hulk/xlsw_3dp_LDC1612
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auto detect

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This commit is contained in:
yelvlab 2025-04-02 19:32:12 +08:00
parent fd2f72914d
commit 688866108c
3 changed files with 22 additions and 12 deletions
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3
inc/ldc1612.h
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@ -51,6 +51,7 @@
#define LDC1612_DRIVE_CURRENT 0x9000 //A000
#define LDC1612_MUX_CONFIG 0x020C // no auto scan and filter bandwidth 3.3MHz
#define LDC1612_SENSOR_CONFIG 0x1601
#define LDC1612_SLEEP_MODE 0x2801
#define LDC1612_ERROR_CONFIG 0x0000
#define LC_STABILIZE_TIME_CH0 0x001E //30
#define LDC1612_RESET_DEV 0x8000 //[15:0] 0b1000 0000 0000 0000
@ -94,4 +95,6 @@ uint32_t ldc1612_get_raw_channel_result(uint8_t channel);
uint32_t ldc1612_parse_raw_result(uint32_t raw_result);
void ldc1612_drvie_current_detect(uint8_t channel);
#endif //LDC1612_H

17
src/ldc1612.c
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@ -276,3 +276,20 @@ uint32_t ldc1612_parse_raw_result(uint32_t raw_result) {
return raw_result;
}
void ldc1612_drvie_current_detect(uint8_t channel) {
uint8_t data[2] = {0};
uint16_t init_value = 0 , drive_current = 0;
ldc1612_set_sensor_config(LDC1612_SLEEP_MODE);
ldc1612_set_freq_divide(channel);
soft_i2c_read_16bits(LDC1612_ADDR, SENSOR_CONFIG_REG, data);
ldc1612_set_sensor_config(LDC1612_SLEEP_MODE);
ldc1612_set_sensor_config(LDC1612_SENSOR_CONFIG); //0x1A --0x1601
delay_ms(10);
soft_i2c_read_16bits(LDC1612_ADDR, SET_DRIVER_CURRENT_REG, data);
init_value = (((data[0] << 8) | data[1]) >> 6) & 0x1F;
drive_current = (init_value << 11) | 0x0000;
printf("init value: 0x%x\tdrive current: 0x%x\n", init_value, drive_current);
}

14
src/main.c
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@ -33,7 +33,7 @@ int main(void) {
#endif
/* configure LDC1612 */
// ldc1612_single_ch0_config();
ldc1612_single_ch0_config();
/* Initialize watchdog */
// watchdog_init();
@ -41,17 +41,7 @@ int main(void) {
while (1) {
// delay_ms(10);
uint8_t data[2] = {0};
ldc1612_set_freq_divide(CHANNEL_0);
soft_i2c_read_16bits(LDC1612_ADDR, SENSOR_CONFIG_REG, data);
printf("SENSOR_CONFIG_REG: 0x%x\n", (data[0] << 8) | data[1]);
soft_i2c_write_16bits(LDC1612_ADDR, SENSOR_CONFIG_REG, (data[0] << 8) | data[1]);
ldc1612_set_sensor_config(LDC1612_SENSOR_CONFIG); //0x1A --0x1601
delay_ms(100);
soft_i2c_read_16bits(LDC1612_ADDR, SET_DRIVER_CURRENT_REG, data);
printf("sensor config: 0x%x\n", (data[0] << 8) | data[1]);
printf("sensor config: 0x%x\n", (((data[0] << 8) | data[1]) >> 6) & 0x1F);
printf("drive current value: 0x%x\n", (((((data[0] << 8) | data[1]) >> 6) & 0x1F) << 11) | 0x0000);
ldc1612_drvie_current_detect(CHANNEL_0);
delay_ms(999);
// fwdgt_counter_reload();
}