IBM
Personal Computer
PC = FFFF:0000
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)
🔄 Reset Vector: FFFF:0000
Linear: 0xFFFF0 (Hardware Reset)
🔥 BURN EPROM
Insert any BIOS ROM file
Any extension accepted
Using built-in minimal BIOS
Display
green
amber
color
Bright
Contrast
⏻ POWER
↻ RESET
🐢 4.77MHz
⏸ PAUSE
⏭ STEP
NMI
▶ Memory Viewer
Real 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
ROM: F0000–FFFFFh
✓ Reset: FFFF:0000
→ Linear 0xFFFF0
✓ Proper MCB chain
✓ INT 12h = 640K
✓ Custom BIOS upload
✓ Any file extension
IBM PC 5150 — 8086/8088 CPU Emulator
—
Reset: FFFF:0000 (Hardware Authentic)
—
640K RAM
Remix on Berrry