I2C.h

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#ifndef __I2C_H__
#define __I2C_H__
 
 
void I2C_Init(void);
 
 
uint8_t I2C_Recv1(int8_t slave);
 
 
uint16_t I2C_Recv2(int8_t slave);
 
int I2C_Send(uint8_t slave, uint8_t *pData, uint32_t count);
 
int I2C_SendData(uint8_t slave, uint8_t *pData, uint32_t count);
 
int I2C_Send1(int8_t slave, uint8_t data);
 
 
int I2C_Send2(int8_t slave, uint8_t data1, uint8_t data2);
 
// sends two bytes to specified slave
// Returns 0 if successful, nonzero if error
int I2C_Send3(int8_t slave, uint8_t data1, uint8_t data2, uint8_t data3);
 
 
void I2C_LightSensor_Init(void);
 
 
 
uint32_t I2C_LightSensor_Input(void);
 
 
void I2C_LightSensor_Start(void);
 
 
int I2C_LightSensor_End(uint32_t *light);
 
 
void I2C_TempSensor_Init(void);
 
 
 
void I2C_TempSensor_Input(int32_t *sensorV, int32_t *localT);
 
 
void I2C_TempSensor_Start(void);
 
// ------------I2C_TempSensor_End------------
// Query the TMP006 temperature sensor for a
// measurement.  If no measurement is currently in
// progress, start one and return zero immediately.
// If the measurement is not yet complete, return
// zero immediately.  If the measurement is complete,
// store the result in the pointers provided and
// return one.
// Input: sensorV is signed pointer to store sensor voltage (units 100*nV)
//        localT is signed pointer to store local temperature (units 100,000*C)
// Output: one if measurement is ready and pointers are valid
//         zero if measurement is not ready and pointers unchanged
// Assumes: I2C_TempSensor_Init() has been called
int I2C_TempSensor_End(int32_t *sensorV, int32_t *localT);
 
#endif // __I2C_H__