Driver for KX134-1211 Accelerometer
Dependents: KX134-1211 Examples
Diff: KX134.h
- Revision:
- 1:c6e2a348da09
- Parent:
- 0:01d5616ba355
--- a/KX134.h Tue Sep 22 19:36:06 2020 -0400 +++ b/KX134.h Sun Oct 25 15:47:36 2020 -0400 @@ -169,6 +169,8 @@ // Set Output Data Rate from Hz void setOutputDataRateHz(uint32_t hz); + bool dataReady(); + private: // Mbed pin identities SPI _spi; @@ -194,14 +196,14 @@ * Note: the first byte read should return 0x0, so the data begins at * rx_buf[1] */ - void readRegister(Register addr, char *rx_buf, int size = 2); + void readRegister(Register addr, uint8_t *rx_buf, int size = 2); /* Writes a given register a given number of bytes * * Note: the first byte read should return 0x0, so the data begins at * rx_buf[1] */ - void writeRegister(Register addr, uint8_t *data, char *rx_buf, + void writeRegister(Register addr, uint8_t *data, uint8_t *rx_buf, int size = 1); /* Writes a given register 1 byte (convenience function, calls @@ -210,13 +212,18 @@ * Note: the first byte read should return 0x0, so the data begins at * rx_buf[1] */ - void writeRegisterOneByte(Register addr, uint8_t data, char *buf); + void writeRegisterOneByte(Register addr, uint8_t data, uint8_t *buf); /* Reads a value from a low and high address and combines them to create a * signed (2s complement) 16-bit integer */ int16_t read16BitValue(Register lowAddr, Register highAddr); + /* Converts 2 8-bit unsigned integers to a single signed 16-bit (2s + * complement) integer + */ + int16_t convertTo16BitValue(uint8_t low, uint8_t high); + // Settings variables // CNTL1 vars @@ -239,4 +246,4 @@ bool registerWritingEnabled; }; -#endif // KX134_H +#endif // KX134_H \ No newline at end of file