Mtx-Gtw-3G-Gps - MTX -GTW Hardware User's Manual

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6.2 MTX-GTW-3G-GPS

The MTX-GTW-3G includes the Cinterion PHS8 3G modem which integrates a GPS receiver. It also
includes some features which are not available on the MTX-GTW version.
6.2.1 1-Wire
A 1-Wire interface is available on the MTX-GTW-3G via the Maxim DS2482-100 I2C chip.
Transfer rate:
Interface on module:
Signal characteristic:
The following table shows the configuration of the DB15 of the 1-Wire interface:
Pin
Signal
5
1-WIRE
6.2.2 Relay Output
The MTX-GTW-3G also includes a Relay Output available on the DB15 female connector.
The following table shows the configuration of the DB15 of the Relay:
Pin
Signal
11
RL_COM
15
RL_NA
www.mtxm2m.com
Up to 400KHz
I2C1
Standard and Overdrive 1-Wire communication
Type
I/O
Type
I/O
I/O
www.matrix.es
MTX Terminals® by MATRIX ELECTRONICA S.L.U
MTX-GTW
Remark
1-WIRE
Remark
Relay common pin
Relay normally open pin
2015/08 v1.6
/
Page 22
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