This file contains API for Force Cell Click Driver. More...

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

Data Structures
struct	forcecell_t
	Force Cell Click context object. More...
struct	forcecell_cfg_t
	Force Cell Click configuration object. More...

Macros
#define	FORCECELL_R6_KOHM 2.7
	Force Cell force calculation setting.
#define	FORCECELL_GAIN ( ( 100 / FORCECELL_R6_KOHM ) + 1 )
#define	FORCECELL_SENSITIVITY_V_V 0.025
#define	FORCECELL_FULL_SCALE_N 30
#define	FORCECELL_NUM_CONVERSIONS 100
	Force Cell default ADC samples number for averaging.
#define	FORCECELL_TIMEOUT_MS 2000
	Force Cell timeout setting.
#define	FORCECELL_ADC_RESOLUTION 0x0FFF
	Force Cell ADC setting.
#define	FORCECELL_VREF_3V3 3.3
#define	FORCECELL_VREF_5V 5.0
#define	FORCECELL_VREF FORCECELL_VREF_3V3
#define	FORCECELL_SET_DEV_ADDR 0x4D
	Force Cell device address setting.
#define	FORCECELL_MAP_MIKROBUS(cfg, mikrobus)
	MikroBUS pin mapping.

Enumerations
enum	forcecell_drv_t { FORCECELL_DRV_SEL_ADC , FORCECELL_DRV_SEL_I2C }
	Force Cell Click driver selector. More...
enum	forcecell_return_value_t { FORCECELL_OK = 0 , FORCECELL_ERROR = -1 }
	Force Cell Click return value data. More...

Functions
void	forcecell_cfg_setup (forcecell_cfg_t *cfg)
	Force Cell configuration object setup function.
void	forcecell_drv_interface_sel (forcecell_cfg_t *cfg, forcecell_drv_t drv_sel)
	Force Cell driver interface setup function.
err_t	forcecell_init (forcecell_t ctx, forcecell_cfg_t cfg)
	Force Cell initialization function.
err_t	forcecell_read_raw_adc (forcecell_t ctx, uint16_t raw_adc)
	Force Cell read raw ADC value function.
err_t	forcecell_read_voltage (forcecell_t ctx, float voltage)
	Force Cell read voltage level function.
err_t	forcecell_read_voltage_avg (forcecell_t ctx, uint16_t num_conv, float voltage_avg)
	Force Cell read average voltage level function.
err_t	forcecell_set_vref (forcecell_t *ctx, float vref)
	Force Cell set vref function.
err_t	forcecell_calib_offset (forcecell_t *ctx)
	Force Cell calib offset function.
err_t	forcecell_read_force (forcecell_t ctx, float force)
	Force Cell read force function.

Detailed Description

This file contains API for Force Cell Click Driver.

Enumeration Type Documentation

Force Cell Click driver selector.

Selects target driver interface of Force Cell Click driver.

Enumerator
FORCECELL_DRV_SEL_ADC	ADC driver descriptor.
FORCECELL_DRV_SEL_I2C	I2C driver descriptor.

Force Cell Click return value data.

Predefined enum values for driver return values.

Enumerator
FORCECELL_OK
FORCECELL_ERROR