Rob Toulson
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RealTimeLab08_TempDisplay
Real Time Lab Program
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main.cpp
00001 #include "mbed.h" 00002 #include "C12832_lcd.h" 00003 00004 C12832_LCD lcd; 00005 I2C i2c(p28, p27); 00006 00007 const int addr = 0x90; 00008 00009 int main() { 00010 char cmd[2]; 00011 while (1) { 00012 cmd[0] = 0x01; 00013 cmd[1] = 0x00; 00014 i2c.write(addr, cmd, 2); 00015 00016 wait(0.5); 00017 00018 cmd[0] = 0x00; 00019 i2c.write(addr, cmd, 1); 00020 i2c.read(addr, cmd, 2); 00021 00022 float tmp = (float((cmd[0]<<8)|cmd[1]) / 256.0); 00023 lcd.locate(2,5); 00024 lcd.printf("Temperature = %.2f degC", tmp); 00025 } 00026 }
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