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11 years, 4 months ago.
IR communication?
can you tell me that where you attached the pwm pin and the tx pin to control the ir transmission?
IR DEMO CODE COOKBOOK
#include "mbed.h" Serial pc(USBTX, USBRX); // tx, rx Serial device(p13, p14); // tx, rx DigitalOut myled1(LED1); DigitalOut myled2(LED2); PwmOut IRLED(p21); //IR send and receive demo //LED1 and LED2 indicate TX/RX activity //Character typed in PC terminal application sent out and returned back using IR transmitter and receiver int main() { //IR Transmit code IRLED.period(1.0/38000.0); IRLED = 0.5; //Drive IR LED data pin with 38Khz PWM Carrier //Drive IR LED gnd pin with serial TX device.baud(2400); while(1) { if(pc.readable()) { myled1 = 1; device.putc(pc.getc()); myled1 = 0; } //IR Receive code if(device.readable()) { myled2 = 1; pc.putc(device.getc()); myled2 = 0; } } }