c4x4key.h File Reference

This file contains API for 4x4 Key Click driver. More...

#include "drv_digital_out.h"
#include "drv_digital_in.h"
#include "drv_spi_master.h"

Go to the source code of this file.

Data Structures
struct	c4x4key_t
	Click ctx object definition. More...
struct	c4x4key_cfg_t
	Click configuration structure definition. More...

Macros
#define	C4X4KEY_MAP_MIKROBUS(cfg, mikrobus)
#define	C4X4KEY_RETVAL   uint8_t
#define	C4X4KEY_OK   0x00
#define	C4X4KEY_INIT_ERROR   0xFF
#define	C4X4KEY_BUTTON_0   0xEFFF
#define	C4X4KEY_BUTTON_1   0xFFFE
#define	C4X4KEY_BUTTON_2   0xFFFD
#define	C4X4KEY_BUTTON_3   0xFFFB
#define	C4X4KEY_BUTTON_4   0xFFEF
#define	C4X4KEY_BUTTON_5   0xFFDF
#define	C4X4KEY_BUTTON_6   0xFFBF
#define	C4X4KEY_BUTTON_7   0xFEFF
#define	C4X4KEY_BUTTON_8   0xFDFF
#define	C4X4KEY_BUTTON_9   0xFBFF
#define	C4X4KEY_BUTTON_A   0xFFF7
#define	C4X4KEY_BUTTON_B   0xFF7F
#define	C4X4KEY_BUTTON_C   0xF7FF
#define	C4X4KEY_BUTTON_D   0xBFFF
#define	C4X4KEY_BUTTON_STAR   0x7FFF
#define	C4X4KEY_BUTTON_HASH   0xDFFF
#define	C4X4KEY_MAX_16_BIT   0xFFFF

Functions
void	c4x4key_cfg_setup (c4x4key_cfg_t *cfg)
	Config Object Initialization function.
C4X4KEY_RETVAL	c4x4key_init (c4x4key_t *ctx, c4x4key_cfg_t *cfg)
	Initialization function.
void	c4x4key_generic_transfer (c4x4key_t *ctx, uint8_t *wr_buf, uint16_t wr_len, uint8_t *rd_buf, uint16_t rd_len)
	Generic transfer function.
uint16_t	c4x4key_get_data (c4x4key_t *ctx)
	Get 16-bit data function.
uint8_t	c4x4key_get_btn_position (c4x4key_t *ctx)
	Get position pressed button function.

Detailed Description

This file contains API for 4x4 Key Click driver.