38 #include "drv_digital_out.h" 39 #include "drv_spi_master.h" 52 #define DIGIPOT_MAP_MIKROBUS( cfg, mikrobus ) \ 53 cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \ 54 cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \ 55 cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \ 56 cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS ); 63 #define DIGIPOT_RETVAL uint8_t 65 #define DIGIPOT_OK 0x00 66 #define DIGIPOT_INIT_ERROR 0xFF 73 #define DIGIPOT_VOLATILE_WIPER_0 0x00 74 #define DIGIPOT_VOLATILE_WIPER_1 0x01 75 #define DIGIPOT_NON_VOLATILE_WIPER_0 0x02 76 #define DIGIPOT_NON_VOLATILE_WIPER_1 0x03 77 #define DIGIPOT_VOLATILE_TCON_REGISTER 0x04 78 #define DIGIPOT_STATUS_REGISTER 0x05 85 #define DIGIPOT_DATA_EEPROM_6 0x06 86 #define DIGIPOT_DATA_EEPROM_7 0x07 87 #define DIGIPOT_DATA_EEPROM_8 0x08 88 #define DIGIPOT_DATA_EEPROM_9 0x09 89 #define DIGIPOT_DATA_EEPROM_A 0x0A 90 #define DIGIPOT_DATA_EEPROM_B 0x0B 91 #define DIGIPOT_DATA_EEPROM_C 0x0C 92 #define DIGIPOT_DATA_EEPROM_D 0x0D 93 #define DIGIPOT_DATA_EEPROM_E 0x0E 94 #define DIGIPOT_DATA_EEPROM_F 0x0F 95 #define DIGIPOT_DATA_WRITE_CMD 0x20 201 #endif // _DIGIPOT_H_ Click ctx object definition.
Definition: digipot.h:108
pin_name_t sck
Definition: digipot.h:125
hal_spi_speed_t spi_speed
Definition: digipot.h:130
spi_master_t spi
Definition: digipot.h:112
pin_name_t miso
Definition: digipot.h:123
DIGIPOT_RETVAL digipot_init(digipot_t *ctx, digipot_cfg_t *cfg)
Initialization function.
float digipot_convert_output(uint16_t adc_val, float v_ref)
Convert ADC value to volatage.
pin_name_t mosi
Definition: digipot.h:124
void digipot_generic_transfer(digipot_t *ctx, spi_master_transfer_data_t *block)
Generic transfer function.
Click configuration structure definition.
Definition: digipot.h:119
pin_name_t cs
Definition: digipot.h:126
void digipot_cfg_setup(digipot_cfg_t *cfg)
Config Object Initialization function.
uint8_t wiper_pos
Definition: main.c:31
#define DIGIPOT_RETVAL
Definition: digipot.h:63
hal_spi_mode_t spi_mode
Definition: digipot.h:131
void digipot_set_wiper_positions(digipot_t *ctx, uint8_t wiper_pos)
Set wiper position.