A simply library for the LM75B I2C temperature sensor
Fork of LM75B by
LM75B.cpp
- Committer:
- chris
- Date:
- 2012-10-26
- Revision:
- 1:6a70c9303bbe
- Parent:
- 0:1be38995591b
- Child:
- 2:c5b96558c242
File content as of revision 1:6a70c9303bbe:
#include "LM75B.h" LM75B::LM75B(PinName sda, PinName scl) : i2c(sda, scl) { char cmd[2]; cmd[0] = LM75B_Conf; cmd[1] = 0x0; i2c.write( LM75B_ADDR, cmd, 2); } LM75B::~LM75B() { } float LM75B::read() { char cmd[2]; cmd[0] = LM75B_Temp; i2c.write( LM75B_ADDR, cmd, 1); // Send command string i2c.read( LM75B_ADDR, cmd, 2); // Send command string return ( float((cmd[0]<<8)|cmd[1]) / 256.0 ); }