Phonola VG-8235
This page was last modified 12:29, 18 February 2018 by Mars2000you. Based on work by Rderooy.

Contents

Description

The Phonola VG-8235 is the Philips VG-8235/00 rebranded for the Italian market. It has a single sided disk drive and 128kB RAM (not 256kB as indicated on the machine and the box by adding the VRAM).

Two system disks are included with this computer, you can enjoy especially a drawing program in screen 8, called 'Designer', which includes a demo mode: click 2 times on the last icon to launch it, press CTRL+STOP to quit it.

Besides this tool, the system disks provide MSX-DOS1 with a nice interface and MSX Home Office (Address Book + Word Processor).

Brand Phonola (Manufacturer: NEC)
Type VG-8235
Year 1986
RAM 128kB in slot 3-2
VRAM 128kB
Media MSX cartridges, 1DD floppy disks
Video Yamaha V9938
Audio PSG (custom chip integrated in MSX-Engine S3527)
Chipset Yamaha S3527
Extras 360kB 3,5" floppy disk drive, external disk drive connector, reset button, firmware on disks (MSX-DOS1 - Home Office - Designer)

Specifications

The VG-8235 is a MSX2 with a Z80 from Zilog (Z8400APS) and the MSX-Engine S3527 from Yamaha.

The RAM is in slot 3-2. First cartridge slot is in front, second cartridge slot is in back.

Slot Map

Slot 0 Slot 1 Slot 2 Slot 3-0 Slot 3-1 Slot 3-2 Slot 3-3
Bank C000h~FFFFh Cartridge
Slot 1
Cartridge
Slot 2
128kB
Memory
Mapper
Bank 8000h~BFFFh Mirror
Bank 4000h~7FFFh Main-ROM Disk ROM
Bank 0000h~3FFFh Sub-ROM
  • The Disk ROM is a 16kB ROM - 4000h-7FFFh, which is mirrored to 8000h-BFFFh

Connections

  • RF output
  • SCART audio/video-output using RGB
  • CVBS connector for monitor
  • Tape recorder connector
  • External disk drive connector
  • Centronics connector compatible Parallel port for a printer
  • 2 general connectors (joysticks, mouse, paddle controllers, ...)
  • 2 cartridge slots (one closed off by default)