User guide

ECM-QB User’s Manual
28 ECM-QB User’s Manual
2.4.14 Ps2 connector (CN10)
Signal
PIN
PIN
Signal
KBDA
1
2
KBCK
GND_PS2
3
4
VCC_PS2
MSDA
5
6
MSCK
NC
7
2.4.15 Serial port 4 in RS-422 mode (CN15)
Signal
PIN
PIN
Signal
TX-
1
2
RX-
TX+
3
4
RX+
+5V
5
6
GND