hello.asm
Maxam / WinAPE syntax · &hex, #hex, $hex, %bin · F7 assemble
Click in the margin to set a breakpoint. Hover over an assembled line to see its opcode and timing.
address data control active
External buses
A0–A15
D0–D7
Control signals
AMSTRAD CTM644
Disc drives .DSK / EDSK
Virtual printer 7-bit Centronics
BASIC: PRINT #8,"…"
Speaker · AY-3-8912 3 channels + noise
(real time only)
CPC 6128 keyboard type directly: the PC keyboard is connected to the CPC
Output port &00 · 74LS374 → 8 LEDs
value
Input port &01 · 74LS244 ← 8 switches click to toggle
value
Processor controls