diff options
author | TerryMathews <terry@terrymathews.net> | 2020-03-18 21:13:12 -0400 |
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committer | GitHub <noreply@github.com> | 2020-03-19 01:13:12 +0000 |
commit | 19d7cbc8584ed5c0ec1f768a27767496eeae66f8 (patch) | |
tree | 3a699d143690057c510e8f20d99adb6d26631ef1 /keyboards/m0lly/i2c.h | |
parent | 73f903906ee86e70c301da2f1d70a22f58cdbdf1 (diff) |
M0lly: refactor OLED support and qmk-dfu bootloader (#8475)
Diffstat (limited to 'keyboards/m0lly/i2c.h')
-rw-r--r-- | keyboards/m0lly/i2c.h | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/keyboards/m0lly/i2c.h b/keyboards/m0lly/i2c.h deleted file mode 100644 index 2bd7f40968..0000000000 --- a/keyboards/m0lly/i2c.h +++ /dev/null @@ -1,49 +0,0 @@ -#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 800000L - -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); - - -static inline unsigned char i2c_start_read(unsigned char addr) { - return i2c_master_start((addr << 1) | I2C_READ); -} - -static inline unsigned char i2c_start_write(unsigned char addr) { - return i2c_master_start((addr << 1) | I2C_WRITE); -} - -// from SSD1306 scrips -extern unsigned char i2c_rep_start(unsigned char addr); -extern void i2c_start_wait(unsigned char addr); -extern unsigned char i2c_readAck(void); -extern unsigned char i2c_readNak(void); -extern unsigned char i2c_read(unsigned char ack); - -#define i2c_read(ack) (ack) ? i2c_readAck() : i2c_readNak(); - -#endif |