Olivetti M24SP BA801/BA177

Description

Chips

BIOS 4

Drivers 0

Documentation 1

Logs

Chipset

IBM AT chipset

Socket

DIP40

FSB speed

10MHz

Form factor

OEM / Proprietary

Dimensions

355mm x 304mm

Cache

None/Integrated in the CPU

Max RAM size

640KB

RAM type

Empty

PSU connector

Empty

I/O ports

Floppy interface

Parallel

Serial

Expansion slots

Empty

Known issues

Leaky Ni-Cd clock battery

The Ni-Cd battery may be leaking, risking damage to PCB layers & nearby components. Promptly remove the battery & clean corrosion/alkaline salts from the board. Use white vinegar to dissolve salts, but exercise caution as vinegar can corrode exposed metals. A thorough examination & repair may be needed. Replace battery with guide: https://github.com/wiretap-retro/Not-A-Varta

Last updated 2025-06-03T20:32:53Z

Board info score is 7.3/10

Chips

-> Chipset part

Intel 82284 (Clock Generator/Ready Interface) Intel 82288 (Bus Controller) (multiple brand) 74LS612 (Memory Mapper) (multiple brand) Discrete Logic Intel 8237A (DMA Controller) Intel 8254 (Programmable Interval Timer) Intel 8259A (Programmable Interrupt Ctrl.)

-> Floppy ctrl.

NEC uPD765 (Floppy Controller)

-> Human Interface

(multiple brand) 8041 (Keyboard Controller)

-> Real-Time Clock

(multiple brand) 6818