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Hotbit
Sharp HotBit MSX computer.jpg
Type home computer
Release date November, 1985
Discontinued 1988
Operating system MSX BASIC, MSX-DOS, CP/M
CPU Zilog Z80A @ 3.58 MHz
Memory 64 KiB–512 KiB (max.)

The Hotbit HB-8000 was a MSX1 home computer marketed by Epcom, and developed by the Brazilian subsidiary of Japanese corporation Sharp, in mid-1980s. The MSX machines were very popular in Brazil at the time, and they virtually killed all the other 8 bit concurrent microcomputers in the Brazilian market.[1]

Contents

Versions 1-1.2

The Hotbit had three versions: 1.0 and 1.1 with gray and white case and 1.2, with a black case and a ROM slightly modified to solve an ASCII table compatibility issue with the other popular Brazilian MSX, the Gradiente Expert.

Technical specifications

CPU Zilog Z80A @ 3.58 MHz
RAM 64 KiB
VRAM 16 KiB (TMS9928NL)
ROM 32 KiB
Keyboard mechanic, 73 keys (with 4 cursor keys), reset key
Display text: 40×24 rows; graphics: 256×192 pixels, 16 colours, 32 sprites
Sound General Instrument AY-3-8910 (PSG), 3 voices, white noise
Ports 2 joystick connectors, TV out, sound out, tape recorder connector, parallel port, 2 cartridge slots
Storage tape recorder (1200/2400 bps) or one or two external 5¼" disk drive (360 KiB)

Peripherals

Modem HB-3000.

Notes

  1. ^ Hotbit at old-computers.com

External links


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