uxn/examples/hello.usm

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( hello world )
;iterator
|0100 @RESET
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@word1 "hello_world ( len: 0x0b )
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@loop
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IOW ( write to device#0 )
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,incr JSR ( increment itr )
,word1 ,strlen JSR ( get strlen )
NEQ ,loop ROT JSR? ( loop != strlen )
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BRK
@strlen
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,0001 ADD^ LDR
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RTS
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@incr
,iterator LDR
,01 ADD
,iterator STR
,iterator LDR
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RTS
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|c000 @FRAME BRK
|d000 @ERROR BRK
|FFFA .RESET .FRAME .ERROR