.include "msp430g2553.inc" org 0xC000 start: ;mov.w #0x5a80, &WDTCTL mov.w #WDTPW|WDTHOLD, &WDTCTL mov.b #0x41, &P1DIR mov.w #0x01, r8 repeat: mov.b r8, &P1OUT xor.b #0x41, r8 mov.w #40000, r9 waiter: dec r9 jnz waiter jmp repeat org 0xfffe dw start ; set reset vector to 'init' label