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38 #include "drv_digital_out.h"
39 #include "drv_digital_in.h"
40 #include "drv_spi_master.h"
54 #define RTD2_MAP_MIKROBUS( cfg, mikrobus ) \
55 cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
56 cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
57 cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
58 cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS ); \
59 cfg.str = MIKROBUS( mikrobus, MIKROBUS_AN ); \
60 cfg.rst = MIKROBUS( mikrobus, MIKROBUS_RST ); \
61 cfg.rdy = MIKROBUS( mikrobus, MIKROBUS_INT )
72 #define RTD2_SET_DATA_SAMPLE_EDGE SET_SPI_DATA_SAMPLE_EDGE
73 #define RTD2_SET_DATA_SAMPLE_MIDDLE SET_SPI_DATA_SAMPLE_MIDDLE
79 #define RTD2_REG_MUX0 0x00
80 #define RTD2_REG_VBIAS 0x01
81 #define RTD2_REG_MUX1 0x02
82 #define RTD2_REG_SYS0 0x03
83 #define RTD2_REG_OFC0 0x04
84 #define RTD2_REG_OFC1 0x05
85 #define RTD2_REG_OFC2 0x06
86 #define RTD2_REG_FSC0 0x07
87 #define RTD2_REG_FSC1 0x08
88 #define RTD2_REG_FSC2 0x09
89 #define RTD2_REG_IDAC0 0x0A
90 #define RTD2_REG_IDAC1 0x0B
91 #define RTD2_REG_GPIOCFG 0x0C
92 #define RTD2_REG_GPIODIR 0x0D
93 #define RTD2_REG_GPIODAT 0x0E
105 #define RTD2_CMD_WAKEUP 0x01
106 #define RTD2_CMD_SLEEP 0x03
107 #define RTD2_CMD_SYNC 0x05
108 #define RTD2_CMD_RESET 0x07
109 #define RTD2_CMD_NOP 0xFF
116 #define RTD2_CMD_RDATA 0x12
117 #define RTD2_CMD_RDATAC 0x14
118 #define RTD2_CMD_SDATAC 0x16
125 #define RTD2_CMD_RREG 0x20
132 #define RTD2_CMD_WREG 0x40
139 #define RTD2_CMD_SYSOCAL 0x60
140 #define RTD2_CMD_SYSGCAL 0x61
141 #define RTD2_CMD_SELFOCAL 0x62
148 #define RTD2_RW_DUMMY 0xFF
161 #define RTD2_BCS_OFF 0x00
162 #define RTD2_BCS_500 0x40
163 #define RTD2_BCS_2 0x80
164 #define RTD2_BCS_10 0xC0
171 #define RTD2_AINP0 0x00
172 #define RTD2_AINP1 0x08
173 #define RTD2_AINP2 0x10
174 #define RTD2_AINP3 0x18
175 #define RTD2_AIN_POS 0x38
182 #define RTD2_AINN0 0x00
183 #define RTD2_AINN1 0x01
184 #define RTD2_AINN2 0x02
185 #define RTD2_AINN3 0x03
186 #define RTD2_AIN_NEG 0x07
193 #define RTD2_VBIAS_OFF 0x00
194 #define RTD2_VBIAS0 0x01
195 #define RTD2_VBIAS1 0x02
196 #define RTD2_VBIAS2 0x04
197 #define RTD2_VBIAS3 0x08
210 #define RTD2_INT_VREF_OFF 0x00
211 #define RTD2_INT_VREF_ON 0x20
212 #define RTD2_INT_VREF_CONV 0x40
219 #define RTD2_REF0 0x00
220 #define RTD2_INT 0x10
221 #define RTD2_INT_REF0 0x18
228 #define RTD2_MEAS_NORM 0x00
229 #define RTD2_MEAS_OFFSET 0x01
230 #define RTD2_MEAS_GAIN 0x02
231 #define RTD2_MEAS_TEMP 0x03
232 #define RTD2_MEAS_REF0 0x05
233 #define RTD2_MEAS_AVDD 0x06
234 #define RTD2_MEAS_DVDD 0x07
247 #define RTD2_GAIN_1 0x00
248 #define RTD2_GAIN_2 0x10
249 #define RTD2_GAIN_4 0x20
250 #define RTD2_GAIN_8 0x30
251 #define RTD2_GAIN_16 0x40
252 #define RTD2_GAIN_32 0x50
253 #define RTD2_GAIN_64 0x60
254 #define RTD2_GAIN_128 0x70
261 #define RTD2_DR_5 0x00
262 #define RTD2_DR_10 0x01
263 #define RTD2_DR_20 0x02
264 #define RTD2_DR_40 0x03
265 #define RTD2_DR_80 0x04
266 #define RTD2_DR_160 0x05
267 #define RTD2_DR_320 0x06
268 #define RTD2_DR_640 0x07
269 #define RTD2_DR_1000 0x08
270 #define RTD2_DR_2000 0x0F
283 #define RTD2_IDAC_ID 0x90
290 #define RTD2_DRDY_OFF 0x00
291 #define RTD2_DRDY_ON 0x08
298 #define RTD2_IDAC_OFF 0x00
299 #define RTD2_IDAC_50 0x01
300 #define RTD2_IDAC_100 0x02
301 #define RTD2_IDAC_250 0x03
302 #define RTD2_IDAC_500 0x04
303 #define RTD2_IDAC_750 0x05
304 #define RTD2_IDAC_1000 0x06
305 #define RTD2_IDAC_1500 0x07
318 #define RTD2_IDAC1_A0 0xCC
319 #define RTD2_IDAC1_A1 0xDC
320 #define RTD2_IDAC1_A2 0xEC
321 #define RTD2_IDAC1_A3 0xFC
328 #define RTD2_IDAC2_A0 0xCC
329 #define RTD2_IDAC2_A1 0xCD
330 #define RTD2_IDAC2_A2 0xCE
331 #define RTD2_IDAC2_A3 0xCF
344 #define RTD2_GPIO_0 0x01
345 #define RTD2_GPIO_1 0x02
346 #define RTD2_GPIO_2 0x04
347 #define RTD2_GPIO_3 0x08
360 #define RTD2_IO_0 0x01
361 #define RTD2_IO_1 0x02
362 #define RTD2_IO_2 0x04
363 #define RTD2_IO_3 0x08
371 #define RTD2_OUT_0 0x01
372 #define RTD2_OUT_1 0x02
373 #define RTD2_OUT_2 0x04
374 #define RTD2_OUT_3 0x08
381 #define RTD2_PIN_LOW 0x00
382 #define RTD2_PIN_HIGH 0x01
389 #define RTD2_ERROR 0x00
390 #define RTD2_SUCCESS 0x01
397 #define RTD2_START_CONVERSION_DISABLE 0x00
398 #define RTD2_START_CONVERSION_ENABLE 0x01
405 #define RTD2_NEW_DATA_IS_NOT_READY 0x00
406 #define RTD2_NEW_DATA_IS_READY 0x01
413 #define COEFF_PT100_RESISTANCE_OHMS_0_C 100.00000000
414 #define COEFF_ALPHA 0.3920000000
415 #define COEFF_ADC_RES_RT_P 0.0000753846
416 #define COEFF_ADC_COR_FACT 50.980300000
void rtd2_set_system_control(rtd2_t *ctx, uint8_t gain, uint8_t output_rate)
Set system control function.
pin_name_t sck
Definition: rtd2.h:453
pin_name_t chip_select
Definition: rtd2.h:441
void rtd2_set_mux_sel(rtd2_t *ctx, uint8_t adc_pos, uint8_t adc_neg)
Set multiplexer selection function.
void rtd2_set_idac_current_out(rtd2_t *ctx, uint8_t c_out_1, uint8_t c_out_2)
Set IDAC current out function.
digital_out_t cs
Definition: rtd2.h:430
uint8_t rtd2_set_int_ref(rtd2_t *ctx, uint8_t s_ref)
Set int ref function.
uint8_t rtd2_set_bias(rtd2_t *ctx, uint8_t bias)
Set bias function.
spi_master_mode_t spi_mode
Definition: rtd2.h:463
float rtd2_get_temperature(rtd2_t *ctx)
Get temperature function.
float rtd2_calc_temperature(int32_t adc_val)
Calculate temperature function.
void rtd2_set_system_monitor(rtd2_t *ctx, uint8_t sys_mon)
Set system monitor function.
void rtd2_send_cmd(rtd2_t *ctx, uint8_t cmd)
Send command function.
void rtd2_toggle_cs(rtd2_t *ctx, uint8_t cs_state)
Toggle CS pin function.
void rtd2_set_sleep(rtd2_t *ctx)
Set to sleep function.
This file contains SPI specific macros, functions, etc.
digital_out_t rst
Definition: rtd2.h:434
pin_name_t rdy
Definition: rtd2.h:459
Click ctx object definition.
Definition: rtd2.h:429
void rtd2_enable_start(rtd2_t *ctx, uint8_t en_start)
Enable conversion start function.
uint32_t spi_speed
Definition: rtd2.h:462
void rtd2_set_read_data_once(rtd2_t *ctx)
Set read data once function.
pin_name_t rst
Definition: rtd2.h:458
Click configuration structure definition.
Definition: rtd2.h:449
void rtd2_set_idac_current_mag(rtd2_t *ctx, uint8_t c_idac)
Set IDAC current magnitude function.
pin_name_t miso
Definition: rtd2.h:451
pin_name_t mosi
Definition: rtd2.h:452
uint8_t rtd2_check_new_data_ready(rtd2_t *ctx)
Check new data ready function.
digital_out_t str
Definition: rtd2.h:433
void rtd2_cfg_setup(rtd2_cfg_t *cfg)
Config Object Initialization function.
void rtd2_set_sync(rtd2_t *ctx)
Set sync function.
void rtd2_set_read_data_continuous(rtd2_t *ctx)
Set read data continuous function.
spi_master_chip_select_polarity_t cs_polarity
Definition: rtd2.h:464
int32_t rtd2_read_output_data(rtd2_t *ctx)
Read output data function.
pin_name_t str
Definition: rtd2.h:457
void rtd2_default_cfg(rtd2_t *ctx)
Set default configuration function.
uint8_t rtd2_set_burn_out_source(rtd2_t *ctx, uint8_t burn_out)
Set burn out source function.
void rtd2_hw_reset(rtd2_t *ctx)
Hardware reset function.
digital_in_t rdy
Definition: rtd2.h:437
void rtd2_set_wakeup(rtd2_t *ctx)
Set wakeup function.
spi_master_t spi
Definition: rtd2.h:440
uint8_t rtd2_read_reg(rtd2_t *ctx, uint8_t reg)
Read the register function.
err_t rtd2_init(rtd2_t *ctx, rtd2_cfg_t *cfg)
Initialization function.
void rtd2_set_stop_data(rtd2_t *ctx)
Set stop data function.
void rtd2_set_reset(rtd2_t *ctx)
Set reset function.
void rtd2_read_continuous(rtd2_t *ctx, uint8_t reg, uint8_t *p_rx_data, uint8_t n_bytes)
Continuous read the data function.
void rtd2_write_continuous(rtd2_t *ctx, uint8_t reg, uint8_t *p_tx_data, uint8_t n_bytes)
Continuous write the data function.
void rtd2_write_reg(rtd2_t *ctx, uint8_t reg, uint8_t tx_data)
Write the register function.
pin_name_t cs
Definition: rtd2.h:454
uint8_t rtd2_check_interupt(rtd2_t *ctx)
Check interrupt status function.