... Spectrum is a website dedicated to exploring, documenting and preserving the world of the Sinclair ZX Spectrum and its <strong>programming</strong>, hardware and history. The site grew from my own interest in researching the Spectrum, particularly its BASIC <strong>programming</strong> language and the many details that are often overlooked or only briefly explained in ...
... the 16K Spectrum could therefore feel surprisingly restrictive. The 48K model was much more capable for serious <strong>programming</strong>. Its additional memory provided considerably more room for BASIC programs, variables, user-defined graphics and machine-code routines, and quickly became the preferred version among enthusiasts. As software ...
... to a variable or variables e1,e2,e3, .. Not on the ZX80. Dimensional arrays and LET should be used instead. REM Type: <strong>Programming</strong> statementREM ...Result: None, display comment in program listing. Same on both micros. ZX80 micros can utilise REM statements to store machine code and although the ZX Spectrum is also capable of this it is ...
... and two SYMBOL SHIFT keys were retained, making frequently used combinations easier to reach. The new keyboard made <strong>programming</strong> considerably more convenient, particularly for users who regularly entered graphics and extended-mode commands. It also made the Spectrum more suitable for applications such as word processing, where the ...
... ; A color item has the form of a PAPER, INK, FLASH, BRIGHT, INVERSE or OVER statement. References Sinclair ZX81 BASIC <strong>Programming</strong>, Steven Vickers (author) Sinclair ZX Spectrum BASIC <strong>Programming</strong>, Steven Vickers (author), Robin Bradbeer (editor) "SAVED!", Your Computer, May 1983 p.65 External Links ZX81 and ZX Spectrum manuals for ...
... ; A color item has the form of a PAPER, INK, FLASH, BRIGHT, INVERSE or OVER statement. References Sinclair ZX81 BASIC <strong>Programming</strong>, Steven Vickers (author) Sinclair ZX Spectrum BASIC <strong>Programming</strong>, Steven Vickers (author), Robin Bradbeer (editor) External Links ZX81 and ZX Spectrum manuals for download at retro 8-bit computers Last ...
... relative coordinate system. The CIRCLE statement on the ZX Spectrum cannot handle ellipses which will require extra <strong>programming</strong> to produce.The QL will not produce an error if the circle goes 'off screen' unlike the Spectrum which will produce an 'Integer out of range' error.On the QL the keyword ELLIPSE may be used instead of CIRCLE. ...
... cassette. Accepts Atari-style joystick. £15.00*32 dk'tronics Programmable Programmable with full width through port. <strong>Programming</strong> cassette supplied. 17 directional movement. Microdrive compatible £22.95*4*+£1.25 p&p dk'tronics Dual Port 1 is Sinclair compatible. Port 2 is Kempston compatible. No through port. Atari joystick ...
... item has the form of a PAPER, INK, FLASH, BRIGHT, INVERSE or OVER statement. References Sinclair ZX Spectrum BASIC <strong>Programming</strong>, Steven Vickers (author), Robin Bradbeer (editor) An introduction to BASIC <strong>programming</strong> on the Dragon, Richard Wadman (author) Getting Started with Extended Color BASIC, Radio Shack/Tandy Corporation ...
... a pair of quotation marks like so""some text""produces the output:"some text" References Sinclair ZX Spectrum BASIC <strong>Programming</strong>, Steven Vickers (author), Robin Bradbeer (editor) Atomic Theory and Practice - A beginner's course in BASIC and machine code <strong>programming</strong>, David Johnson-Davies (author), ACORN COMPUTER LTD (publisher) Notes ...
... (followed by 1 to 63). Y MIDI channel is to be used (followed by 1 to 16). Z MIDI <strong>programming</strong> code (followed by code number). PLAY supercedes the BEEP statement although BEEP is still a valid keyword on all +128K models.The PLAY keyword token replaces the user defined graphic character 'u' (CHR$ 164) ...
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 ...
Comparison of BASIC Keywords Between ZX Spectrum and the Commodore 64 Overview The following is a list of keywords, operators and delimiters used on the Commodore 64 computer and the ZX Spectrum.The Commodore 64 was released in 1982, the same year as ...
... connector +£3.50†8 Motherboard connectors loose, per connector - £3.50†8 Port sockets per set of 6 - £1.40†8 <strong>Programming</strong> Aid Cassette - £3.50†8*+80p p&p †+40p. Card Frame expansion Features Original Price MUKBUScard frame systemfrom Microtext 6 Slot Motherboard complete with connectors. Fully Buffered 64 Way Signal Bus. ...
... of the 1970s and 1980s incorporated BASIC within their operating systems. On these computers BASIC was not just a <strong>programming</strong> language and interpreter, but also a Disk/Tape operating system, Command Line Interpreter, and Editor. There was also a variety of microprocessors, disk drives, tape systems, modems, printer, et cetera, ...
... Designer Cassette price normally £9.95 (Later versions only) The Fuller Box Built-in audio amplifier allows <strong>programming</strong> of music, explosions, zaps chimes, whistles and an infinite range of other sounds. Based around the popular Gl-AY-3-8912 sound chip giving complete control over 3 channels of tone and/or white noise, plus an ...
... ']' are shown the statement, parameter or value inside the bracket is optional. References Sinclair ZX Spectrum BASIC <strong>Programming</strong>, Steven Vickers (author), Robin Bradbeer (editor) Timex Sinclair 2068 Personal Color ComputerUser Manual, Charles F. Durang (author) External Links T/S 2068 Manual at Kio's Sinclair ZX Computers Archive T/S ...
... be put to good use and could be quite a powerful function in the right program. References Sinclair ZX Spectrum BASIC <strong>Programming</strong>, Steven Vickers (author), Robin Bradbeer (editor), Chapter 9, p.58/59 Information Handling for the ZX Spectrum, C. A. Street (author), McGraw-Hill Book Company (UK) Ltd (publisher), Chapter 3, p.42-45 ...
... was extended as far as Sinclair was prepared to take it, adding memory, improved sound and a more sophisticated <strong>programming</strong> environment while retaining the compatibility that had helped make the Spectrum successful. The machine would soon become an important link between the Sinclair and Amstrad generations of the Spectrum. When ...