ZX Spectrum +2A/2B, +3/3B: Difference between revisions

ZX Spectrum +2A/2B, +3/3B (view source)

92 bytes removed , 24 October 2010

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 ==Hardware==
-=====Both the +3 and Black +2 have the following hardware specifications:=====
+=====Common hardware specifications=====
 * Processor: Zilog Z80A microprocessor clocked at 3.5469MHz.
 * ROM: 64KB ROM. 2*32KB EPROM arranged in 4 pages of 16KB.
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 * I/O: Software controlled RS232 serial port. AUX Port. Tape In (ear) and Tape Out (mic). Two Sinclair SJS Joystick Ports. Parallel Printer Port
-=====The +3 has the following additional components:=====
+=====+3 specific hardware=====
 * Floppy Disc Controller: Zilog Z0765A ([[uPD765A]]).
 * I/O: "Disk B:" External disk drive connector.
-=====The Black +2 has the following additional components:=====
+=====Black +2 specific hardware=====
 * Cassette interface daughterboard.
 * "Datacorder" cassette mechanism.