GM862-GPS Software User Guide - SemiconductorStore.com

GM862-GPS Software User Guide1vv0300729 Rev. 4 - 24/01/07For example:1- Let's assume you want to send a SMS that was written to the storage index position number 3. Wesuppose you already have set up the device for text SMS mode as described on the previousparagraphs:command:AT+CMSS=3response:+CMSS: 1OKIn this case, the SMS was successfully sent to the destination and its network message referencenumber is 1.3.5.5 Sending a new SMS without storing itA new SMS can be sent directly to the network without storing it.• send command AT+CMGS=""where:: destination address• wait for prompt ">"• send SMS text (MAX 160 characters)• end command with CTRL-Z character (0x1A hexadecimal) or abort command with ESC character(0x1B hexadecimal)• wait for response:Response Reason Action+CMGS: Message has been successfully proceed aheadsent. represents theOKmessage reference number.ERROR some error occurred Enable the extended errorcodes report (see par.2.5.2.1)and retry.+CMS ERROR: 330 SMSC address unknown Insert SMSC address (see par.3.5.1.3)+CMS ERROR: 41"Temporary Failure", may bethat the device is not registeredCheck for signal strength andnetwork registrationon any network+CMS ERROR: 331 No network service Check for signal strength andnetwork registration+CMS ERROR: 1 Unassigned number The destination addressnumber does not exist. Check itand repeat command.Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 71 of 111