mirror of
https://github.com/qmk/qmk_firmware.git
synced 2024-11-22 03:19:24 +00:00
e9bd7d7ad3
* remove i2c_start and i2c_stop from i2c drivers * remove static i2c_address variable from chibios i2c driver
53 lines
1.3 KiB
C
53 lines
1.3 KiB
C
#pragma once
|
|
|
|
#include "quantum.h"
|
|
#include <stdint.h>
|
|
#include "i2c_master.h"
|
|
#include <util/delay.h>
|
|
|
|
#define MCP23017
|
|
#define MCP23017_A0 0
|
|
#define MCP23017_A1 0
|
|
#define MCP23017_A2 0
|
|
|
|
#define I2C_ADDR ((0x20) << 1)
|
|
|
|
#define MCP23017_B0_IODIRA 0x00
|
|
#define MCP23017_B0_IODIRB 0x01
|
|
#define MCP23017_B0_IPOLA 0x02
|
|
#define MCP23017_B0_IPOLB 0x03
|
|
#define MCP23017_B0_GPINTENA 0x04
|
|
#define MCP23017_B0_GPINTENB 0x05
|
|
#define MCP23017_B0_DEFVALA 0x06
|
|
#define MCP23017_B0_DEFVALB 0x07
|
|
#define MCP23017_B0_INTCONA 0x08
|
|
#define MCP23017_B0_INTCONB 0x09
|
|
#define MCP23017_B0_IOCONA 0x0A
|
|
#define MCP23017_B0_IOCONB 0x0B
|
|
#define MCP23017_B0_GPPUA 0x0C
|
|
#define MCP23017_B0_GPPUB 0x0D
|
|
#define MCP23017_B0_INTFA 0x0E
|
|
#define MCP23017_B0_INTFB 0x0F
|
|
#define MCP23017_B0_INTCAPA 0x10
|
|
#define MCP23017_B0_INTCAPB 0x11
|
|
#define MCP23017_B0_GPIOA 0x12
|
|
#define MCP23017_B0_GPIOB 0x13
|
|
#define MCP23017_B0_OLATA 0x14
|
|
#define MCP23017_B0_OLATB 0x15
|
|
|
|
#define HOTDOX_I2C_TIMEOUT 100
|
|
|
|
void left_init(void);
|
|
void left_scan(void);
|
|
|
|
uint8_t left_read_cols(void);
|
|
uint8_t left_get_col(uint8_t col);
|
|
|
|
matrix_row_t left_read_row(void);
|
|
|
|
void left_unselect_rows(void);
|
|
void left_select_row(uint8_t row);
|
|
|
|
uint8_t init_mcp23017(void);
|
|
|