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    News

    Serial and Parallel Interface Definitions of 58mm Thermal Printer

    • Author:Ella Zhang
    • Source:OCOM Original
    • Release on :2015-06-05

    25Pin Parallel Interface Definition

    Pin Function Pin Function
    1 Gating End, Active Low 10 Sure, Active Low
    2 Data Channel 0 11 Busy
    3 Data Channel 1 12 No Papwe
    4 Data Channel 2 13 Select
    5 Data Channel 3 14 Line Wrap, Active Low
    6 Data Channel 4 15 Fault, Active Low
    7 Data Channel 5 16 initializing, Active Low
    8 Data Channel 6 17 Select Input, Active Low 
    9 Data Channel 7 18 Underline


    9Pin Serial Interface Definition

    Pin No.  Signal
    1 NULL
    2 RXD
    3 TXD
    4 NULL
    5 GND
    6 DSR
    7 NULL
    8 DSR
    9 NULL