uxn/examples/hello.usm

( hello world )

;iterator
:dev1r FFF0
:dev1w FFF1

|0100 @RESET

@word1 "hello_word ( len: 0x0b )

@loop
	,dev1w STR ( write to stdout )
	,incr JSU ( increment itr )
	,word1 ,strlen JSU ( get strlen )
	NEQ ,loop ROT JSC ( loop != strlen )

BRK

@strlen
	,0001 ADD^ PEK
	RTU

@incr
	,iterator LDR
	,01 ADD
	,iterator STR 
	,iterator LDR
	RTU

|c000 @FRAME BRK 
|d000 @ERROR BRK 
|FFFA .RESET .FRAME .ERROR