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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 253 | killagreg | 1 | #ifndef __NCMAG_H |
| 2 | #define __NCMAG_H |
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| 242 | killagreg | 3 | |
| 253 | killagreg | 4 | #include "compass.h" |
| 470 | killagreg | 5 | #include "i2c1.h" |
| 253 | killagreg | 6 | |
| 7 | extern s16vec_t ACC_Vector; |
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| 339 | holgerb | 8 | extern volatile s16vec_t MagRawVector; |
| 473 | holgerb | 9 | extern volatile s16vec_t AccRawVector; |
| 243 | killagreg | 10 | |
| 473 | holgerb | 11 | #define EEPROM_ADR_MAG_CALIBRATION_INTERN 50 // two calibrtion sets for extern and intern sensor |
| 12 | #define EEPROM_ADR_MAG_CALIBRATION_EXTERN 70 |
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| 13 | |||
| 14 | #define CALIBRATION_VERSION 1 |
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| 15 | #define MAG_CALIBRATION_COMPATIBLE 0xA2 |
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| 16 | |||
| 17 | #define NCMAG_MIN_RAWVALUE -2047 |
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| 18 | #define NCMAG_MAX_RAWVALUE 2047 |
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| 19 | #define NCMAG_INVALID_DATA -4096 |
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| 20 | |||
| 21 | typedef struct |
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| 22 | { |
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| 23 | s16 Range; |
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| 24 | s16 Offset; |
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| 25 | } __attribute__((packed)) Scaling_t; |
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| 26 | |||
| 27 | typedef struct |
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| 28 | { |
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| 29 | Scaling_t MagX; |
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| 30 | Scaling_t MagY; |
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| 31 | Scaling_t MagZ; |
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| 32 | u8 Version; |
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| 33 | u8 crc; |
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| 34 | } __attribute__((packed)) Calibration_t; |
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| 35 | |||
| 36 | extern Calibration_t Calibration; // calibration data in RAM |
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| 37 | |||
| 472 | holgerb | 38 | #define I2C_EXTERN_0 0 |
| 39 | #define I2C_INTERN_1 1 |
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| 40 | |||
| 480 | holgerb | 41 | extern u8 NCMAG_Init(void); |
| 42 | extern void NCMAG_Update(u8); |
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| 426 | holgerb | 43 | extern u8 NCMAG_Present; |
| 44 | extern u8 NCMAG_IsCalibrated; |
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| 472 | holgerb | 45 | extern u8 I2C_CompassPort; |
| 473 | holgerb | 46 | extern u8 ExtCompassOrientation; |
| 242 | killagreg | 47 | |
| 473 | holgerb | 48 | |
| 465 | ingob | 49 | extern u8 *I2C_BufferPnt; |
| 50 | extern u8 *I2C_ErrorPnt; |
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| 51 | |||
| 52 | typedef u8 (*I2C_TransmissionFunc_t) (u8 SlaveAddr, u8 TxBytes, I2C_pRxHandler_t pRxHandler, u8 RxBytes); |
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| 53 | typedef u8 (*I2C_LockBufferFunc_t) (u32 timeout); |
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| 54 | typedef u8 (*I2C_WaitForEndOfTransmissionFunc_t) (u32 timeout); |
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| 55 | |||
| 253 | killagreg | 56 | #endif // __NCMAG_H |
| 242 | killagreg | 57 |