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Epson HX-20

Specificaties:

  • CPU AND MEMORY
    • Main CPU: CMOS 8-bit microprocessor 6301, 614 kHz clockrate
    • Slave CPU: CMOS 8-bit microprocessor 6301, 614 kHz clockrate
    • RAM: 16kB (standard) expandable to 32kB with expansion unit
    • ROM: 32kB (standard) expandable to 40kB internally to 72kB with expansion unit
  • BUILT-IN PERHIPALS
    • Display: Liquid crystal screen; 120 x 32 dot-matrix; 20 x 4 character display: 5 X 7 font; virtual addressable area 255 columns by 255 lines (if sufficient memory is available)
    • Printer: 24-column dot-matrix impact microprinter; print rate 42 lines per minute; bit addressable graphics: full ASCII upper and lower case character set; cartridge ribbon
    • Microcassette: Uses standard microcassette tapes
    • Clock/Calender: Time and calendar built in CMOS battery backup
    • Music Generator: Programmable pulse drive, four octaves with halftones
  • COMMUNICATIONS
    • RS-232C: Full/half duplex, 110 to 4800 BPS, 8-pin connector
    • Serial: Full/half duplex, 38.4K BPS, RS-232C level, 5-pin DIN Connector
  • PERHIPAL INTERFACES
    • Bar Code Reader: Special connecton requires optional software
    • External cassette: Standard audio cassette interface
    • System Bus: 16-bit address bus; 8-bit data bus and control lines, 40 pin connector
    • ROM Cartridge / Microcassette Interface: I/O port with 3 input, 6 output lines

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Reacties:

J. Houdijk - 06-05-2012 23:15

De HX20 start niet meer op. Batterij wordt wel warm tijdens laden. Wie helpt mij?

J. Houdijk - 06-05-2012 23:12

Leuke pagina, Met de link "troubleshooting" hoopte ik mijn probleem te kunnen oplossen.


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