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initialize PWM for atmega1280

This commit is contained in:
Michael Moon 2010-11-08 18:25:01 +11:00
parent b5e92da940
commit a60a15096d
1 changed files with 27 additions and 3 deletions
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30
mendel.c
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@ -23,11 +23,11 @@ void io_init(void) {
// disable modules we don't use
#ifdef PRR
PRR = MASK(PRTWI) | MASK(PRADC) | MASK(PRSPI);
#endif
#ifdef PRR0
#elif defined PRR0
PRR0 = MASK(PRTWI) | MASK(PRADC) | MASK(PRSPI);
#ifdef PRR1
PRR1 = 0xFF;
// don't use USART2 or USART3- leave USART1 for GEN3 and derivatives
PRR1 = MASK(PRUSART3) | MASK(PRUSART2);
#endif
#endif
ACSR = MASK(ACD);
@ -79,6 +79,30 @@ void io_init(void) {
OCR2A = 0;
OCR2B = 0;
#ifdef TCCR3A
TCCR3A = MASK(WGM31) | MASK(WGM30);
TCCR3B = MASK(CS30);
TIMSK3 = 0;
OCR3A = 0;
OCR3B = 0;
#endif
#ifdef TCCR4A
TCCR4A = MASK(WGM41) | MASK(WGM40);
TCCR4B = MASK(CS40);
TIMSK4 = 0;
OCR4A = 0;
OCR4B = 0;
#endif
#ifdef TCCR5A
TCCR5A = MASK(WGM51) | MASK(WGM50);
TCCR5B = MASK(CS50);
TIMSK5 = 0;
OCR5A = 0;
OCR5B = 0;
#endif
#ifdef STEPPER_ENABLE_PIN
power_off();
#endif