This file contains API for Expand 8 Click Driver. More...

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

Data Structures
struct	expand8_t
	Expand 8 Click context object. More...

struct	expand8_cfg_t
	Expand 8 Click configuration object. More...

Macros
#define	EXPAND8_ADDR_OUT_LVL_PORT_P0 0x00
	Expand 8 port adresses.

#define	EXPAND8_ADDR_OUT_LVL_PORT_P1 0x01

#define	EXPAND8_ADDR_OUT_LVL_PORT_P2 0x02

#define	EXPAND8_ADDR_OUT_LVL_PORT_P3 0x03

#define	EXPAND8_ADDR_OUT_LVL_PORT_P4 0x04

#define	EXPAND8_ADDR_OUT_LVL_PORT_P5 0x05

#define	EXPAND8_ADDR_OUT_LVL_PORT_P6 0x06

#define	EXPAND8_ADDR_OUT_LVL_PORT_P7 0x07

#define	EXPAND8_ADDR_OUT_LVL_PORT_P8 0x08

#define	EXPAND8_ADDR_OUT_LVL_PORT_P9 0x09

#define	EXPAND8_ADDR_OUT_LVL_PORT_P0_THROUGH_P9 0x0A

#define	EXPAND8_ADDR_OUT_LVL_PORT_P0_THROUGH_P3 0x0B

#define	EXPAND8_ADDR_OUT_LVL_PORT_P4_THROUGH_P7 0x0C

#define	EXPAND8_ADDR_OUT_LVL_PORT_P8_THROUGH_P9 0x0D

#define	EXPAND8_ADDR_OUT_LVL_PORT_P7_THROUGH_P0 0x0E

#define	EXPAND8_ADDR_OUT_LVL_PORT_P9_THROUGH_P8 0x0F

#define	EXPAND8_ADDR_RAM 0x13

#define	EXPAND8_ADDR_NOP 0x20

#define	EXPAND8_SET_LOW_IMPEDANCE 0x00
	Expand 8 impedance set values.

#define	EXPAND8_SET_HIGH_IMPEDANCE 0xFF

#define	EXPAND8_CMD_WRITE 0x00
	Expand 8 commands.

#define	EXPAND8_CMD_READ 0x80

#define	EXPAND8_SET_DATA_SAMPLE_EDGE SET_SPI_DATA_SAMPLE_EDGE
	Data sample selection.

#define	EXPAND8_SET_DATA_SAMPLE_MIDDLE SET_SPI_DATA_SAMPLE_MIDDLE

#define	EXPAND8_MAP_MIKROBUS(cfg, mikrobus)
	MikroBUS pin mapping.

Enumerations
enum	expand8_return_value_t { EXPAND8_OK = 0 , EXPAND8_ERROR = -1 }
	Expand 8 Click return value data. More...

Functions
void	expand8_cfg_setup (expand8_cfg_t *cfg)
	Expand 8 configuration object setup function.

err_t	expand8_init (expand8_t ctx, expand8_cfg_t cfg)
	Expand 8 initialization function.

err_t	expand8_generic_write (expand8_t ctx, uint8_t reg, uint8_t data_in, uint8_t len)
	Expand 8 data writing function.

err_t	expand8_generic_read (expand8_t ctx, uint8_t reg, uint8_t data_out, uint8_t len)
	Expand 8 data reading function.

void	expand8_write_data (expand8_t *ctx, uint8_t addr, uint8_t tx_data)
	Generic write data function.

uint8_t	expand8_read_data (expand8_t *ctx, uint8_t addr)
	Generic read data function.

err_t	expand8_set_port (expand8_t *ctx, uint8_t sel_port, uint8_t sel_imped)
	Set port function.

Detailed Description

This file contains API for Expand 8 Click Driver.

Enumeration Type Documentation

Expand 8 Click return value data.

Predefined enum values for driver return values.

Enumerator
EXPAND8_OK
EXPAND8_ERROR