POKE-8

POWER

CODE EDITOR

96×64 DISPLAY

CRT: OFF

SOUND: ON

MEMORY / REGISTERS

I/O PORTSMEMORY-MAPPED

$D000PLOTTRIGGER AT X,YA 00

$D001CLEARWRITE TO ERASEWRITE

$D010COLOR4-BIT INK

$D020INPUTUDLR + ACTION00

$D030RANDOMREAD NEW BYTE5A

$D040FRAME60 HZ COUNTER00

$D041SYNCYIELD FRAMEWRITE

CPU REGISTERSLIVE

A00

PC8000

X00

SPFD

Y00

FLAGS..-..I..

SOUND CHIP2 PULSE + NOISE

$D050TONE A LO16-BIT PERIOD$D051TONE A HI16-BIT PERIOD$D052TONE A CTRLGATE / DUTY / VOL$D053TONE B LO16-BIT PERIOD$D054TONE B HI16-BIT PERIOD$D055TONE B CTRLGATE / DUTY / VOL$D056NOISE RATELOWER = BRIGHTER$D057NOISE CTRLGATE / VOL$D058MASTERENABLE / VOLUME

$0000–$00FF · EDIT CELLS

$0000

$0008

$0010

$0018

$0020

$0028

$0030

$0038

$0040

$0048

$0050

$0058

$0060

$0068

$0070

$0078

$0080

$0088

$0090

$0098

$00A0

$00A8

$00B0

$00B8

$00C0

$00C8

$00D0

$00D8

$00E0

$00E8

$00F0

$00F8

SELECTED $0000HEX 00DEC 000BIN 00000000

01 · MEET THE ACCUMULATOR

Load one immediate byte into A — the CPU's main working register.

Use LDA followed by #$2A.