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Last modified 2013-01-22

BBC Micro Master 128

SPECIFICATIONS
Type:8-bit home and educational computer
CPU:Rockwell 65SC12 @ 2 MHz
Operating system:Acorn MOS
Memory:ROM: 128 KB
RAM: 128 KB
Sound:4 channels (1 noise, 3 melodic) with a SN76489 chip
Graphics:Motorola 6845 chip with separate VRAM and a Mullard SAA5050 teletext chip
Text:
Mode 3: 80*25 characters, 2 colors
Mode 6: 40*25 characters, 2 colors
Mode 7: 40*25 characters (Teletext), 8 colors
Graphics:
Mode 0: 640*256 pixels, 2 colors
Mode 1: 320*256 pixels, 4 colors
Mode 2: 160*256 pixels, 8 colors
Mode 4: 320*256 colors, 2 colors
Mode 5: 160*256 pixels, 4 colors
Storage:Tape recorder
Optional floppies
Input:Integrated keyboard
Connectivity:Floppy I/O
Tape recorder I/O
2*cartridge slots
Centronics parallel I/F
RS-423 port
RGB and composit video output
Analog I/O port
Second CPU connector (The "Tube")
16-pin user port
Optional Econet network I/F (100 KBit/s)
Voltage:
Power consumption:
Dimensions (W*H*D):? mm (?")
Weight:? Kg (? lbs)
Manufactured:1986-1993 (Discontinued)
Other:
Related documents:
Modifications:
Notable "ham" software: