rs4854.h File Reference

This file contains API for RS485 4 Click driver. More...

#include "drv_digital_out.h"
#include "drv_digital_in.h"
#include "drv_uart.h"

Go to the source code of this file.

Data Structures
struct	rs4854_t
	Click ctx object definition. More...
struct	rs4854_cfg_t
	Click configuration structure definition. More...

Macros
#define	RS4854_MAP_MIKROBUS(cfg, mikrobus)
#define	RS4854_RETVAL   uint8_t
#define	RS4854_OK   0x00
#define	RS4854_INIT_ERROR   0xFF
#define	DRV_RX_BUFFER_SIZE   500
#define	RS4854_PIN_STATE_LOW   0
#define	RS4854_PIN_STATE_HIGH   1

Typedefs
typedef uint8_t	rs4854_error_t
	Error type.

Functions
void	rs4854_cfg_setup (rs4854_cfg_t *cfg)
	Config Object Initialization function.
RS4854_RETVAL	rs4854_init (rs4854_t *ctx, rs4854_cfg_t *cfg)
	Initialization function.
void	rs4854_generic_write (rs4854_t *ctx, char *data_buf, uint16_t len)
	Generic write function.
int32_t	rs4854_generic_read (rs4854_t *ctx, char *data_buf, uint16_t max_len)
	Generic read function.
void	rs4854_rx_disable (rs4854_t *ctx)
	Rx disable function.
void	rs4854_rx_enable (rs4854_t *ctx)
	Rx enable function.
void	rs4854_tx_disable (rs4854_t *ctx)
	Tx disable function.
void	rs4854_tx_enable (rs4854_t *ctx)
	Tx enable function.
void	rs4854_re_pin_set (rs4854_t *ctx, uint8_t pin_state)
	Sets RE pin to high or low state.
void	rs4854_de_pin_set (rs4854_t *ctx, uint8_t pin_state)
	Sets DE pin to high or low state.

Detailed Description

This file contains API for RS485 4 Click driver.