programmin an avr for mp3 with this code

[ghoola]

what are those code meaning?

TCNT1H=0x00;
TCNT1L=0x00;
TCCR1A=0x03;
TCCR1B=0x01;//
ICR1H=0xff;
ICR1L=0xff;

 

[Raj Gunaseelan]

hi,

TCNT1H=0x00;
TCNT1L=0x00;

Clear timer counter registers(16 bit).

TCCR1A=0x03;

Waveform generation mode: 10bit PWM

TCCR1B=0x01;

No prescale (ie. prescale 1:1).

ICR1H=0xff;
ICR1L=0xff;

Input capture registers: may be ignored if PWM is what you need