diff options
author | Joel Challis <git@zvecr.com> | 2021-09-13 14:59:53 +0100 |
---|---|---|
committer | GitHub <noreply@github.com> | 2021-09-13 14:59:53 +0100 |
commit | cb4346edb74b415928e3274d166802f5afd3004d (patch) | |
tree | ad9bb2c4bfbae0686a6c56184f312a82592107f3 /keyboards/hadron/i2c.h | |
parent | 8a3f97b20fe532ee9b085e8ba407bfcc8fac3504 (diff) |
Migrate hadron away from QWIIC_DRIVERS (#14415)
Diffstat (limited to 'keyboards/hadron/i2c.h')
-rw-r--r-- | keyboards/hadron/i2c.h | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/keyboards/hadron/i2c.h b/keyboards/hadron/i2c.h deleted file mode 100644 index 7ecf6eb278..0000000000 --- a/keyboards/hadron/i2c.h +++ /dev/null @@ -1,46 +0,0 @@ -#pragma once - -#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(); |