ÿþ.INCLUDE "M32DEF.INC" LDI R16,HIGH(RAMEND) OUT SPH,R16 LDI R16,LOW(RAMEND) OUT SPL,R16 SBI DDRB,0 CBI DDRA,7 SBI PORTA,7 CBI PORTB,0 CHK: SBIC PINA,7 RJMP P50 SBI PORTB,0 RCALL DELAY RCALL DELAY RCALL DELAY CBI PORTB,0 RCALL DELAY RJMP CHK P50: SBI PORTB,0 RCALL DELAY RCALL DELAY CBI PORTB,0 RCALL DELAY RCALL DELAY RJMP CHK