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- #ifndef __FDC2214_H__
- #define __FDC2214_H__
- #include <stdint.h>
- //#include "bianliang.h"
- #define PI 3.1415926
- #define ClockFrequency 40000000 //时钟频率
- #define SWAP16(data) (uint32_t)((((uint16_t)(data) & (0xFF<<0 ))<<8)|(((uint32_t)(data) & (0xFF<<8))>>8))
- #define FDC2214_Addr (0x2A)
- #define FDC2214_DATA_CH0 (0x00)
- #define FDC2214_DATA_LSB_CH0 (0x01)
- #define FDC2214_DATA_CH1 (0x02)
- #define FDC2214_DATA_LSB_CH1 (0x03)
- #define FDC2214_DATA_CH2 (0x04)
- #define FDC2214_DATA_LSB_CH2 (0x05)
- #define FDC2214_DATA_CH3 (0x06)
- #define FDC2214_DATA_LSB_CH3 (0x07)
- #define FDC2214_RCOUNT_CH0 (0x08)
- #define FDC2214_RCOUNT_CH1 (0x09)
- #define FDC2214_RCOUNT_CH2 (0x0A)
- #define FDC2214_RCOUNT_CH3 (0x0B)
- #define FDC2214_SETTLECOUNT_CH0 (0x10)
- #define FDC2214_SETTLECOUNT_CH1 (0x11)
- #define FDC2214_SETTLECOUNT_CH2 (0x12)
- #define FDC2214_SETTLECOUNT_CH3 (0x13)
- #define FDC2214_CLOCK_DIVIDERS_CH0 (0x14)
- #define FDC2214_CLOCK_DIVIDERS_CH1 (0x15)
- #define FDC2214_CLOCK_DIVIDERS_CH2 (0x16)
- #define FDC2214_CLOCK_DIVIDERS_CH3 (0x17)
- #define FDC2214_STATUS (0x18)
- #define FDC2214_ERROR_CONFIG (0x19)
- #define FDC2214_CONFIG (0x1A)
- #define FDC2214_MUX_CONFIG (0x1B)
- #define FDC2214_RESET_DEV (0x1C)
- #define FDC2214_DRIVE_CURRENT_CH0 (0x1E)
- #define FDC2214_DRIVE_CURRENT_CH1 (0x1F)
- #define FDC2214_DRIVE_CURRENT_CH2 (0x20)
- #define FDC2214_DRIVE_CURRENT_CH3 (0x21)
- #define FDC2214_MANUFACTURER_ID (0x7E)
- #define FDC2214_DEVICE_ID (0x7F)
- #define FDC2214_ID (0x3055)
- typedef enum
- {
- FDC2214_Channel_0 = 0x00,
- FDC2214_Channel_1 = 0x01,
- FDC2214_Channel_2 = 0x02,
- FDC2214_Channel_3 = 0x03
- } FDC2214_channel_t;
- typedef enum
- {
- FDC2214_Channel_Sequence_0_1 = 0x00,
- FDC2214_Channel_Sequence_0_1_2 = 0x01,
- FDC2214_Channel_Sequence_0_1_2_3 = 0x02,
- } FDC2214_channel_sequence_t;
- typedef enum
- {
- FDC2214_Bandwidth_1M = 0x01, //1MHz
- FDC2214_Bandwidth_3_3M = 0x04, //3.3MHz
- FDC2214_Bandwidth_10M = 0x05, //10MHz
- FDC2214_Bandwidth_33M = 0x07 //33MHz
- } FDC2214_filter_bandwidth_t;
- typedef enum
- {
- FDC2214_Drive_Current_0_016 = 0x00, //0.016mA
- FDC2214_Drive_Current_0_018 = 0x01, //0.018mA
- FDC2214_Drive_Current_0_021 = 0x02, //0.021mA
- FDC2214_Drive_Current_0_025 = 0x03, //0.025mA
- FDC2214_Drive_Current_0_028 = 0x04, //0.028mA
- FDC2214_Drive_Current_0_033 = 0x05, //0.033mA
- FDC2214_Drive_Current_0_038 = 0x06, //0.038mA
- FDC2214_Drive_Current_0_044 = 0x07, //0.044mA
- FDC2214_Drive_Current_0_052 = 0x08, //0.052mA
- FDC2214_Drive_Current_0_060 = 0x09, //0.060mA
- FDC2214_Drive_Current_0_069 = 0x0A, //0.069mA
- FDC2214_Drive_Current_0_081 = 0x0B, //0.081mA
- FDC2214_Drive_Current_0_093 = 0x0C, //0.093mA
- FDC2214_Drive_Current_0_108 = 0x0D, //0.108mA
- FDC2214_Drive_Current_0_126 = 0x0E, //0.126mA
- FDC2214_Drive_Current_0_146 = 0x0F, //0.146mA
- FDC2214_Drive_Current_0_169 = 0x10, //0.169mA
- FDC2214_Drive_Current_0_196 = 0x11, //0.196mA
- FDC2214_Drive_Current_0_228 = 0x12, //0.228mA
- FDC2214_Drive_Current_0_264 = 0x13, //0.264mA
- FDC2214_Drive_Current_0_307 = 0x14, //0.307mA
- FDC2214_Drive_Current_0_356 = 0x15, //0.356mA
- FDC2214_Drive_Current_0_413 = 0x16, //0.413mA
- FDC2214_Drive_Current_0_479 = 0x17, //0.479mA
- FDC2214_Drive_Current_0_555 = 0x18, //0.555mA
- FDC2214_Drive_Current_0_644 = 0x19, //0.644mA
- FDC2214_Drive_Current_0_747 = 0x1A, //0.747mA
- FDC2214_Drive_Current_0_867 = 0x1B, //0.867mA
- FDC2214_Drive_Current_1_006 = 0x1C, //1.006mA
- FDC2214_Drive_Current_1_167 = 0x1D, //1.167mA
- FDC2214_Drive_Current_1_354 = 0x1E, //1.354mA
- FDC2214_Drive_Current_1_571 = 0x1F //1.571mA
- } FDC2214_drive_current_t;
- extern uint32_t ch0,ch1,ch2,ch3;
- uint8_t FDC2214_Init(void);
- void FDC2214_Write16(uint8_t Slve_Addr, uint8_t reg, uint16_t data);
- uint16_t FDC2214_Read16(uint8_t Slve_Addr, uint8_t reg);
- uint8_t FDC2214_GetChannelData(FDC2214_channel_t channel, uint32_t *data);
- void FDC2214_SetRcount(FDC2214_channel_t channel, uint16_t rcount);
- void FDC2214_SetSettleCount(FDC2214_channel_t channel, uint16_t count);
- void FDC2214_SetChannelClock(FDC2214_channel_t channel, uint8_t frequency_select, uint16_t divider);
- void FDC2214_SetINTB(uint8_t mode);
- void FDC2214_SetActiveChannel(FDC2214_channel_t channel);
- void FDC2214_SetSleepMode(uint8_t mode);
- void FDC2214_SetCurrentMode(uint8_t mode);
- void FDC2214_SetClockSource(uint8_t src);
- void FDC2214_SetHighCurrentMode(uint8_t mode);
- void FDC2214_SetMUX_CONFIG(uint8_t autoscan, FDC2214_channel_sequence_t channels, FDC2214_filter_bandwidth_t bandwidth);
- void FDC2214_Reset(void);
- void FDC2214_SetDriveCurrent(FDC2214_channel_t channel, FDC2214_drive_current_t current);
- double FDC2214_CalculateFrequency(FDC2214_channel_t channel, uint32_t datax);
- double FDC2214_CalculateCapacitance(double frequency, float inductance, float capacitance);
- double getcap(uint8_t channel,double dg,double dr);
- #endif
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