mirror of
https://github.com/qmk/qmk_firmware
synced 2024-11-11 22:44:56 +00:00
6e27f6fbde
new file: keyboards/lets_splitv2/Makefile new file: keyboards/lets_splitv2/config.h new file: keyboards/lets_splitv2/i2c.c new file: keyboards/lets_splitv2/i2c.h new file: keyboards/lets_splitv2/imgs/split-keyboard-i2c-schematic.png new file: keyboards/lets_splitv2/imgs/split-keyboard-serial-schematic.png new file: keyboards/lets_splitv2/keymaps/default/keymap.c new file: keyboards/lets_splitv2/lets_split.c new file: keyboards/lets_splitv2/lets_split.h new file: keyboards/lets_splitv2/matrix.c new file: keyboards/lets_splitv2/pro_micro.h new file: keyboards/lets_splitv2/readme.md new file: keyboards/lets_splitv2/serial.c new file: keyboards/lets_splitv2/serial.h new file: keyboards/lets_splitv2/split_util.c new file: keyboards/lets_splitv2/split_util.h new file: keyboards/maxipad/Makefile new file: keyboards/maxipad/config.h new file: keyboards/maxipad/keymaps/default/Makefile new file: keyboards/maxipad/keymaps/default/config.h new file: keyboards/maxipad/keymaps/default/keymap.c new file: keyboards/maxipad/keymaps/default/readme.md new file: keyboards/maxipad/maxipad.c new file: keyboards/maxipad/maxipad.h new file: keyboards/maxipad/readme.md
31 lines
567 B
C
31 lines
567 B
C
#ifndef I2C_H
|
|
#define I2C_H
|
|
|
|
#include <stdint.h>
|
|
|
|
#ifndef F_CPU
|
|
#define F_CPU 16000000UL
|
|
#endif
|
|
|
|
#define I2C_READ 1
|
|
#define I2C_WRITE 0
|
|
|
|
#define I2C_ACK 1
|
|
#define I2C_NACK 0
|
|
|
|
#define SLAVE_BUFFER_SIZE 0x10
|
|
|
|
// i2c SCL clock frequency
|
|
#define SCL_CLOCK 100000L
|
|
|
|
extern volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];
|
|
|
|
void i2c_master_init(void);
|
|
uint8_t i2c_master_start(uint8_t address);
|
|
void i2c_master_stop(void);
|
|
uint8_t i2c_master_write(uint8_t data);
|
|
uint8_t i2c_master_read(int);
|
|
void i2c_reset_state(void);
|
|
void i2c_slave_init(uint8_t address);
|
|
|
|
#endif
|