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atmega644p support for andre borg

This commit is contained in:
kju 2010-01-29 01:06:50 +00:00
parent d7541b800e
commit 1744da7bfc
2 changed files with 26 additions and 0 deletions
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21
borg_hw/borg_hw_andreborg.c
View File

@ -33,6 +33,13 @@
#define COLDDR2 DDR(COLPORT2) #define COLDDR2 DDR(COLPORT2)
#define ROWDDR DDR(ROWPORT) #define ROWDDR DDR(ROWPORT)
#ifdef __AVR_ATmega644P__
/* more ifdef magic :-( */
#define OCR0 OCR0A
#define SIG_OUTPUT_COMPARE0 SIG_OUTPUT_COMPARE0A
#endif
//Der Puffer, in dem das aktuelle Bild gespeichert wird //Der Puffer, in dem das aktuelle Bild gespeichert wird
unsigned char pixmap[NUMPLANE][NUM_ROWS][LINEBYTES]; unsigned char pixmap[NUMPLANE][NUM_ROWS][LINEBYTES];
@ -122,7 +129,12 @@ void timer0_off(){
COLPORT2 = 0; COLPORT2 = 0;
ROWPORT = 0; ROWPORT = 0;
#ifdef __AVR_ATmega644P__
TCCR0A = 0x00;
TCCR0B = 0x00;
#else
TCCR0 = 0x00; TCCR0 = 0x00;
#endif
sei(); sei();
} }
@ -139,10 +151,19 @@ void timer0_on(){
1 0 1 clk/1024 1 0 1 clk/1024
*/ */
#ifdef __AVR_ATmega644P__
TCCR0A = 0x02; // CTC Mode
TCCR0B = 0x03; // clk/64
TCNT0 = 0; // reset timer
OCR0 = 20; // Compare with this value
TIMSK0 = 0x02; // Compare match Interrupt on
#else
TCCR0 = 0x0B; // CTC Mode, clk/64 TCCR0 = 0x0B; // CTC Mode, clk/64
TCNT0 = 0; // reset timer TCNT0 = 0; // reset timer
OCR0 = 20; // Compare with this value OCR0 = 20; // Compare with this value
TIMSK = 0x02; // Compare match Interrupt on TIMSK = 0x02; // Compare match Interrupt on
#endif
} }
void borg_hw_init(){ void borg_hw_init(){

5
util.c
View File

@ -49,7 +49,12 @@ void wait(int ms){
} }
#endif #endif
#ifdef __AVR_ATmega644P__
while(!(TIFR1&(1<<OCF1A))); //wait for compare match flag
TIFR1=(1<<OCF1A); //reset flag
#else
while(!(TIFR&(1<<OCF1A))); //wait for compare match flag while(!(TIFR&(1<<OCF1A))); //wait for compare match flag
TIFR=(1<<OCF1A); //reset flag TIFR=(1<<OCF1A); //reset flag
#endif
} }
} }