MTX -3G-JAVA series User Manual page 53

Rest of models
Pin Signal
1 I2CCLK
2 RD 0
3 TD 0
4 IO 1 (GPIO 9)
5 OUT 2
6 I2CDAT
7 RTS 0
8 CTS 0
9 ADC 2
10 VEXT
11 IN 2
12 OUT 3
13 IN 3
14 GND
15 ADC 1
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Direction Description
Output I2C clock signal
Output Main RS232 ASC0 UART signal: Received data
Input Main RS232 ASC0 UART signal: Transmitted data
I/O CMOS General Purpose Digital Input/Output 1
Output Opto‐isolated output GPIO8 (open collector)
I/O I2C data line
Input Main RS232 ASC0 UART signal: Request to send
Output Main RS232 ASC0 UART signal: Clear to send
Input Analog to Digital converter input 2
Output Output voltage reference (3.86V)
Input Opto‐isolated input 2 GPIO7
Output Opto‐isolated output GPIO4 (open collector)
Input Opto‐isolated input 3 GPIO10
Ground connection
Input Analog to Digital converter input 1
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MTX M2M® by MATRIX ELECTRONICA S.L.U
MTX‐3G‐JAVA Family
2015/10 v1.6
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