AAEON PCM-9452 - Manual (Page 34)

C o m p a c t B o a r d P C M - 9 4 5 2
Chapter 2 Quick Installation Guide 2-21
Port 2 CN22 Pin 2 Bit 1 U22 Pin 26 (GPIO 21)
Port 1 CN22 Pin 1 Bit 0 U22 Pin 27 (GPIO 20)
2.37 USB Port 5,6 Connector (CN23)
Pin Signal Pin Signal
1 +5 Volt. 2 Ground
3 Data4 - 4 Ground
5 Data4 + 6 Data5 +
7 Ground 8 Data5 -
9 Ground 10 +5 Volt.
2.38 USB Port 3,4 Connector (CN24)
Pin Signal Pin Signal
1 +5 Volt. 2 Ground
3 Data2 - 4 Ground
5 Data2 + 6 Data3 +
7 Ground 8 Data3 -
9 Ground 10 +5 Volt.
2.39 Parallel Port Connector (CN25)
Pin Signal Pin Signal
1 STB# 2 AFD#
3 PTD0 4 ERR#
5 PTD1 6 PINIT#
7 PTD2 8 SLIN#