2.3.21
Serial port 2 connector (COM2)
2.3.22
USB connector (JUSBH1)
Signal
NDCDB#
NTXDB
GND
NRTSB#
NRIB#
Signal
PIN PIN
+V5A_USB_H123
1
USB_HDN1
3
USB_HDP1
5
GND
7
EMX-C246P User's Manual 29
User's Manual
PIN PIN
Signal
1
2
NRXDB
3
4
NDTRB#
5
6
NDSRB#
7
8
NCTSB#
9
10
NC
Signal
2
+V5A_USB_H123
4
USB_HDN2
6
USB_HDP2
8
GND
10
NC