WD-2030 XXXX customer display
11
4.3 Power USB specifications
Data transmission:
USB emulation RS232C
Synchronization:
Asynchronous
Handshaking:
DTR / DSR
Signal level:
0~+3V
Baud rates:
4800,9600,19200 or 115200 bps
Parity and bit length
None parity, 8 data bits or
Even parity, 7 data bits
Stop bits:
1 or more
Table 4-7
4.3.1 USB Connector to PCB (CN2+CN9)
CN2
Type: WAFER PH 2.0mm 4P
Pin assignment
No Signal Direction
Function description
1
V+
5V From PC/Host USB power 5 VDC
2
D-
Data signal -
3
D+
Data
4
GND
Signal ground
Table 4-8
CN9
Type: WAFER PH 2.0mm 5P
Pin assignment
No Signal Direction
Function description
2,3
V+
5/12/24V From PC/Host VPLUS
1,4
GND PWR Ground
Signal ground
5
FG
Data
Table 4-9
