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Results tagged with bbc-micro
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user 276
For questions about the BBC Micro, programs written for the BBC Micro or peripherals for the BBC Micro.
12
votes
BBC model B, 20 pinouts port on keyboard below speaker used for what?
Most hobbyists put a ZIF socket onto those pins. This then was connected through to the sideways ROM sockets on the motherboard.
The socket enabled you to insert language ROMs as required, thus no …
- 8,339
22
votes
Accepted
What's the TUBE interface of the BBC micro all about?
The Tube interface was intended to enable the addition of what was known as a Second Processor. Although this was something of a misnomer as the additional processor became the main CPU of the system …
- 8,339
21
votes
How did the BBC Micro stay cool?
The chips on the motherboard were quite widely spaced. This is still a design consideration when making boards more heat tolerant. Also, the chips didn't generate the sort of heat that more modern, …
- 8,339
29
votes
Accepted
How did the Sideways address space work?
Sideways ROM (also RAM in later models) was paged into the processor's address space.
Sideways memory sat in the address range from $8000 to $BFFF. The BBC Model B had four slots on the motherboard …
- 8,339
15
votes
2
answers
991
views
Reading the BBC Domesday Project
In 1986, the 900th anniversary of the original Domesday Book, the BBC coordinated a project to document modern Britain. This was claimed to be data to last for the next thousand years.
Data was co …
- 8,339
26
votes
Accepted
What is this Akhter diskette drive for the BBC Model B?
Akhter was a home computer dealer, based in Harlow. The company still exists at a new address, now called Akhter Group plc (but probably not still selling BBC Micros!).
They were the largest sellers …
- 8,339