( my test file, junk )

:dev/r fff8 ( std read port )
:dev/w fff9 ( std write port )

;x 2

|0100 @RESET 

	,00 ,dev/w STR ( set dev/write to console )

	+1234 -0012 ADD^!

BRK


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