#pragma once #include "quantum.h" #include <stdint.h> #include <stdbool.h> #include "i2c_master.h" #include <util/delay.h> extern i2c_status_t mcp23018_status; #define I2C_TIMEOUT 1000 #define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n)) #define CPU_16MHz 0x00 // I2C aliases and register addresses (see "mcp23018.md") //#define I2C_ADDR 0b0100000 #define I2C_ADDR 0x20 #define I2C_ADDR_WRITE ( (I2C_ADDR<<1) | I2C_WRITE ) #define I2C_ADDR_READ ( (I2C_ADDR<<1) | I2C_READ ) #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 uint8_t init_mcp23018(void); /* ---------- LEFT HAND ----------- ---------- RIGHT HAND ---------- */ #define LAYOUT_gergo( \ L00,L01,L02,L03,L04,L05, R00,R01,R02,R03,R04,R05, \ L10,L11,L12,L13,L14,L15,L16, R10,R11,R12,R13,R14,R15,R16, \ L20,L21,L22,L23,L24,L25,L26,L30, R30,R20,R21,R22,R23,R24,R25,R26, \ L31,L32,L33,L34, R31,R32,R33,R34) \ /* matrix positions */ \ { \ { KC_NO, L16, L26, L30}, \ { L05, L15, L25, L34}, \ { L04, L14, L24, L33}, \ { L03, L13, L23, L32}, \ { L02, L12, L22, L31}, \ { L01, L11, L21, KC_NO}, \ { L00, L10, L20, KC_NO}, \ \ { KC_NO, R10, R20, R30}, \ { R00, R11, R21, R31}, \ { R01, R12, R22, R32}, \ { R02, R13, R23, R33}, \ { R03, R14, R24, R34}, \ { R04, R15, R25, KC_NO}, \ { R05, R16, R26, KC_NO}, \ }