IBM
Personal Computer
MCB MEMORY FIX APPLIED
8088
8086
OFF
Drive Bays
Floppy A:
⬇ Insert Disk
Any format
Floppy B:
⬇ Insert Disk
Any format
Hard Drive C:
⬇ Insert Disk
Any format
Display
green
amber
color
Bright
Contrast
Memory Info
Conv. Memory: 640K
MCB Start: 0060h
MCB→A000h (full)
LoL: 0050:0026
✓ Config fix active
⏻ POWER
↻ RESET
🐢 4.77MHz
⏸ PAUSE
⏭ STEP
NMI
▶ Memory Viewer (Real CPU Memory)
Real CPU Status
8088
Intel 8088
8-bit bus
Power on to see registers
Architecture
Bus: 8-bit
RAM: 640K conventional
Video: CGA @ B8000h
IVT: 256 @ 0000h
BDA: @ 0040:0000
MCB: @ 0060:0000
LoL: @ 0050:0026
✓ Proper MCB chain
✓ PSP setup
✓ DOS List of Lists
✓ INT 12h = 640K
IBM PC 5150 — 8086/8088 CPU Emulator
—
Memory management fix applied
—
640K RAM
MCB chain properly initialized: 0060h→A000h, LoL at 0050:0026, BDA reports 640K
Remix on Berrry