Trek TREK-725 Manuale Utente
Trek-725 User Manual
86
B.11 GSM/GPRS Adaptor Board Connector (CN16)
This is a DF13-20DP-1.25C connector.
B.12 COM1 & COM2
Pin
Signal
Pin
Signal
1
UART3_CTS
2
nGSM_RST
3
UART3_RTS
4
GND
5
UART3_TXD
6
GND
7
UART3_RXD
8
GND
9
UART3_DCD
10
UART6_CTS
11
UART3_DSR
12
UART6_RTS
13
UART3_DTR
14
GSM_VCC
15
UART3_RI
16
GSM_VCC
17
UART6_TXD
18
GSM_VCC
19
UART6_RXD
20
GSM_VCC
Pin
Signal
1
DCD
2
RxD
3
TxD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
RI