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35 #include "drv_digital_out.h"
36 #include "drv_spi_master.h"
58 #define DIGIPOT_MAP_MIKROBUS( cfg, mikrobus ) \
59 cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
60 cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
61 cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
62 cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS )
80 #define DIGIPOT_DATA_EEPROM_6 0x06
81 #define DIGIPOT_DATA_EEPROM_7 0x07
82 #define DIGIPOT_DATA_EEPROM_8 0x08
83 #define DIGIPOT_DATA_EEPROM_9 0x09
84 #define DIGIPOT_DATA_EEPROM_A 0x0A
85 #define DIGIPOT_DATA_EEPROM_B 0x0B
86 #define DIGIPOT_DATA_EEPROM_C 0x0C
87 #define DIGIPOT_DATA_EEPROM_D 0x0D
88 #define DIGIPOT_DATA_EEPROM_E 0x0E
89 #define DIGIPOT_DATA_EEPROM_F 0x0F
90 #define DIGIPOT_DATA_WRITE_CMD 0x20
96 #define DIGIPOT_VOLATILE_WIPER_0 0x00
97 #define DIGIPOT_VOLATILE_WIPER_1 0x01
98 #define DIGIPOT_NON_VOLATILE_WIPER_0 0x02
99 #define DIGIPOT_NON_VOLATILE_WIPER_1 0x03
100 #define DIGIPOT_VOLATILE_TCON_REGISTER 0x04
101 #define DIGIPOT_STATUS_REGISTER 0x05
void digipot_set_wiper_positions(digipot_t *ctx, uint8_t wiper_pos)
Set wiper position.
spi_master_t spi
Definition: digipot.h:117
pin_name_t cs
Definition: digipot.h:133
spi_master_chip_select_polarity_t cs_polarity
Definition: digipot.h:139
DIGI POT Click context object.
Definition: digipot.h:111
void digipot_generic_transfer(digipot_t *ctx, uint8_t *wr_buf, uint16_t wr_len, uint8_t *rd_buf, uint16_t rd_len)
Generic transfer function.
digital_out_t cs
Definition: digipot.h:114
void digipot_cfg_setup(digipot_cfg_t *cfg)
DIGI POT configuration object setup function.
uint8_t wiper_pos
Definition: main.c:28
err_t digipot_init(digipot_t *ctx, digipot_cfg_t *cfg)
DIGI POT initialization function.
@ DIGIPOT_ERROR
Definition: digipot.h:150
pin_name_t miso
Definition: digipot.h:130
float digipot_convert_output(uint16_t adc_val, float v_ref)
Convert ADC value to volatage.
pin_name_t mosi
Definition: digipot.h:131
@ DIGIPOT_OK
Definition: digipot.h:149
digipot_return_value_t
DIGI POT Click return value data.
Definition: digipot.h:148
spi_master_mode_t spi_mode
Definition: digipot.h:138
pin_name_t chip_select
Definition: digipot.h:119
pin_name_t sck
Definition: digipot.h:132
DIGI POT Click configuration object.
Definition: digipot.h:128
uint32_t spi_speed
Definition: digipot.h:137