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2 weeks ago

The 6845 CRTC (Cathode Ray Tube Controller) controls how the display is generated. It is written to with VDU 23,0 which also takes account of the current *TV...
1 month ago

Download basic.sav and copy the file to an appropriate RT11 disk image with a tool such as putr. · Alternatively, download the bbcpdp. · Boot into into RT11,...
7 months ago

SIMH running Unix. Ersatz11 running Unix. bbcbasic - PDP11 BBC BASIC for Bell Unix v5/v6/v7 and BSD Unix up to v2.9; bbcpdp.zip - Source archive with demos...
10 months ago

The 40x files are 1K files with each 40-character row running 'naturally' 40-character offsets. The 64x files are 2K files with each row padded to 64 bytes,...
12 months ago

MODE 13 is the unofficial title of a low-resolution screen MODE, selectable with the *MODE command or the NewModes sideways ROM module.
22 months ago

bbcbasic · bbcpdp.zip · dbit.com, BBC BASIC for PDP11 Unix v5/v6/v7. Archive Ersatz11 Emulator. Ersatz11 running RT11...
27 months ago

SIMH running Unix. SIMH running RT11. Best viewed with Any Browser Valid HTML 4.0! Authored by J.G.Harston Last update: 20-Aug-2015.
27 months ago

28to32/gif wr/R 32K DL/ BuildMOS (L) wr/R EEPROM/htm wr/R JoinROM/htm wr/R MasterY2K wr/R MegaROM/htm wr/R MegaROM/jpg wr/R MegaROMt/jpg wr/R MOS321/rom wr/...
35 months ago

A Unix file is described by an information block called an i-node. There is an i-node on disc for every file on the disc and there is also a copy in kernel...
36 months ago