How to Develop Serial Port for Terminals: Difference between revisions

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When using the '''C API''' to open a serial port, you need to set the device name of a serial port as a parameter.  
When using the '''C API''' to open a serial port, you need to set the device name of a serial port as a parameter.  


'''Device Name'''
'''Device Name'''

Revision as of 07:51, 13 April 2020

When using the C API to open a serial port, you need to set the device name of a serial port as a parameter.

Device Name

Parameters
device name The alias for serial port. Available values: DB9, GS0_01, WIZARHANDQ1, Q1_USB_SERIAL, USB_SERIAL, SERIAL_EXT, USB_SLAVE_SERIAL, USB_HOST_SERIAL
  • in W1/W1V2:
    • DB9: works for DB9 port at the back side of the terminal.
    • GS0_Q1: works for USB host port at the right side of terminal to connect with Q1 via USB cable in master mode.
  • in Q1 3g:
    • WIZARHANDQ1: works for USB serial port in slave mode.
    • Q1_USB_SERIAL or USB_SERIAL: works for USB serial port in master mode.
    • SERIAL_EXT: works for internal fiscal/other serial port module.
  • in Q1 4g and Q2(K2, M2, M3, QD4/5), Q3 series and others:
    • USB_SLAVE_SERIAL: works for USB serial port in slave mode.
    • USB_HOST_SERIAL or USB_SERIAL: works for USB serial port in master mode.
    • SERIAL_EXT: works for internal fiscal/other serial port module.


When using the Java API to open a serial port, you need to set the logic ID of a serial port as a parameter.

  • 0 : works for USB serial port in slave mode.
  • 1 : works for USB serial port in master mode.
  • 2 : works for internal fiscal/ other serial port module.
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