At Command Tester Software

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Sample Connection diagram Support the following AT commands. • AT AT command test • AT+CSQ GSM Signal strength • AT+CREG? Network Info • ATI Modem/Module informations • AT+GMR Hardware version • AT+GSV Firmware version • AT&F Modem reset • AT&W Configuration Save • AT+CPOWD=1 Power Off • ATD Voice Call • ATH HangUp Call • AT+CMGS SMS Sending • Also sending custom AT commands • receiving respond string from Modem and display in Hex format How to run, • Connect PC and modules • Run ATester, choose COM port and speed, presses connect button. • Power up module. Will see “yyyyyyyyyy” like message when module is power up. • Press “AT” button, will see “OK” message in receive terminal is module is working. • Press “Signal” and “Network” buttons to check whether modem is associated with GSM network.

Will show “+CSQ:22,0” for signal where 22 is signal quality (something liked bars in your handset). Higher number is indicated that strong in signal. For network, will show “+CREG: 1,1” “OK”. This means modem is associated with GSM network. Tips: Message reply with “OK” means command is corrected executed (not means it is worked). Message responds with “Error” indicates that there is error in command. Check details in AT command manual like this.

• If these steps are fine, modem and software are working well. If something is wrong, consult with these, • – • – To be add SMS Receiving Manny commands neet to add such as AT+CREG, AT+CGMI, AT+CGMM, AT+CGSN, AT+CGMR, AT+CIMI, AT+CPBR Decoding respond from modem (Some feedback string need to phrase for more understandable) GPS?

Command

AT command tester is a free online software tool that is used to test AT commands and other functionalities of GSM modems. The friendly user interface allows developers to Configure and connect to modem ports Send single or batch of AT commands Perform.

Only for SIMXX8 modules GPRS support? Custom AT commands set editing and saving in config files for different modules. Iceworld map download. I will add more commands and functions soon. Download: oakkar7 okelectronic.wordpress.com.