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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 700 | killagreg | 1 | #ifndef _MM3_H |
| 2 | #define _MM3_H |
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| 3 | |||
| 4 | #include <inttypes.h> |
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| 5 | |||
| 6 | typedef struct |
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| 7 | { |
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| 8 | int8_t X_off; |
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| 9 | int8_t Y_off; |
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| 10 | int8_t Z_off; |
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| 11 | int16_t X_range; |
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| 12 | int16_t Y_range; |
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| 13 | int16_t Z_range; |
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| 14 | } MM3_calib_t; |
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| 15 | |||
| 16 | extern MM3_calib_t MM3_calib; |
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| 17 | |||
| 741 | killagreg | 18 | // Initialization of the MM3 communication |
| 726 | killagreg | 19 | void MM3_Init(void); |
| 754 | killagreg | 20 | |
| 741 | killagreg | 21 | // should be called cyclic to get actual compass reading |
| 726 | killagreg | 22 | void MM3_Update(void); |
| 741 | killagreg | 23 | // this function calibrates the MM3 |
| 24 | // and returns immediately if the communication to the MM3-Board is broken. |
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| 726 | killagreg | 25 | void MM3_Calibrate(void); |
| 754 | killagreg | 26 | |
| 741 | killagreg | 27 | // calculates the current compass heading in a range from 0 to 360 deg. |
| 754 | killagreg | 28 | // returns -1 if no compass data are available |
| 726 | killagreg | 29 | int16_t MM3_Heading(void); |
| 700 | killagreg | 30 | |
| 31 | #endif //_MM3_H |
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| 32 |