PowerSource YDC3300 - Appendix 3 USB communication port definition

36
Appendix 3 USB communication port definition
Definition of port：
Connection between PC USB port and UPS USB port.
PC USB port
UPS USB port
Description
Pin 1
Pin 1
PC : +5V
Pin 2
Pin 2
PC : DPLUS signal
Pin 3
Pin 3
PC :DMINUS signal
Pin 4
Pin 4
Signal ground
Available function of USB
◆ Monitor UPS power status。
◆ Monitor UPS alarm info。
◆ Monitor UPS running parameters。
◆ Timing off/on setting。
Communication data format
Baud rate ---------- 9600bps
Byte length ---------- 8bit
End bit ---------- 1bit
Parity check ---------non
CAUTION！
USB & RS485 ports cannot be used at the same time.