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ZEUS Technical Manual Connectors, LEDs and jumpers
© 2007 Eurotech Ltd Issue D 91
J23 – Wireless modem/GPS module interface
Connector: Hirose DF17(4.0)-40DP-0.5V(57), 40-way, 0.5mm pitch header
Mating connector: Hirose DF17(3.0)-40DS-0.5V(51), 40-way, 0.5mm pitch socket
Pin Signal name Pin Signal name
1 VCC_MODEM 2 VCC_MODEM
3 VCC_MODEM 4 VCC_MODEM
5 VCC_MODEM 6 VCC_MODEM
7 VCC_MODEM 8 VCC_MODEM
9 VCC_MODEM 10 VCC_MODEM
11 VCC_MODEM 12 GSM_STS
13 GSM_FFTXD 14 GSM_FFRXD
15 GSM_FFDTR# 16 GSM_FFDSR#
17 GSM_FFRTS# 18 GSM_FFRI#
19 GSM_ON 20 GSM_FFDCD#
21 PTT 22 GSM_FFCTS#
23 GPS_PSUON 24 GPS_BOOT
25 +3V3 26 +3V3
27 GPS_ON 28 GPS_PPS
29 GPS_STDTXD 30 GPS_STDRXD
31 GND 32 GND
33 GND 34 GND
35 GND 36 GND
37 GND 38 GND
39 GND 40 GND
If you require a custom wireless modem adapter, please contact the Eurotech
Sales team (see page 97).
39 1
40 2