adc18  2.0.0.0
adc18.h
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22 
28 #ifndef ADC18_H
29 #define ADC18_H
30 
31 #ifdef __cplusplus
32 extern "C"{
33 #endif
34 
39 #ifdef PREINIT_SUPPORTED
40 #include "preinit.h"
41 #endif
42 
43 #ifdef MikroCCoreVersion
44  #if MikroCCoreVersion >= 1
45  #include "delays.h"
46  #endif
47 #endif
48 
49 #include "drv_digital_out.h"
50 #include "drv_digital_in.h"
51 #include "drv_spi_master.h"
52 #include "spi_specifics.h"
53 
74 #define ADC18_REG_GEN_PROD 0x00
75 #define ADC18_REG_GEN_REV 0x01
76 #define ADC18_REG_GEN_CNFG 0x02
77 #define ADC18_REG_GEN_CHNL_CTRL 0x03
78 #define ADC18_REG_GEN_GPIO_CTRL 0x04
79 #define ADC18_REG_GEN_GPI_INT 0x05
80 #define ADC18_REG_GEN_GPI_DATA 0x06
81 #define ADC18_REG_GEN_INT 0x07
82 #define ADC18_REG_GEN_INTEN 0x08
83 #define ADC18_REG_GEN_PWR_CTRL 0x09
84 #define ADC18_REG_DCHNL_CMD 0x20
85 #define ADC18_REG_DCHNL_STA 0x21
86 #define ADC18_REG_DCHNL_CTRL1 0x22
87 #define ADC18_REG_DCHNL_CTRL2 0x23
88 #define ADC18_REG_DCHNL_DATA 0x24
89 #define ADC18_REG_DCHNL_N_SEL 0x25
90 #define ADC18_REG_DCHNL_N_SOC 0x26
91 #define ADC18_REG_DCHNL_N_SGC 0x27
92  // adc18_reg
94 
109 #define ADC18_PRODUCT_ID 0x18
110 
115 #define ADC18_GEN_CNFG_CRC_EN 0x800000ul
116 
121 #define ADC18_DATA_RESOLUTION 0x7FFFFFul
122 #define ADC18_FULL_SCALE_VOLTAGE 12.5
123 
128 #define ADC18_START_CONVERSION 0x30
129 #define ADC18_STOP_CONVERSION 0x10
130 #define ADC18_DATA_RATE_5_SPS 0x00
131 #define ADC18_DATA_RATE_10_SPS 0x01
132 #define ADC18_DATA_RATE_15_SPS 0x02
133 #define ADC18_DATA_RATE_30_SPS 0x03
134 #define ADC18_DATA_RATE_50_SPS 0x04
135 #define ADC18_DATA_RATE_60_SPS 0x05
136 #define ADC18_DATA_RATE_225_SPS 0x06
137 #define ADC18_DATA_RATE_450_SPS 0x07
138 #define ADC18_DATA_RATE_900_SPS 0x08
139 #define ADC18_DATA_RATE_1800_SPS 0x09
140 #define ADC18_DATA_RATE_3600_SPS 0x0A
141 #define ADC18_DATA_RATE_7200_SPS 0x0B
142 #define ADC18_DATA_RATE_14400_SPS 0x0C
143 #define ADC18_DATA_RATE_28800_SPS 0x0D
144 #define ADC18_DATA_RATE_57600_SPS 0x0E
145 #define ADC18_DATA_RATE_115200_SPS 0x0F
146 
151 #define ADC18_PD_STATE_STANDBY 0x00
152 #define ADC18_PD_STATE_RESET 0x10
153 #define ADC18_CONV_MODE_CONTINUOUS 0x00
154 #define ADC18_CONV_MODE_SINGLE_CYCLE 0x02
155 #define ADC18_CONV_MODE_CONT_SINGLE_CYCLE 0x03
156 
161 #define ADC18_CH_AI1_SINGLE_ENDED 0x00
162 #define ADC18_CH_AI2_SINGLE_ENDED 0x01
163 #define ADC18_CH_AI3_SINGLE_ENDED 0x02
164 #define ADC18_CH_AI4_SINGLE_ENDED 0x03
165 #define ADC18_CH_AI5_SINGLE_ENDED 0x04
166 #define ADC18_CH_AI6_SINGLE_ENDED 0x05
167 #define ADC18_CH_AI7_SINGLE_ENDED 0x06
168 #define ADC18_CH_AI8_SINGLE_ENDED 0x07
169 #define ADC18_CH_AI9_SINGLE_ENDED 0x08
170 #define ADC18_CH_AI10_SINGLE_ENDED 0x09
171 #define ADC18_CH_AI11_SINGLE_ENDED 0x0A
172 #define ADC18_CH_AI12_SINGLE_ENDED 0x0B
173 #define ADC18_CH_AI1_AI2_DIFFERENTIAL 0x0C
174 #define ADC18_CH_AI3_AI4_DIFFERENTIAL 0x0D
175 #define ADC18_CH_AI5_AI6_DIFFERENTIAL 0x0E
176 #define ADC18_CH_AI7_AI8_DIFFERENTIAL 0x0F
177 #define ADC18_CH_AI9_AI10_DIFFERENTIAL 0x10
178 #define ADC18_CH_AI11_AI12_DIFFERENTIAL 0x11
179 #define ADC18_CH_AI1_COM_AI2_MULTI_DIFF 0x12
180 #define ADC18_CH_AI1_COM_AI3_MULTI_DIFF 0x13
181 #define ADC18_CH_AI4_COM_AI5_MULTI_DIFF 0x14
182 #define ADC18_CH_AI4_COM_AI6_MULTI_DIFF 0x15
183 #define ADC18_CH_AI7_COM_AI8_MULTI_DIFF 0x16
184 #define ADC18_CH_AI7_COM_AI9_MULTI_DIFF 0x17
185 #define ADC18_CH_AI10_COM_AI11_MULTI_DIFF 0x18
186 #define ADC18_CH_AI10_COM_AI12_MULTI_DIFF 0x19
187 #define ADC18_AIP_TEST_DISABLED 0x00
188 #define ADC18_AIP_TEST_2MOHM_TO_AGND 0x40
189 #define ADC18_AIP_TEST_2MOHM_TO_HVDD 0x80
190 #define ADC18_AIP_TEST_2MOHM_TO_HVDD_AGND 0xC0
191 #define ADC18_AIN_TEST_DISABLED 0x00
192 #define ADC18_AIN_TEST_2MOHM_TO_AGND 0x10
193 #define ADC18_AIN_TEST_2MOHM_TO_HVDD 0x20
194 #define ADC18_AIN_TEST_2MOHM_TO_HVDD_AGND 0x30
195 
204 #define ADC18_SET_DATA_SAMPLE_EDGE SET_SPI_DATA_SAMPLE_EDGE
205 #define ADC18_SET_DATA_SAMPLE_MIDDLE SET_SPI_DATA_SAMPLE_MIDDLE
206  // adc18_set
208 
223 #define ADC18_MAP_MIKROBUS( cfg, mikrobus ) \
224  cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
225  cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
226  cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
227  cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS ); \
228  cfg.rdy = MIKROBUS( mikrobus, MIKROBUS_AN ); \
229  cfg.rst = MIKROBUS( mikrobus, MIKROBUS_RST ); \
230  cfg.int_pin = MIKROBUS( mikrobus, MIKROBUS_INT )
231  // adc18_map // adc18
234 
239 typedef struct
240 {
241  // Output pins
242  digital_out_t rst;
244  // Input pins
245  digital_in_t rdy;
246  digital_in_t int_pin;
248  // Modules
249  spi_master_t spi;
251  pin_name_t chip_select;
255 } adc18_t;
256 
261 typedef struct
262 {
263  // Communication gpio pins
264  pin_name_t miso;
265  pin_name_t mosi;
266  pin_name_t sck;
267  pin_name_t cs;
269  // Additional gpio pins
270  pin_name_t rst;
271  pin_name_t rdy;
272  pin_name_t int_pin;
274  // static variable
275  uint32_t spi_speed;
276  spi_master_mode_t spi_mode;
277  spi_master_chip_select_polarity_t cs_polarity;
279 } adc18_cfg_t;
280 
285 typedef enum
286 {
287  ADC18_OK = 0,
288  ADC18_ERROR = -1
289 
291 
308 
322 err_t adc18_init ( adc18_t *ctx, adc18_cfg_t *cfg );
323 
336 err_t adc18_default_cfg ( adc18_t *ctx );
337 
351 err_t adc18_write_register ( adc18_t *ctx, uint8_t reg, uint32_t data_in );
352 
366 err_t adc18_read_register ( adc18_t *ctx, uint8_t reg, uint32_t *data_out );
367 
378 
389 
400 
410 
419 uint8_t adc18_get_rdy_pin ( adc18_t *ctx );
420 
429 uint8_t adc18_get_int_pin ( adc18_t *ctx );
430 
441 err_t adc18_start_conversion ( adc18_t *ctx, uint8_t data_rate );
442 
453 
467 err_t adc18_set_conversion_mode ( adc18_t *ctx, uint8_t mode );
468 
479 err_t adc18_set_active_channel ( adc18_t *ctx, uint8_t channel );
480 
491 err_t adc18_read_raw_adc ( adc18_t *ctx, int32_t *raw_adc );
492 
503 err_t adc18_read_voltage ( adc18_t *ctx, float *voltage );
504 
505 #ifdef __cplusplus
506 }
507 #endif
508 #endif // ADC18_H
509  // adc18
511 
512 // ------------------------------------------------------------------------ END
adc18_get_int_pin
uint8_t adc18_get_int_pin(adc18_t *ctx)
ADC 18 get int pin function.
adc18_return_value_t
adc18_return_value_t
ADC 18 Click return value data.
Definition: adc18.h:286
adc18_t::rst
digital_out_t rst
Definition: adc18.h:242
adc18_write_register
err_t adc18_write_register(adc18_t *ctx, uint8_t reg, uint32_t data_in)
ADC 18 write register function.
adc18_cfg_t::mosi
pin_name_t mosi
Definition: adc18.h:265
spi_specifics.h
This file contains SPI specific macros, functions, etc.
adc18_read_register
err_t adc18_read_register(adc18_t *ctx, uint8_t reg, uint32_t *data_out)
ADC 18 read register function.
adc18_init
err_t adc18_init(adc18_t *ctx, adc18_cfg_t *cfg)
ADC 18 initialization function.
adc18_t::chip_select
pin_name_t chip_select
Definition: adc18.h:251
adc18_cfg_t::int_pin
pin_name_t int_pin
Definition: adc18.h:272
adc18_reset_device
void adc18_reset_device(adc18_t *ctx)
ADC 18 reset device function.
adc18_t::rdy
digital_in_t rdy
Definition: adc18.h:245
adc18_set_active_channel
err_t adc18_set_active_channel(adc18_t *ctx, uint8_t channel)
ADC 18 set active channel function.
adc18_cfg_t::sck
pin_name_t sck
Definition: adc18.h:266
adc18_cfg_setup
void adc18_cfg_setup(adc18_cfg_t *cfg)
ADC 18 configuration object setup function.
adc18_cfg_t::cs_polarity
spi_master_chip_select_polarity_t cs_polarity
Definition: adc18.h:277
adc18_t::spi_crc_enable
bool spi_crc_enable
Definition: adc18.h:253
adc18_cfg_t
ADC 18 Click configuration object.
Definition: adc18.h:262
adc18_stop_conversion
err_t adc18_stop_conversion(adc18_t *ctx)
ADC 18 stop conversion function.
adc18_t::int_pin
digital_in_t int_pin
Definition: adc18.h:246
adc18_cfg_t::rdy
pin_name_t rdy
Definition: adc18.h:271
adc18_read_voltage
err_t adc18_read_voltage(adc18_t *ctx, float *voltage)
ADC 18 read voltage function.
adc18_cfg_t::rst
pin_name_t rst
Definition: adc18.h:270
adc18_cfg_t::cs
pin_name_t cs
Definition: adc18.h:267
adc18_disable_spi_crc
err_t adc18_disable_spi_crc(adc18_t *ctx)
ADC 18 disable spi crc function.
adc18_read_raw_adc
err_t adc18_read_raw_adc(adc18_t *ctx, int32_t *raw_adc)
ADC 18 read raw adc function.
adc18_cfg_t::spi_mode
spi_master_mode_t spi_mode
Definition: adc18.h:276
adc18_check_communication
err_t adc18_check_communication(adc18_t *ctx)
ADC 18 check communication function.
adc18_t
ADC 18 Click context object.
Definition: adc18.h:240
adc18_start_conversion
err_t adc18_start_conversion(adc18_t *ctx, uint8_t data_rate)
ADC 18 start conversion function.
adc18_cfg_t::miso
pin_name_t miso
Definition: adc18.h:264
adc18_enable_spi_crc
err_t adc18_enable_spi_crc(adc18_t *ctx)
ADC 18 enable spi crc function.
ADC18_ERROR
@ ADC18_ERROR
Definition: adc18.h:288
adc18_set_conversion_mode
err_t adc18_set_conversion_mode(adc18_t *ctx, uint8_t mode)
ADC 18 set conversion mode function.
adc18_get_rdy_pin
uint8_t adc18_get_rdy_pin(adc18_t *ctx)
ADC 18 get rdy pin function.
adc18_t::spi
spi_master_t spi
Definition: adc18.h:249
adc18_cfg_t::spi_speed
uint32_t spi_speed
Definition: adc18.h:275
adc18_default_cfg
err_t adc18_default_cfg(adc18_t *ctx)
ADC 18 default configuration function.
ADC18_OK
@ ADC18_OK
Definition: adc18.h:287