Newland NLS-EM2045 Series, User Manual

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Enter Setup
17 ** Exit Setup
HID-POS
The HID-POS interface is recommended for new application programs. It can send up to 56 characters in
a single USB report and appears more efficient than keyboard emulation.
Features:

HID based, no custom driver required.

Way more efficient in communication than keyboard emulation and traditional RS-232 interface.
Note: HID-POS does not require a custom driver. However, a HID interface on Windows 98 does. All HID
interfaces employ standard driver provided by the operating system. Use defaults when installing the
driver.
HID-POS
Access the engine with your program:
1. Use CreateFile to access the engine as a HID device.
2. Use ReadFile to deliver the scanned data to the application program.
3. Use WriteFile to send data to the engine.
For detailed information about USB and HID interfaces, go to www.USB.org .