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drbig/hello_world.rb

Last active August 29, 2015 14:10
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Hello world with c64asm
Raw
hello_world.rb
hello_world = AsmMacro.new do
jsr 0xe544 # clear
ldx.d 0
label :read
lda.ax :msg
cmp.d 35
beq :finish
jsr 0xffd2 # chrout
inx
jmp :read
label :finish
rts
label :msg
data "HELLO WORLD#"
end
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