#pragma once #include "quantum.h" #include #include #include "i2c_master.h" #include #define I2C_ADDR (0b0100000 << 1) #define I2C_TIMEOUT 100 #define IODIRA 0x00 // i/o direction register #define IODIRB 0x01 #define GPPUA 0x0C // GPIO pull-up resistor register #define GPPUB 0x0D #define GPIOA 0x12 // general purpose i/o port register (write modifies OLAT) #define GPIOB 0x13 #define OLATA 0x14 // output latch register #define OLATB 0x15 extern uint8_t expander_status; extern uint8_t expander_input_pin_mask; extern bool i2c_initialized; void init_dactyl(void); void init_expander(void);