generated from hulk/gd32e23x_template_cmake_vscode
215 lines
7.9 KiB
C
215 lines
7.9 KiB
C
//
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// Created by dell on 24-12-3.
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//
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#ifndef LDC1612_H
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#define LDC1612_H
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#include "gd32e23x_it.h"
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#include "gd32e23x.h"
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#include "systick.h"
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#include <stdbool.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#include "board_config.h"
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#include "soft_i2c.h"
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#include "i2c.h"
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/***************************************************************************/
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/* IIC Interface Selection */
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#ifdef SOFTWARE_IIC
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#define LDC1612_IIC_WRITE_16BITS(addr, reg, data) soft_i2c_write_16bits(addr, reg, data)
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#define LDC1612_IIC_READ_16BITS(addr, reg, data) soft_i2c_read_16bits(addr, reg, data)
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#define LDC1612_IIC_TYPE_STR "Software IIC"
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#else
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#define LDC1612_IIC_WRITE_16BITS(addr, reg, data) i2c_write_16bits(addr, reg, data)
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#define LDC1612_IIC_READ_16BITS(addr, reg, data) i2c_read_16bits(addr, reg, data)
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#define LDC1612_IIC_TYPE_STR "Hardware IIC"
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#endif
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/***************************************************************************/
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#define LDC1612_ADDR 0x2B
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/************************Register Addr***************************************/
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#define CONVERTION_RESULT_REG_START 0X00
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#define SET_CONVERSION_TIME_REG_START 0X08
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#define SET_CONVERSION_OFFSET_REG_START 0X0C
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#define SET_SETTLECOUNT_REG_START 0X10
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#define SET_FREQ_REG_START 0X14
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#define SENSOR_STATUS_REG 0X18
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#define ERROR_CONFIG_REG 0X19
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#define SENSOR_CONFIG_REG 0X1A
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#define MUX_CONFIG_REG 0X1B
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#define SENSOR_RESET_REG 0X1C
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#define SET_DRIVER_CURRENT_REG 0X1E
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#define READ_MANUFACTURER_ID 0X7E
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#define READ_DEVICE_ID 0X7F
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/**********************Sensor Channel****************************************/
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#define CHANNEL_0 0
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#define CHANNEL_1 1
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/*************************MUX_CONFIG********************************************
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* 0x0209 AutoScanEN: 0 / RR_SEQ: 00 / RESERVED: 0 0010 0000 1 / Deglitch: 001( 1MHz)
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* 0x020C AutoScanEN: 0 / RR_SEQ: 00 / RESERVED: 0 0010 0000 1 / Deglitch: 100(3.3MHz)
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* 0x020D AutoScanEN: 0 / RR_SEQ: 00 / RESERVED: 0 0010 0000 1 / Deglitch: 100( 10MHz)
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* 0x020F AutoScanEN: 0 / RR_SEQ: 00 / RESERVED: 0 0010 0000 1 / Deglitch: 100( 33MHz)
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*/
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#define LDC1612_MUX_CONFIG 0x020C
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/***********************SENSOR_CONFIG********************************************
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* 0x1601 Active CH0: 00 / SLEEP: 0 / OVERDRIVE: 1 / LowPowerMode: 0 / AutoAmpDis 1 / CLK(ext): 1 / RESERVED: 0 / INTB_Dis : 0 / HighCurrent: 0 / RESERVED: 00 0001
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* 0x1201 Active CH0: 00 / SLEEP: 0 / OVERDRIVE: 1 / LowPowerMode: 0 / AutoAmpDis 0 / CLK(ext): 1 / RESERVED: 0 / INTB_Dis : 0 / HighCurrent: 0 / RESERVED: 00 0001
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* 0x1641 Active CH0: 00 / SLEEP: 0 / OVERDRIVE: 1 / LowPowerMode: 0 / AutoAmpDis 1 / CLK(ext): 1 / RESERVED: 0 / INTB_Dis : 0 / HighCurrent: 1 / RESERVED: 00 0001
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* 0x1241 Active CH0: 00 / SLEEP: 0 / OVERDRIVE: 1 / LowPowerMode: 0 / AutoAmpDis 0 / CLK(ext): 1 / RESERVED: 0 / INTB_Dis : 0 / HighCurrent: 1 / RESERVED: 00 0001
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*/
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#ifdef EDDY_DRIVE_CURRENT_DETECTION
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#define LDC1612_SENSOR_CONFIG_CH0 0x1241
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#else
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#define LDC1612_SENSOR_CONFIG_CH0 0x1641
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#endif
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#define LDC1612_SLEEP_MODE 0x2801
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/****************************CONVERSION_TIME************************************
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* Freq_ref = 40MHz / CHx_FREF_DIVIDER
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* ******RCOUNT_CHx*******
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* Reference Count Conversion Interval Time
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* 0x0005 ~ 0xFFFF
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* default: 0x0080
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* RCOUNT_CHx * 16 / Freq_ref = Conversion Interval Time
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*
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* ******SETTLECOUNT_CHx*******
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* Conversion Settling Time
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* 0x0000 ~ 0xFFFF
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* default: 0x0000
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* SETTLECOUNT_CHx * 16 / Freq_ref = Conversion Settling Time
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* 0x1000 4096*16个时钟周期
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* 0x0100 256*16个时钟周期
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* 0x0000/0x0001 32*16个时钟周期
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*
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* ******RCOUNT_CHx*******
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*/
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#define LDC1612_RCOUNT_TIME_CH0 0x1000 // 0x1000=4096个时钟周期
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#define LDC1612_SETTLECOUNT_CH0 0x0100
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/**************************DRIVE_CURRENT****************************************
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* 0xA000 CH_IDRIVE: 1010 0 / CH_INIT_IDRIVE: 000 00 / RESERVED: 00 0000
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* 0x9000 CH_IDRIVE: 1001 0 / CH_INIT_IDRIVE: 000 00 / RESERVED: 00 0000
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* CH_INIT_IDRIVE will update when every conversion systick ==>AutoAmpDis is 0
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* CH_INIT_IDRIVE will store init drive current calculated ==> AutoAmpDis is 1
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*/
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#define LDC1612_DRIVE_CURRENT 0x9000
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/**************************SENSOR_CONFIG***************************************/
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/**************************ERROR_CONFIG****************************************
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* [15] Under-Range ERR to OUT (DATA_CHx.CHx_ERR_UR)
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* [14] Over-Range ERR to OUT (DATA_CHx.CHx_ERR_OR)
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* [13] Watchdog-Timeout ERR to OUT (DATA_CHx.CHx_ERR_WD)
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* [12] Amplitude-High-Error ERR to OUT (DATA_CHx.CHx_ERR_AE)
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* [11] Amplitude-Low-Error ERR to OUT (DATA_CHx.CHx_ERR_AE)
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* [10] RESERVED
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* [ 9] RESERVED
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* [ 8] RESERVED
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* [ 7] Under-Range ERR to INTB (STATUS.ERR_UR)
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* [ 6] Over-Range ERR to INTB (STATUS.ERR_OR)
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* [ 5] Watchdog-Timeout ERR to INTB (STATUS.ERR_WD)
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* [ 4] Amplitude-High-Error ERR to INTB (STATUS.ERR_AHE)
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* [ 3] Amplitude-Low-Error ERR to INTB (STATUS.ERR_ALE)
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* [ 2] Zero_Count_Error ERR to INTB (STATUS.ERR_ZC)
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* [ 1] RESERVED
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* [ 0] Data_Ready_Flag to INTB (STATUS.DRDY)
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*
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* 0x0000 No ERR to OUT or INTB
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*/
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#define LDC1612_ERROR_CONFIG 0x0000
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/**************************STATUS****************************************
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* [15]
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* [14] Error Channel 0b00: CH0 / 0b01: CH1 / 0b10: CH2 / 0b11: CH3
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* [13] Conversion Under-Range Error 0b0: No / 0b1: Yes
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* [12] Conversion Over-Range Error 0b0: No / 0b1: Yes
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* [11] Watchdog Timeout Error 0b0: No / 0b1: Yes
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* [10] Amplitude High Error 0b0: No / 0b1: Yes
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* [ 9] Amplitude Low Error 0b0: No / 0b1: Yes
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* [ 8] Zero Count Error 0b0: No / 0b1: Yes
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* [ 7] RESERVED
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* [ 6] Ddata Ready Flag 0b0: No new results / 0b1: New results available
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* [ 5] RESERVED
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* [ 4] RESERVED
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* [ 3] CH0 Unread Conversion Result 0b0: No / 0b1: Yes(DATA_CH0)
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* [ 2] CH1 Unread Conversion Result 0b0: No / 0b1: Yes(DATA_CH1)
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* [ 1] CH2 Unread Conversion Result 0b0: No / 0b1: Yes(DATA_CH2)
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* [ 0] CH3 Unread Conversion Result 0b0: No / 0b1: Yes(DATA_CH3)
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*
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* 0x0000 No ERR to OUT or INTB
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*/
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/*****************CONVERSION_OFFSET_CONFIG****************************************/
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#define SET_CONVERSION_OFFSET_CH0 0x0000
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/***********************RESET DEVICE********************************************
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0x8000 RESET_DEV: 1 / RESERVED: 000 0000 0000 0000
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*/
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#define LDC1612_RESET_DEV 0x8000 //[15:0] 0b1000 0000 0000 0000
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/***********************IDs****************************************************/
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#define LDC1612_MANUFACTURER_ID 0x5449
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#define LDC1612_DEVICE_ID 0x3055
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/******************************************************************************/
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#define COIL_RP_KOM 7.2
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#define COIL_L_UH 11.22
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#define COIL_C_PF 150
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#define COIL_Q_FACTOR 31.09
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#define COIL_FREQ_HZ 5323770
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/******************************************************************************/
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typedef enum {
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LDC1612_STATUS_SUCCESS = 0,
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LDC1612_STATUS_ERROR,
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LDC1612_STATUS_TIMEOUT,
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LDC1612_STATUS_INVALID_PARAM,
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LDC1612_STATUS_NO_COIL,
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LDC1612_STATUS_UNDER_RANGE,
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LDC1612_STATUS_OVER_RANGE
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} ldc1612_status_t;
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/******************************************************************************/
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ldc1612_status_t ldc1612_init(void);
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ldc1612_status_t ldc1612_reset_sensor(void);
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ldc1612_status_t ldc1612_config_single_channel(uint8_t channel);
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uint16_t ldc1612_get_manufacturer_id(void);
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uint16_t ldc1612_get_deveice_id(void);
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uint32_t ldc1612_get_raw_channel_result(uint8_t channel);
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void ldc1612_drvie_current_detect(uint8_t channel);
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uint16_t ldc1612_get_sensor_status(void);
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bool ldc1612_is_data_ready(uint8_t channel);
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#endif //LDC1612_H
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