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.equ p6ddr, 0xffb9 ;0x7f for output
.equ p6dr, 0xffbb
.equ seed, 0x01
.text
.org 0
reset: .word main ;reset vector
;
.org 0x400
main: mov.b #0x7f,r0l ;port 6 ddr = 7F
mov.b @0xffbb:8,r0l ;***test***
mov.b r0l,@p6ddr:16
;
mov.b #seed,r0l ;start with 0000001
loop: mov.b r0l,@p6dr:16 ;output to port 6
delay: mov.w #0x0000,r1
deloop: adds.w #1,r1
bne deloop:8 ;not = 0
rotl r0l
bra loop:8
.word 0
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