forked from forks/qmk_firmware
49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
#pragma once
|
|
#include <util/delay.h>
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
#include "quantum.h"
|
|
#include "i2c_master.h"
|
|
#include "matrix.h"
|
|
|
|
|
|
extern i2c_status_t mcp23018_status;
|
|
#define ERGODOX_EZ_I2C_TIMEOUT 1000
|
|
|
|
// 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
|
|
|
|
void init_ergodox(void);
|
|
uint8_t init_mcp23018(void);
|
|
|
|
/* ---------- LEFT HAND ----------- ---------- RIGHT HAND ---------- */
|
|
#define LAYOUT( \
|
|
L00,L01,L02,L03,L04,L05, R00,R01,R02,R03,R04,R05) \
|
|
\
|
|
/* matrix positions */ \
|
|
{ \
|
|
{R00}, \
|
|
{R01}, \
|
|
{R02}, \
|
|
{R03}, \
|
|
{R04}, \
|
|
{R05}, \
|
|
{L05}, \
|
|
{L04}, \
|
|
{L03}, \
|
|
{L02}, \
|
|
{L01}, \
|
|
{L00}, \
|
|
}
|