00000000: 22 20 20 20 20 20 20 20 20 20 20 20 20 20 20 CF |" .|
00000010: 50 43 4F 44 45 3A 20 C4 C5 D8 0D 22 20 20 20 20 |PCODE: ...." |
00000020: 20 20 20 20 20 20 20 20 20 20 2D 2D 2D 2D 2D 2D | ------|
00000030: 2D 2D 2D 2D 2D 0D 22 0D 22 0D 22 CF 50 45 52 41 |-----.".".".PERA|
00000040: 54 49 4F 4E 3A 20 20 20 D4 48 45 20 20 43 4F 4E |TION: .HE CON|
00000050: 54 45 4E 54 53 20 20 4F 46 20 20 54 48 45 20 20 |TENTS OF THE |
00000060: D8 0D 22 52 45 47 49 53 54 45 52 20 41 52 45 20 |.."REGISTER ARE |
00000070: 44 45 43 52 45 4D 45 4E 54 45 44 20 42 59 20 31 |DECREMENTED BY 1|
00000080: 2C 20 53 45 54 54 49 4E 47 0D 22 54 48 45 20 CE |, SETTING."THE .|
00000090: 20 46 4C 41 47 20 49 46 20 54 48 45 20 20 52 45 | FLAG IF THE RE|
000000A0: 53 55 4C 54 20 20 48 41 53 20 20 42 49 54 20 20 |SULT HAS BIT |
000000B0: 37 0D 22 53 45 54 2C 20 41 4E 44 20 53 45 54 54 |7."SET, AND SETT|
000000C0: 49 4E 47 20 54 48 45 20 20 DA 20 20 46 4C 41 47 |ING THE . FLAG|
000000D0: 20 20 49 46 20 20 54 48 45 0D 22 52 45 53 55 4C | IF THE."RESUL|
000000E0: 54 20 49 53 20 30 2E 20 20 C1 53 20 57 49 54 48 |T IS 0. .S WITH|
000000F0: 20 C4 C5 C3 2C 20 20 54 48 45 20 20 43 41 52 52 | ..., THE CARR|
00000100: 59 0D 22 42 49 54 20 49 53 20 55 4E 41 4C 54 45 |Y."BIT IS UNALTE|
00000110: 52 45 44 2E 0D 22 0D 22 5A 5A 5A 5A 5A 0D 0D 80 |RED.."."ZZZZZ...|
00000120: 0D 0A |.. |
" OPCODE: DEX."
-----------."."."OPERATION: THE CON
TENTS OF THE X."REGISTER ARE DECREMEN
TED BY 1, SETTING."THE N FLAG IF THE RE
SULT HAS BIT 7."SET, AND SETTING THE
Z FLAG IF THE."RESULT IS 0. AS WITH
DEC, THE CARRY."BIT IS UNALTERED.."."
ZZZZZ.....
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