
BMX-T522-SK
12 BMX-T522-SK Quick Reference Guide
2.1 BMX-T522-SK connector mapping
2.1.1
Serial port 1~6 connector (COM1~6)
Signal
PIN PIN
Signal
DCD
1
6
DSR
RXD
2
7
RTS
TXD
3
8
CTS
DTR
4
9
RI
GND
5
2.1.2
General purpose I/O connector 1 (GPIO1)
Signal
PIN PIN
Signal
DI0
1
6
DO2
DO0
2
7
DI3
DI1
3
8
DO3
DO1
4
9
GND
DI2
5