jan 1, 1977 - Cosmac VIP

Description:

Manufacturer RCA; Type Home Computer; Origin U.S.A.; Built in lane CHIP-8 interpreter; Keyboard Hexadecimal membrane keyboard, 16 keys; CPU RCA CDP-1802; Speed 1.7609 MHz (4.54 microsecond per machine cycle); Co-processor RCA CDP-1861 video chip; RAM 1 kb (VP-111) or 2 Kb (VIP), upgradable to 32 kb; VRAM ; ROM VP-111 : 1 kb; VIP : 4 kb CMOS ROM + 512 byte Monitor ROM; Text mode Texts are displayed using graphical features; Graphic 64 x 32; Colors Black & white; Sound 1.4 kHz tone generator. Ouput may be connected to any small standard 8 ohm speaker; Size/Weight 8.5'' x 11'' x 1'' / 2.2 lbs; I/O ports Video output, tape cassette interface (100 bytes per second); Built-in media ; OS ; Power supply VP-111 : +5.0 +/- 0.25 VDC @ 250 mA; VIP : 5v dc, 600mA; Periphericals Expansion interface, Parallel I/O interface; Price $275 (USA, 1977)

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