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wizard

FX3U - GSM modem communication

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I am using the following components: FX3U PLC, FX3U-232-BD board, 2 x Wavecom M1306B GSM modems. What I'm trying to do is a communication between PC and PLC via GSM modems. I've succeed to read the data registers in a direct PC to PLC link, but I have some problems with the GSM modems. I set the modems, the PC and the FX3U to communicate on 9600 8n1. The modems connects to each other, but when I transmit the string to interogate the PLC the connection hangs-up. If anyone suceeded with this please advise. I'll need the settings for the modems (PLC side and PC side). Now I'm using Q:0 V:1 S0:001 S2:043 S3:013 S4:010 S5:008 +CR:0 +CRC:0 +CMEE:0 +CBST:7,0,1 +SPEAKER:1 +ECHO:0,1 &C:1 &D:2 %C:0 +IPR:9600 +ICF:3,4 +IFC:0,0 on both modems.

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For the Modem from the PLC side I use: Q:0 V:1 S0:001 S2:043 S3:013 S4:010 S5:008 +CR:0 +CRC:0 +CMEE:0 +CBST:71,0,1 +SPEAKER:0 +ECHO:0,1 &C:0 &D:0 %C:0 +IPR:9600 +ICF:3,4 +IFC:0,0 For the modem from the PC I don't remember exactly but I think the only diference is S0:000.

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Thank you WKla. It would be really helpful if you could give the settings from the PC side GSM modem.

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