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38 #include "drv_digital_in.h"
39 #include "drv_spi_master.h"
52 #define LDC1101_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 ); \
57 cfg.pwm = MIKROBUS( mikrobus, MIKROBUS_PWM ); \
58 cfg.int_pin = MIKROBUS( mikrobus, MIKROBUS_INT );
65 #define LDC1101_RETVAL uint8_t
67 #define LDC1101_OK 0x00
68 #define LDC1101_INIT_ERROR 0xFF
75 #define LDC1101_REG_CFG_RP_MEASUREMENT_DYNAMIC_RANGE 0x01
76 #define LDC1101_REG_CFG_INTERNAL_TIME_CONSTANT_1 0x02
77 #define LDC1101_REG_CFG_INTERNAL_TIME_CONSTANT_2 0x03
78 #define LDC1101_REG_CFG_RP_L_CONVERSION_INTERVAL 0x04
79 #define LDC1101_REG_CFG_ADDITIONAL_DEVICE 0x05
80 #define LDC1101_REG_RP_THRESH_H_LSB 0x06
81 #define LDC1101_REG_RP_THRESH_H_MSB 0x07
82 #define LDC1101_REG_RP_THRESH_L_LSB 0x08
83 #define LDC1101_REG_RP_THRESH_L_MSB 0x09
84 #define LDC1101_REG_CFG_INTB_MODE 0x0A
85 #define LDC1101_REG_CFG_POWER_STATE 0x0B
86 #define LDC1101_REG_AMPLITUDE_CONTROL_REQUIREMENT 0x0C
87 #define LDC1101_REG_L_THRESH_HI_LSB 0x16
88 #define LDC1101_REG_L_THRESH_HI_MSB 0x17
89 #define LDC1101_REG_L_THRESH_LO_LSB 0x18
90 #define LDC1101_REG_L_THRESH_LO_MSB 0x19
91 #define LDC1101_REG_RP_L_MEASUREMENT_STATUS 0x20
92 #define LDC1101_REG_RP_DATA_LSB 0x21
93 #define LDC1101_REG_RP_DATA_MSB 0x22
94 #define LDC1101_REG_L_DATA_LSB 0x23
95 #define LDC1101_REG_L_DATA_MSB 0x24
96 #define LDC1101_REG_LHR_RCOUNT_LSB 0x30
97 #define LDC1101_REG_LHR_RCOUNT_MSB 0x31
98 #define LDC1101_REG_LHR_OFFSET_LSB 0x32
99 #define LDC1101_REG_LHR_OFFSET_MSB 0x33
100 #define LDC1101_REG_CFG_LHR 0x34
101 #define LDC1101_REG_LHR_DATA_LSB 0x38
102 #define LDC1101_REG_LHR_DATA_MID 0x39
103 #define LDC1101_REG_LHR_DATA_MSB 0x3A
104 #define LDC1101_REG_LHR_STATUS 0x3B
105 #define LDC1101_REG_DEVICE_RID_VALUE 0x3E
106 #define LDC1101_REG_CHIP_ID 0x3F
113 #define LDC1101_CHIP_ID_VAL 0xD4
120 #define LDC1101_RP_SET_RP_MAX_IS_DRIVEN 0x00
121 #define LDC1101_RP_SET_RP_MAX_CURRENT_IS_IGNORED 0x80
122 #define LDC1101_RP_SET_RP_MAX_96KOhm 0x00
123 #define LDC1101_RP_SET_RP_MAX_48KOhm 0x10
124 #define LDC1101_RP_SET_RP_MAX_24KOhm 0x20
125 #define LDC1101_RP_SET_RP_MAX_12KOhm 0x30
126 #define LDC1101_RP_SET_RP_MAX_6KOhm 0x40
127 #define LDC1101_RP_SET_RP_MAX_3KOhm 0x50
128 #define LDC1101_RP_SET_RP_MAX_1_5KOhm 0x60
129 #define LDC1101_RP_SET_RP_MAX_0_75KOh 0x70
130 #define LDC1101_RP_SET_RP_MIN_96KOhm 0x00
131 #define LDC1101_RP_SET_RP_MIN_48KOhm 0x01
132 #define LDC1101_RP_SET_RP_MIN_24KOhm 0x02
133 #define LDC1101_RP_SET_RP_MIN_12KOhm 0x03
134 #define LDC1101_RP_SET_RP_MIN_6KOhm 0x04
135 #define LDC1101_RP_SET_RP_MIN_3KOhm 0x05
136 #define LDC1101_RP_SET_RP_MIN_1_5KOhm 0x06
137 #define LDC1101_RP_SET_RP_MIN_0_75KOh 0x07
144 #define LDC1101_TC1_C1_0_75pF 0x00
145 #define LDC1101_TC1_C1_1_5pF 0x40
146 #define LDC1101_TC1_C1_3pF 0x80
147 #define LDC1101_TC1_C1_6pF 0xC0
148 #define LDC1101_TC1_R1_417kOhm 0x00
149 #define LDC1101_TC1_R1_212_7kOhm 0x10
150 #define LDC1101_TC1_R1_21_1kOhm 0x1F
157 #define LDC1101_TC2_C2_3pF 0x00
158 #define LDC1101_TC2_C2_6pF 0x40
159 #define LDC1101_TC2_C2_12pF 0x80
160 #define LDC1101_TC2_C2_24pF 0xC0
161 #define LDC1101_TC2_R2_835kOhm 0x00
162 #define LDC1101_TC2_R2_426_4kOhm 0x20
163 #define LDC1101_TC2_R2_30_5kOhm 0x3F
170 #define LDC1101_DIG_CFG_MIN_FREQ_500kHz 0x00
171 #define LDC1101_DIG_CFG_MIN_FREQ_118kHz 0xD0
172 #define LDC1101_DIG_CFG_MIN_FREQ_8MHz 0xF0
173 #define LDC1101_DIG_CFG_RESP_TIME_192s 0x02
174 #define LDC1101_DIG_CFG_RESP_TIME_384s 0x03
175 #define LDC1101_DIG_CFG_RESP_TIME_768s 0x04
176 #define LDC1101_DIG_CFG_RESP_TIME_1536s 0x05
177 #define LDC1101_DIG_CFG_RESP_TIME_3072s 0x06
178 #define LDC1101_DIG_CFG_RESP_TIME_6144s 0x07
185 #define LDC1101_ALT_CFG_SHUTDOWN_ENABLE 0x02
186 #define LDC1101_ALT_CFG_SHUTDOWN_DISABLE 0x00
187 #define LDC1101_ALT_CFG_L_OPTIMAL_DISABLED 0x00
188 #define LDC1101_ALT_CFG_L_OPTIMAL_ENABLE 0x01
189 #define LDC1101_ALT_CFG_R_OPTIMAL_ENABLE 0x02
190 #define LDC1101_REQ_AMPLINTUDE_REGUL_CONVERT 0x00
191 #define LDC1101_CONTINUES_CONVERT 0x01
198 #define LDC1101_INTB_MODE_DONT_REPORT_INTB_ON_SDO_PIN 0x00
199 #define LDC1101_INTB_MODE_REPORT_INTB_ON_SDO_PIN 0x80
200 #define LDC1101_INTB_MODE_REPORT_LHR_DATA_READY 0x20
201 #define LDC1101_INTB_MODE_L_CONVERSION_TO_L_THRESHOLDS 0x10
202 #define LDC1101_INTB_MODE_L_CONVERSION_TO_L_HIGH_THRESHOLDS 0x08
203 #define LDC1101_INTB_MODE_REPORT_RP_L_DATA_READY 0x04
204 #define LDC1101_INTB_MODE_RP_CONVERSION_TO_L_THRESHOLDS 0x02
205 #define LDC1101_INTB_MODE_RP_CONVERSION_TO_L_HIGH_THRESHOLDS 0x01
206 #define LDC1101_INTB_MODE_NO_OUTPUT 0x00
213 #define LDC1101_FUNC_MODE_ACTIVE_MODE_DEF_CFG 0x00
214 #define LDC1101_RES_L_MEAS_REF_CNT_DEF_CFG 0x00
215 #define LDC1101_RES_OFF_L_MEAS_REF_CNT_DEF_CFG 0x00
222 #define LDC1101_FUNC_MODE_ACTIVE_CONVERSION_MODE 0x00
223 #define LDC1101_FUNC_MODE_SLEEP_MODE 0x01
224 #define LDC1101_FUNC_MODE_SHUTDOWN_MODE 0x02
231 #define LDC1101_SENSOR_FREQ_DIV_NO 0x00
232 #define LDC1101_SENSOR_FREQ_DIV_BY_2 0x01
233 #define LDC1101_SENSOR_FREQ_DIV_BY_4 0x02
234 #define LDC1101_SENSOR_FREQ_DIV_BY_8 0x04
241 #define LDC1101_LHR_CFG_FREQUENCY_NOT_DIVIDED 0x00
242 #define LDC1101_LHR_CFG_FREQUENCY_DIVIDED_BY_2 0x01
243 #define LDC1101_LHR_CFG_FREQUENCY_DIVIDED_BY_4 0x02
244 #define LDC1101_LHR_CFG_FREQUENCY_DIVIDED_BY_8 0x03
608 #endif // _LDC1101_H_
uint8_t ldc1101_get_interrupt(ldc1101_t *ctx)
Functions for get interrupt pin status.
uint16_t ldc1101_get_l_data(ldc1101_t *ctx)
Functions for reads L data.
digital_out_t cs
Definition: ldc1101.h:259
void ldc1101_default_cfg(ldc1101_t *ctx)
Click Default Configuration function.
pin_name_t pwm
Definition: ldc1101.h:287
pin_name_t sck
Definition: ldc1101.h:282
digital_in_t pwm
Definition: ldc1101.h:263
LDC1101_RETVAL ldc1101_init(ldc1101_t *ctx, ldc1101_cfg_t *cfg)
Initialization function.
#define LDC1101_RETVAL
Definition: ldc1101.h:65
pin_name_t miso
Definition: ldc1101.h:280
void ldc1101_go_to_l_mode(ldc1101_t *ctx)
Functions for go to L mode.
uint8_t spi_mode
Definition: ldc1101.h:293
uint8_t ldc1101_get_status(ldc1101_t *ctx)
Functions for reads status.
void ldc1101_generic_write(ldc1101_t *ctx, uint8_t reg_addr, uint8_t tx_data)
Functions for write one byte on address.
void ldc1101_generic_transfer(ldc1101_t *ctx, uint8_t *wr_buf, uint16_t wr_len, uint8_t *rd_buf, uint16_t rd_len)
Generic transfer function.
Click configuration structure definition.
Definition: ldc1101.h:276
pin_name_t int_pin
Definition: ldc1101.h:288
uint8_t ldc1101_generic_read(ldc1101_t *ctx, uint8_t reg_addr)
Functions for read byte from address.
uint32_t spi_speed
Definition: ldc1101.h:292
pin_name_t cs
Definition: ldc1101.h:283
spi_master_t spi
Definition: ldc1101.h:268
Click ctx object definition.
Definition: ldc1101.h:257
uint16_t ldc1101_get_rp_data(ldc1101_t *ctx)
Functions for reads RP data.
pin_name_t mosi
Definition: ldc1101.h:281
void ldc1101_go_to_r_mode(ldc1101_t *ctx)
Functions for go to RP mode.
void ldc1101_cfg_setup(ldc1101_cfg_t *cfg)
Config Object Initialization function.
spi_master_chip_select_polarity_t cs_polarity
Definition: ldc1101.h:294
digital_in_t int_pin
Definition: ldc1101.h:264
void ldc1101_set_power_mode(ldc1101_t *ctx, uint8_t pwr_mode)
Set power mode function.
pin_name_t chip_select
Definition: ldc1101.h:269