✨ M3426 to read i2c MCP3426 ADC (#23184)

2021-12-04 23:44:10 +00:00
parent 05b57278d4
commit c0addd1d33
9 changed files with 234 additions and 5 deletions
--- a/Marlin/src/pins/stm32f4/pins_INDEX_REV03.h
+++ b/Marlin/src/pins/stm32f4/pins_INDEX_REV03.h
@ -42,6 +42,9 @@
 #define SRAM_EEPROM_EMULATION
 #define MARLIN_EEPROM_SIZE                0x2000  // 8KB

+// I2C MCP3426 (16-Bit, 240SPS, dual-channel ADC)
+#define HAS_MCP3426_ADC
+
 //
 // Servos
 //
@ -116,6 +119,8 @@
 #define FAN2_PIN                            PE4
 #define FAN3_PIN                            PE5

+#define FAN_SOFT_PWM
+
 // Neopixel Rings
 #define NEOPIXEL_PIN                        PC7
 #define NEOPIXEL2_PIN                       PC8