This file contains API for Step Down 8 Click Driver. More...

#include "drv_digital_out.h"
#include "drv_digital_in.h"
#include "drv_i2c_master.h"

Data Structures
struct	stepdown8_t
	Step Down 8 Click context object. More...

struct	stepdown8_cfg_t
	Step Down 8 Click configuration object. More...

Macros
#define	STEPDOWN8_PFM_PWM_MODE 0x00
	Step Down 8 description register.

#define	STEPDOWN8_FORCED_PWM_MODE 0x01

#define	STEPDOWN8_R1_RPROG_ADDRESS 0x00

#define	STEPDOWN8_R1_VALUE 200000ul
	Step Down 8 description setting.

#define	STEPDOWN8_DIGIPOT_MAX_VALUE 100000ul

#define	STEPDOWN8_DIGIPOT_RESOLUTION 257

#define	STEPDOWN8_ROUND_TO_NEAREST_INT 0.5

#define	STEPDOWN8_R10_VALUE 10000u

#define	STEPDOWN8_MAX_OUTPUT 18

#define	STEPDOWN8_MIN_OUTPUT 3

#define	STEPDOWN8_PIN_STATE_HIGH 0x01
	Step Down 8 pin state setting.

#define	STEPDOWN8_PIN_STATE_LOW 0x00

#define	STEPDOWN8_ADDR_A2A1A0_000 0x28
	Step Down 8 device address setting.

#define	STEPDOWN8_ADDR_A2A1A0_001 0x29

#define	STEPDOWN8_ADDR_A2A1A0_010 0x2A

#define	STEPDOWN8_ADDR_A2A1A0_011 0x2B

#define	STEPDOWN8_ADDR_A2A1A0_100 0x2C

#define	STEPDOWN8_ADDR_A2A1A0_101 0x2D

#define	STEPDOWN8_ADDR_A2A1A0_110 0x2E

#define	STEPDOWN8_ADDR_A2A1A0_111 0x2F

#define	STEPDOWN8_MAP_MIKROBUS(cfg, mikrobus)
	MikroBUS pin mapping.

Enumerations
enum	stepdown8_return_value_t { STEPDOWN8_OK = 0 , STEPDOWN8_ERROR = -1 }
	Step Down 8 Click return value data. More...

Functions
void	stepdown8_cfg_setup (stepdown8_cfg_t *cfg)
	Step Down 8 configuration object setup function.

err_t	stepdown8_init (stepdown8_t ctx, stepdown8_cfg_t cfg)
	Step Down 8 initialization function.

err_t	stepdown8_default_cfg (stepdown8_t *ctx)
	Step Down 8 default configuration function.

void	stepdown8_set_en_pin (stepdown8_t *ctx, uint8_t pin_state)
	Step Down 8 set EN pin state function.

void	stepdown8_set_sps_pin (stepdown8_t *ctx, uint8_t pin_state)
	Step Down 8 set SPS pin state function.

uint8_t	stepdown8_get_pg_state (stepdown8_t *ctx)
	Step Down 8 get PG pin state function.

err_t	stepdown8_set_wiper_pos (stepdown8_t *ctx, uint16_t wiper_pos)
	Step Down 8 set wiper position.

err_t	stepdown8_set_r2_resistance (stepdown8_t *ctx, uint32_t resistance)
	Step Down 8 set potentiometer resistance.

err_t	stepdown8_set_output (stepdown8_t *ctx, float voltage)
	Step Down 8 set output voltage.

Detailed Description

This file contains API for Step Down 8 Click Driver.

Enumeration Type Documentation

Step Down 8 Click return value data.

Predefined enum values for driver return values.

Enumerator
STEPDOWN8_OK
STEPDOWN8_ERROR