Startup settings
chapter Five USB Communication settings
Introduction
When you use USB When connecting the scanner and the host, there are the following four connection methods to choose from, and can be based on the actual needs of customers
Set the default mode:
•
USB Keyboard: This method virtualizes the scanner input into USB Keyboard input, no need to pass USB The interface is used for command settings, and the data in the bar code data can be
directly input with the keyboard keys without driving, and the host can also easily obtain the data.
•
USB CDC Serial port: meet USB Organization defined CDC Standard interface, the host side is virtualized as a serial port, and the host side's operation of the serial port is consistent with the
operation of the physical serial port. Need to install the driver on the host.
•
HID POS (POS HID Bar Code Scanner) : This method is based on HID Interface, no custom driver is required, and is better than analog keyboard interface and traditional
RS-232 The communication speed of the serial port is fast.
When used at the same time USB and RS-232 Way to connect the scanner and the host, because USB The connection method has a higher priority, so the scanner will choose to use it by default USB Connection
method.
37
Exit settings
Содержание NLS-EM20-EX
Страница 1: ...NLS EM20 EX Barcode reading engine User manual...
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Страница 123: ...Startup settings Number of barcodes in the same image 1 A 2 A 3 A 4 A 5 A 6 A 7 A 8 A 113 Exit settings...
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Страница 161: ...Startup settings Modify the QR code Code ID PDF417 QR Aztec Data Matrix 151 Exit settings...
Страница 171: ...appendix Data code Be sure to read after reading the data code save To save the data code settings 0 9 0 1 2 3 4 5 161...
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Страница 187: ...Keyboard key sequence number 104 American keyboard 105 Key European keyboard 177...