i2c.c File Reference

Controls the i2c peripheral. More...

#include <string.h>
#include <errno.h>
#include "stm32f1xx_hal.h"
#include "PHiLIP_typedef.h"
#include "port.h"
#include "app_access.h"
#include "app_common.h"
#include "app_defaults.h"
#include "app_reg.h"
#include "gpio.h"
#include "i2c.h"

Data Structures
struct	i2c_dev
	The parameters for reg control. More...

Macros
#define	CONVERT_7ADDR(x)   ((x<<1)&0xFF)
	convert 7 but reg address
#define	CONVERT_10ADDR(x)   ((x<<1)&0x07FF)
	convert 10 but reg address
#define	IS_STATE_WRITING(x)
	Check all reg writing states. More...

Enumerations
enum	I2C_STATE {   I2C_INITIALIZED, I2C_READING_DATA, I2C_WRITE_ADDRESS_RECEIVED, I2C_WRITE_1ST_REG_BYTE_RECEIVED,   I2C_WRITING_DATA, I2C_ADDR_NACK, I2C_STOPPED }
	The state settings of the I2C. More...

Functions
void	init_dut_i2c (map_t *reg)
	Initializes i2c registers. More...
void	init_dut_i2c_msp ()
	Only for use with the STM32xxxx_HAL_Driver.
void	deinit_dut_i2c_msp ()
	Only for use with the STM32xxxx_HAL_Driver.
error_t	commit_dut_i2c ()
	Commits the i2c registers and executes operations. More...
void	update_dut_i2c_inputs ()
	Updates the i2c input levels.
void	DUT_I2C_EV_INT (void)
	This function handles i2c_dut event interrupt.
void	DUT_I2C_ERR_INT (void)
	This function handles i2c_dut error interrupt.

Detailed Description

Controls the i2c peripheral.

Author

Kevin Weiss

Date

13.02.2019

Macro Definition Documentation

#define IS_STATE_WRITING

(

x

)

Value:

(x == I2C_WRITE_ADDRESS_RECEIVED || \
                                x == I2C_WRITE_1ST_REG_BYTE_RECEIVED || \
                                x == I2C_WRITING_DATA)

Check all reg writing states.