PPC-E4-3354_User_Manual.docx
-17-
Rev 1.0 © 2016 EMAC, Inc.
4.9
Stereo Audio Output (CN5)
Pin
Signal
1
Right Out
2
GND
3
GND
4
Left Out
4.10
Micro SD Socket (SOK2)
Pin
Signal
1
DAT2
2
CD/DAT3
3
CMD
4
VCC (3.3V)
5
SCLK
6
GND
7
DAT0
8
DAT1
9
SD Card Detect
4.11
COM A RS-232 Serial Port (HDR4)
Pin
HD3 Signal
DB9 Signal
1
DCD
DCD
2
DSR
RxD
3
RxD
TxD
4
RTS
DTR
5
TxD
GND
6
CTS
DSR
7
DTR
RTS
8
RI
CTS
9
GND
RI
10
NC
-
4.12
COM B RS-232 Serial Port (HDR3)
Pin
HD3 Signal
DB9 Signal
1
NC
NC
2
NC
RxD
3
RxD
TxD
4
RTS
NC
5
TxD
GND
6
CTS
NC
7
NC
RTS
8
NC
CTS
9
GND
NC
10
NC
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