Confidential, the whole present document is the sole property of Fargo Telecom (Asia) Ltd.
GSM GPRS Modem
900 / 1800
Value Added Feature
USER MANUAL
Page 1: ...Confidential the whole present document is the sole property of Fargo Telecom Asia Ltd GSM GPRS Modem 900 1800 Value Added Feature USER MANUAL...
Page 2: ...tro is a registered trademark of Fargo Telecom AsiaLtd This manual is written without any warranty Fargo Telecom AsiaLtd reserves the right to modify or improve the product and its accessories which c...
Page 3: ...2 1 AT AUTOTCP 6 3 2 2 AT IPTCP 7 3 2 3 AT AUTOTCP 8 3 2 4 AT IPUDP 9 3 2 5 AT IPGPRS 11 3 2 6 AT IPBUFF 12 4 REMOTE AT COMMAND BY SMS 14 4 1 DESCRIPTION OF THE OPERATION 14 4 2 AT COMMAND FOR CONFIGU...
Page 4: ...his feature installed Please refer to Chapter 2 Note 2 For Fargo Maestro 100 with TCP IP only 2 INSTALLATION 2 1 Identifying your Fargo Maestro Not all Fargo Maestro can have the Value added feature i...
Page 5: ...ommand Expected response AT WOPEN 0 modem will reset AT WOPEN 3 OK AT WOPEN 4 modem will reset 2 2 2 Downloading the file a Check the HyperTerminal is configured with setting 8 data bits no parity 1 s...
Page 6: ...ading process will start g After finishing downloading enter command AT CFUN 1 to restart modem h After restarting enter command AT WOPEN 1 to start the VAF program i Enter one VAF AT command to verif...
Page 7: ...on request and back to waiting stage This make remote peer can access serial device connected to Fargo Maestro 3 1 Flow diagram of Auto TCP UDP function Modem Power on restart Wait for 20 secs GPRS at...
Page 8: ...Note disable AutoTCP AT AUTOTCP 1 OK Enable AutoTCP AT AUTOTCP AUTOTCP 1 OK Note display current status AT AUTOTCP AUTOTCP 0 1 Note possible argument Defined Values mode 1 enable auto TCP 0 disable a...
Page 9: ...the TCP socket parameters and mode that to be used by AT AUTOTCP command Syntax Command Syntax AT IPTCP port mode server TCPTxDelay Response syntax IPTCP port mode server TCPTxDelay Command Possible r...
Page 10: ...only accept TCP connection request for the caller with address specified in the address field Yet if the address is set to 255 255 255 255 the modem will accept request from ANY address TCPTxDelay Th...
Page 11: ...l port will go to data mode all data entered to the serial port will be sent to remote TCP peer No more AT commands will be accepted then In UDP connected data mode the DSR and DCD signals of the seri...
Page 12: ...connection will be active upon getting socket connection request from the allowed remote UDP peer see address C Client caller mode This configures Fargo Maestro to request opening a UDP to the server...
Page 13: ...PRS IPGPRS 1 INTERNET OK Note show current settings AT IPGPRS 1 OK Note set Cid value to 1 AT IPGPRS 1 INTERNET OK Note set the PDP value to 1 and APN to INTERNET AT IPGPRS IPGPRS 1 4 100 50 50 OK Not...
Page 14: ...only multiple of this value data will be sent out to the serial port remainder will be kept inside buffer Example AT IPBUFF 5 Syntax Command Syntax AT IPBUFF buff Response syntax IPBUFF buff Command...
Page 15: ...e sole property of Fargo Telecom Asia Ltd 13 Defined Values buff The number of bytes of data to be buffered Default value is 0 i e no buffering Valid range is 0 to 50 Notes If the TCP or UDP socket co...
Page 16: ...xecuted even it is an invalid AT command 3 When using SMSAT feature only CNMI x 1 x x x setting could be used i e incoming message will be stored in SIM card If the incoming SMS is treated as with AT...
Page 17: ...SMS 1 enable remote AT command by SMS key A 6 digit numeric character key from 000000 to 999999 Only incoming SMS with the first 6 characters matching with this key will be treated as a valid source...
Page 18: ...g network failure the modem cannot return response SMS The modem will try sending response SMS for three times max If still not successful it will abort 5 Always think twice before you send AT comman...
Page 19: ...ption of the operation Wiring Diagram 1 When the I O port is connected to high 3V signal Switch closed logic level high Switch opened logic level low 2 The switch can be placed as a triggering device...
Page 20: ...nd execution AT IOAT IOAT 1 1 10 AT CMSS 5 OK Note display current status AT IOAT 2 1 10 AT IPR 115200 OK Note set the parameters dir Threshold cmd low to high triggering Threshold 1000 ms command is...
Page 21: ...sing incompatible connector will damage the modem Contact your dealer or FargoTelecom if you need wire for the I O port connection 3 The modem will NOT check the command you entered to the cmd field I...
Page 22: ...ation Please note 6 1 AT WIND command 1 AT WIND command will be disabled Fargo Maestro 100 only 6 2 Saving of parameters to non volatile memory 1 You cannot save the settings of the following AT comma...
Page 23: ...irst Q Can I stop the VAF A Yes you can enter AT WOPEN 0 to stop Q I get message Invalid modem message after downloading and issuing AT WOPEN 1 why A Maybe you have downloaded file into incorrect or d...