Simoco SDB680 - S1 Facilities Connector; S2 Serial Port; Table 6: S2 Serial Port Connector Pin-Outs

3.2.7. S2 Serial Port
The connector pin-outs for the 9-way D Type S2 Serial Port are shown
below in Table 6.
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Pin Function
1 Connected to pin 4 and 6
2 Tx 1
3 Rx 1
4 Connected to pin 1 and 6
5 0 V
6 Connected to pin 1 and 4
7 Rx 2 (opt CTS 1)
8 Tx 2 (opt RTS 1)
9 NC
Table 6: S2 Serial Port Connector Pin-outs.
3.2.8. S1 Facilities Connector
The 25-way D Type facilities connector can be programmed for any combination of
digital inputs and outputs. The connector pin-outs for the Facilities Connector are
shown below in Table 7.
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Function
Pin
Tier II Tier III
1 Digital Input External Alarm Input
2 Digital Input External Alarm Input
3 Digital Input External Alarm Input
4 Digital Input External Alarm Input
5 Digital Input External Alarm Input
6 Digital Input External Alarm Input
7 Digital Input Not used
8 Digital Input Not used
9 GPS Rx + GPS Rx +
10 GPS Tx + GPS Tx +
11 1PPS Rx + 1PPS Rx +
12 Digital to Analogue Convertor (DAC) Output Not used
13 Supply Voltage Supply Voltage
14 Digital Output Not used
15 Digital Output Not used
16 Digital Output Not used
17 Digital Output Not used
18 Digital Output Not used
19 Digital Output Not used
Doc Number: TNM-I-E-0046 ISSUE 1.2 Page 32