A.40B0 LDA$D018
40B3 AND#$F0
40B5 STA$D018
40B8 LDA $D018
40BB ORA#$0C
40BD STA$D018
40C0 LDA$DC0E
40C3 AND#$FE
40C5 STA$DC0E
40C8 LDA$01
40CA AND#$FB
40CC STA$01
40CE LDX#$00
40D0 LDA$D000,X
40D3 STA$3000,X
40D6 LDA$D100,X
40D9 STA$3100,X
40DC INX
40DD BNE$40D0
40DF LDA$01
40E1 ORA#$04
40E3 STA$01
40E5 LDA$DC0E
40E8 ORA#$01
40EA STA$DC0E
40ED RTS
THE ABOVE PROGRAM IS WRITTEN IN A MACHINE CODE MONITOR.