IBM
Personal Computer
MODULAR CPU
8088
8086
OFF
Drive Bays
Floppy A:
⬇ Insert Disk
Any format
Floppy B:
⬇ Insert Disk
Any format
Hard Drive C:
⬇ Insert Disk
Any format
BIOS ROM
No BIOS (Built-in)
BURN EPROM
Insert any BIOS ROM file
Using built-in minimal BIOS
Display
green
amber
color
Bright
Contrast
⏻ POWER
↻ RESET
🐢 4.77MHz
⏸ PAUSE
⏭ STEP
NMI
▶ Memory Viewer
Modular CPU Status
8088
Intel 8088
8-bit bus
Power on to see registers
Architecture
Bus: 8-bit
RAM: 640K conventional
Video: CGA @ B8000h
BIOS: Built-in
✓ cpu.js — Core & exec loop
✓ modrm.js — ModR/M decode
✓ groupinstructions.js
✓ Custom BIOS upload
✓ Any file extension
IBM PC 5150 — Modular 8086/8088 Emulator
—
cpu.js + modrm.js + groupinstructions.js
Remix on Berrry