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test module for fibo
Fork of ReadingMag_HMC5883L by
HMC5883L.h
- Committer:
- masterholy
- Date:
- 2015-03-02
- Revision:
- 1:ed9abb368fcf
- Parent:
- 0:6bc5f85ca6fa
File content as of revision 1:ed9abb368fcf:
#ifndef HMC5883L_H #define HMC5883L_H #include "mbed.h" #define HMC5883L_IDENT_A 0x0A // In this case the identification register A is used to identify the devide. ASCII value H #define HMC5883L_I2C 0x1E // 7-bit address. 0x3C write, 0x3D read. #define HMC5883L_I2C_WRITE 0x3C // Same as (& 0xFE), ensure that the MSB bit is being set to zero (RW=0 -> Writing) #define HMC5883L_I2C_READ 0x3D // Same as (| 0x01), ensure that the MSB bit is being set to one (RW=1 -> Reading) #define HMC5883L_CONFIG_A 0x00 #define HMC5883L_CONFIG_B 0x01 #define HMC5883L_MODE 0x02 #define HMC5883L_STATUS 0x09 #define HMC5883L_X_MSB 0x03 #define HMC5883L_X_LSB 0x04 #define HMC5883L_Z_MSB 0x05 #define HMC5883L_Z_LSB 0x06 #define HMC5883L_Y_MSB 0x07 #define HMC5883L_Y_LSB 0x08 class HMC5883L { public: HMC5883L(PinName sda, PinName scl); float getMx(); float getMy(); float getMz(); private: void Write(char reg_address, char data); char Read(char data); void MultiByteRead(char address, char* output, int size); I2C i2c; }; #endif /* HMC5883L_H */