Ethan Harstad / I2CHelper

A helper class for I2C

Dependents:   MPU9150

I2CHelper.h@2:51de41e0e0c9, 2014-06-09 (annotated)

Committer:
ethanharstad
Date:
Mon Jun 09 21:17:12 2014 +0000
Revision:
2:51de41e0e0c9
Parent:
0:e0f604f504c4 
Fix writeBytes

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ethanharstad 0:e0f604f504c4 1 #ifndef I2CHELPER_H_
ethanharstad 0:e0f604f504c4 2 #define I2CHELPER_H_
ethanharstad 0:e0f604f504c4 3
ethanharstad 0:e0f604f504c4 4 #include "mbed.h"
ethanharstad 0:e0f604f504c4 5
ethanharstad 0:e0f604f504c4 6 class I2CHelper {
ethanharstad 0:e0f604f504c4 7 public:
ethanharstad 0:e0f604f504c4 8 I2CHelper();
ethanharstad 0:e0f604f504c4 9 I2CHelper(PinName sda, PinName scl);
ethanharstad 0:e0f604f504c4 10
ethanharstad 2:51de41e0e0c9 11 void setFrequency(int hz);
ethanharstad 2:51de41e0e0c9 12
ethanharstad 0:e0f604f504c4 13 bool readBit(const uint8_t devAddr, const uint8_t regAddr, const uint8_t bit, uint8_t *data);
ethanharstad 0:e0f604f504c4 14 bool readBits(const uint8_t devAddr, const uint8_t regAddr, const uint8_t startBit, const uint8_t length, uint8_t *data);
ethanharstad 0:e0f604f504c4 15 bool readByte(const uint8_t devAddr, const uint8_t regAddr, uint8_t *data);
ethanharstad 0:e0f604f504c4 16 bool readBytes(const uint8_t devAddr, const uint8_t regAddr, uint8_t *data, const uint8_t length);
ethanharstad 2:51de41e0e0c9 17 bool readWord(const uint8_t devAddr, const uint8_t regAddr, uint16_t *data);
ethanharstad 2:51de41e0e0c9 18 bool readWords(const uint8_t devAddr, const uint8_t regAddr, uint16_t *data, const uint8_t length);
ethanharstad 0:e0f604f504c4 19
ethanharstad 0:e0f604f504c4 20 bool writeBit(const uint8_t devAddr, const uint8_t regAddr, const uint8_t bit, const uint8_t data);
ethanharstad 0:e0f604f504c4 21 bool writeBits(const uint8_t devAddr, const uint8_t regAddr, const uint8_t startBit, const uint8_t length, const uint8_t data);
ethanharstad 0:e0f604f504c4 22 bool writeByte(const uint8_t devAddr, const uint8_t regAddr, const uint8_t data);
ethanharstad 0:e0f604f504c4 23 bool writeBytes(const uint8_t devAddr, const uint8_t regAddr, const uint8_t *data, const uint8_t length);
ethanharstad 0:e0f604f504c4 24 private:
ethanharstad 0:e0f604f504c4 25 I2C i2c_;
ethanharstad 0:e0f604f504c4 26 };
ethanharstad 0:e0f604f504c4 27
ethanharstad 0:e0f604f504c4 28 #endif