SC800 User Manual
Page | 37 Copyright©2022 ZKTECO CO., LTD. All rights reserved.
Function Description
Function Name Description
Serial Port
No Using: No communication with the device through
the serial port.
Master Unit: When OSDP is used as the function of
"Master unit", it can be connected to a card reader.
OSDP Output: Communicate with the device through
the OSDP serial port.
Baudrate
There are 4 baudrate options at which the data
communicates with PC. They are: 115200 (default),
57600, 38400, and 19200.
The higher the baudrate, the faster is the
communication speed, but also less reliable.
Hence, a higher baudrate
can be used when the
communication distance is short; when the
communication distance is long, choosing a lower
baudrate is more reliable.
PC Connection 8.3
Comm Key facilitates to improve the security of the data by setting up the
communication between the device and the PC. Once the Comm Key is set, a
password is required to connect the device to the PC software.
Tap PC Connection on the Comm. Settings interface to configure the
communication settings.
Function Description
Function Name Description
Comm Key
The default password is 0 and can be changed.
The Comm Key can contain 1 to 6 digits.