A Comparision of Keywords on the BBC Micro (Models A & B),the Acorn Electron and the ZX Spectrum Overview The following is a list of keywords, operators and delimiters used on the BBC Micro (Models A & B), the Acorn Electron and the ZX Spectrum.The B ...
... character but part of the OPEN # keyword. OUT OUT m,nResult: Outputs byte n to port m. Not on the Commodore 64 as the <strong>6502</strong> processor is memory mapped for I/O devices. OVER OVER nResult: If n=0 then permanent overprinting is turned off. If n=1 permanent overprinting is tunred on.keyword OVER nResult: If n=0 then temporary overprinting ...
... The Oric Atmos is an upgraded version of the Oric 1 with a new ROM and keyboard.The Oric machines utilise the <strong>6502</strong> microprocessor (The same one the BBC Micro uses).The <strong>6502</strong> uses a completely different instruction set and registers to the Z80 used by the Spectrum so any machine code used within a BASIC program will have to be ...
... value between 0 and 255 for the port m. IN and ? both perform a similar task, however the Acorn Atom utilises the <strong>6502</strong> microprocessor so results will be different.See also: OUT, ? (Indirection Operator) INT(ZX Spectrum) % (Percent sign)(Acorn Atom FP-ROM) INT x (ZX Spectrum)%x (Acorn Atom FP-ROM)Returns (ZX Spectrum): ...