( blank ) :dev/r fff8 ( std read port ) :dev/w fff9 ( std write port ) &Device { r 8 w 8 } |0100 @RESET #aa =device1.r ~device1.r NOP BRK |c000 @FRAME BRK |d000 @ERROR BRK |FF00 ;device1 Device ;device2 Device |FFF0 [ f2ac 35bb 2b53 ] ( palette ) |FFFA .RESET .FRAME .ERROR