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886 | killagreg | 1 | #ifndef _MM3_H |
2 | #define _MM3_H |
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3 | |||
4 | typedef struct |
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5 | { |
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6 | int8_t X_off; |
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7 | int8_t Y_off; |
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8 | int8_t Z_off; |
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9 | int16_t X_range; |
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10 | int16_t Y_range; |
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11 | int16_t Z_range; |
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12 | } MM3_calib_t; |
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13 | |||
14 | extern MM3_calib_t MM3_calib; |
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15 | |||
16 | // Initialization of the MM3 communication |
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17 | void MM3_Init(void); |
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18 | |||
19 | // should be called cyclic to get actual compass axis readings |
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20 | void MM3_Update(void); |
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21 | // this function calibrates the MM3 |
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22 | // and returns immediately if the communication to the MM3-Board is broken. |
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23 | void MM3_Calibrate(void); |
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24 | |||
25 | // update compass heading |
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26 | void MM3_Heading(void); |
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27 | |||
28 | #endif //_MM3_H |
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29 |