_PIN 66 // Do not use pin 53 if there is even the remote possibility of using Display/SD card
#else
#define MAX6675_SS 66 // Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#define MAX6675_SS_PIN 66 // Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#endif
//

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@ -113,9 +113,9 @@
// SPI for Max6675 or Max31855 Thermocouple
#if DISABLED(SDSUPPORT)
#define MAX6675_SS 66 // Do not use pin 53 if there is even the remote possibility of using Display/SD card
#define MAX6675_SS_PIN 66 // Do not use pin 53 if there is even the remote possibility of using Display/SD card
#else
#define MAX6675_SS 66 // Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#define MAX6675_SS_PIN 66 // Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#endif
//

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@ -113,9 +113,9 @@
// SPI for Max6675 or Max31855 Thermocouple
#if DISABLED(SDSUPPORT)
#define MAX6675_SS 66 // Do not use pin 53 if there is even the remote possibility of using Display/SD card
#define MAX6675_SS_PIN 66 // Do not use pin 53 if there is even the remote possibility of using Display/SD card
#else
#define MAX6675_SS 66 // Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#define MAX6675_SS_PIN 66 // Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#endif
//

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@ -136,12 +136,14 @@
//
#define THERMO_SCK_PIN 78 // E2
#define THERMO_DO_PIN 3 // E5
#define THERMO_CS1 5 // E3
#define THERMO_CS2 2 // E4
#define THERMO_CS1_PIN 5 // E3
#define THERMO_CS2_PIN 2 // E4
#define MAX6675_SS THERMO_CS1
#define MAX6675_SS_PIN THERMO_CS1_PIN
#define MAX6675_SS2_PIN THERMO_CS2_PIN
#define MAX6675_SCK_PIN THERMO_SCK_PIN
#define MAX6675_DO_PIN THERMO_DO_PIN
//
// Augmentation for auto-assigning plugs
//

View file

@ -172,9 +172,9 @@
// SPI for Max6675 or Max31855 Thermocouple
#if DISABLED(SDSUPPORT)
#define MAX6675_SS 53
#define MAX6675_SS_PIN 53
#else
#define MAX6675_SS 49
#define MAX6675_SS_PIN 49
#endif
//

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@ -205,9 +205,9 @@
// SPI for Max6675 or Max31855 Thermocouple
#if DISABLED(SDSUPPORT)
#define MAX6675_SS 66 // Do not use pin 53 if there is even the remote possibility of using Display/SD card
#define MAX6675_SS_PIN 66 // Do not use pin 53 if there is even the remote possibility of using Display/SD card
#else
#define MAX6675_SS 66 // Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#define MAX6675_SS_PIN 66 // Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#endif
//

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@ -64,11 +64,11 @@
#define TEMP_BED_PIN 10 // Analog Input
// SPI for Max6675 or Max31855 Thermocouple
#undef MAX6675_SS
#undef MAX6675_SS_PIN
#if DISABLED(SDSUPPORT)
#define MAX6675_SS 69 // Do not use pin 53 if there is even the remote possibility of using Display/SD card
#define MAX6675_SS_PIN 69 // Do not use pin 53 if there is even the remote possibility of using Display/SD card
#else
#define MAX6675_SS 69 // Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#define MAX6675_SS_PIN 69 // Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#endif
//

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@ -112,9 +112,9 @@
// SPI for Max6675 or Max31855 Thermocouple
#if DISABLED(SDSUPPORT)
#define MAX6675_SS 53
#define MAX6675_SS_PIN 53
#else
#define MAX6675_SS 49
#define MAX6675_SS_PIN 49
#endif
//

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@ -77,9 +77,9 @@
// SPI for Max6675 or Max31855 Thermocouple
#if DISABLED(SDSUPPORT)
#define MAX6675_SS 66 // Do not use pin 53 if there is even the remote possibility of using Display/SD card
#define MAX6675_SS_PIN 66 // Do not use pin 53 if there is even the remote possibility of using Display/SD card
#else
#define MAX6675_SS 66 // Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#define MAX6675_SS_PIN 66 // Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#endif
//

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@ -87,12 +87,11 @@
#define TEMP_BED_PIN 11 // Analog Input
// SPI for Max6675 or Max31855 Thermocouple
#undef MAX6675_SS_PIN
#if DISABLED(SDSUPPORT)
#undef MAX6675_SS
#define MAX6675_SS 67 // Do not use pin 53 if there is even the remote possibility of using Display/SD card
#define MAX6675_SS_PIN 67 // Do not use pin 53 if there is even the remote possibility of using Display/SD card
#else
#undef MAX6675_SS
#define MAX6675_SS 67 // Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#define MAX6675_SS_PIN 67 // Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#endif
//

View file

@ -73,11 +73,11 @@
#define TEMP_BED_PIN 15 // Analog Input
// SPI for Max6675 or Max31855 Thermocouple
#undef MAX6675_SS
#undef MAX6675_SS_PIN
#if DISABLED(SDSUPPORT)
#define MAX6675_SS 53 // Don't use pin 53 if there is even the remote possibility of using Display/SD card
#define MAX6675_SS_PIN 53 // Don't use pin 53 if there is even the remote possibility of using Display/SD card
#else
#define MAX6675_SS 49 // Don't use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#define MAX6675_SS_PIN 49 // Don't use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present
#endif
//

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@ -158,11 +158,13 @@
#endif
// SPI for Max6675 or Max31855 Thermocouple
//#if DISABLED(SDSUPPORT)
// #define MAX6675_SS 53
//#else
// #define MAX6675_SS 49
//#endif
/*
#if DISABLED(SDSUPPORT)
#define MAX6675_SS_PIN 53
#else
#define MAX6675_SS_PIN 49
#endif
*/
//
// Misc. Functions

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@ -144,11 +144,13 @@
#endif
// SPI for Max6675 or Max31855 Thermocouple
//#if DISABLED(SDSUPPORT)
// #define MAX6675_SS 53
//#else
// #define MAX6675_SS 49
//#endif
/*
#if DISABLED(SDSUPPORT)
#define MAX6675_SS_PIN 53
#else
#define MAX6675_SS_PIN 49
#endif
*/
//
// Misc. Functions

View file

@ -125,7 +125,7 @@
#define SPI_FLASH_CS -1
// SPI for Max6675 or Max31855 Thermocouple
#define MAX6675_SS 65
#define MAX6675_SS_PIN 65
#define MAX31855_SS0 65
#define MAX31855_SS1 52
#define MAX31855_SS2 50