
xx16 display +tmp102 +speaker
Dependencies: TextLCD mbed TMP102
main.cpp
- Committer:
- monpjc
- Date:
- 2011-02-06
- Revision:
- 0:1e8d2aa42655
File content as of revision 0:1e8d2aa42655:
// Hello World! for the TextLCD #include "mbed.h" #include "TextLCD.h" #include "TMP102.h" DigitalOut blue_led(LED1); DigitalOut speaker(p21); TMP102 temperature(p9, p10, 0x92); //A0 pin is connected to ground TextLCD lcd(p15, p16, p17, p18, p19, p20); // rs, e, d4-d7 int main() { char buffer[32]; time_t seconds = time(NULL); set_time(1256729737); printf("%s\n", buffer); lcd.cls(); for (int i = 0 ; i <= 100 ; i += 1 ) { speaker = !speaker; wait (0.001); // 5kHz, with 10 steps } for (int i = 0 ; i <= 50 ; i += 1 ) { speaker = !speaker; wait (0.002); // 5kHz, with 10 steps } while(1) { lcd.cls(); seconds = time(NULL); strftime(buffer, 32, "%X", localtime(&seconds)); lcd.printf("%s\n", buffer); //printf("%s\n", buffer); lcd.printf("Temp: %f\n", temperature.read()); blue_led = 1; wait(0.5); blue_led = 0; wait(0.5); } //while (1) //{ // speaker = !speaker; // wait (0.001); // 5kHz //} }