User's Manual
A55BM-E
A55BM-E USB2.0 connectors
PIN 1
USB+5V
USB_P5-
USB_P5+
GND
NC
USB+5V
USB_P6-
USB_P6+
GND
USB56 USB34
PIN 1
USB+5V
USB_P3-
USB_P3+
GND
NC
USB+5V
USB_P4-
USB_P4+
GND
A55BM-E
A55BM-E Serial port connectors
PIN 1
COM
DCD
TXD
GND
RTS
RI
RXD
DTR
DSR
CTS