Jsbeeb

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Name
  • jsbeeb
Emulates
  • BBC Micro Model B
  • BBC Master 128
Platform
  • Web browser - Recent browser required; Chrome or Firefox recommended
Files recognised
  • .ssd sequential disk images
  • .uef tape images

ZIP files of the same are supported.

Disk controllers
  • 8271 disk controller
  • 1770 disk controller
Memory and CPU
  • Sideways RAM
  • Shadow RAM
  • 6502 Second Processor
Other support
  • 74689 Sound controller with 3 tone channels and one noise channel
  • Tape interface
  • Undocumented 6502 opcodes
  • Cycle-perfect emulation of 6502 and peripherals
  • Runtime debugger (Ctrl-HOME)
Real Disk support
  • none
Real Tape support
  • none
Authors
Downloads and home page
See also