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SimCom SIM900 Series Command Manual
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SimCom SIM900 Series Command Manual

Ntp at command
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SIM900 NTP AT Command Manual_V1.00

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Summary of Contents for SimCom SIM900 Series

  • Page 1 SIM900 NTP AT Command Manual_V1.00...
  • Page 2 Furthermore, system validation of this product designed by SIMCom within a larger electronic system remains the responsibility of the customer or the customer’s system integrator. All specifications supplied herein are subject to change.

  • Page 3: Version History

    SIM900 NTP AT Command Manual Version History Version Chapter What is new V1.00 Origin SIM900_NTP AT Command Manual_V1.00 9/22/2013...
  • Page 4 SIM900 NTP AT Command Manual 1 Introduction This document presents the AT command of NTP operation for SIM900. This document can apply to the same series of the modules which contain NTP function, like SIM900, SIM900D, SIM900B and SIM900A. 1.1 Features 1.2 Reference [1] SIM900 AT Commands Set SIM900_NTP AT Command Manual_V1.00...
  • Page 5 SIM900 NTP AT Command Manual 2 AT commands 2.1 AT+CNTP AT+CNTP Set NTP Parameters and Get Network Time Test Command Response AT+CNTP=? Read Command Response AT+CNTP? +CNTP: “<URL>”,<time zone>,<cid>,<mode> Parameter See Write Command Write Command Response AT+CNTP=<UR L>[,<time If error is related to ME functionality: zone>][,<cid>][,<...
  • Page 6 SIM900 NTP AT Command Manual Timeout Server error Operation not allow <time> String type(string should be included in quotation marks) value; format is "yy/MM/dd,hh:mm:ss", where characters indicate year (two last digits),month, day, hour, minutes, seconds .E.g. 6th of May 2010, 00:01:52 equals to "10/05/06,00:01:52"...
  • Page 7 SIM900 NTP AT Command Manual 3 Examples SIM900 NTP module provides Network Time solution. The following is the examples for application. Activate bearer profile AT+SAPBR=3,1,"Contype","GPRS" //Set bearer parameter AT+SAPBR=3,1,"APN","CMNET" Activate AT+SAPBR =1,1 bearer context AT+SAPBR=2,1 +SAPBR: 1,1,"10.89.193.1" 3.2 Set NTP parameters and Get the network time AT+CNTP="pool.ntp.org ",8,1,2 AT+CNTP +CNTP: 1,"13/04/18,14:38:30"...
  • Page 8 SIM900 NTP AT Command Manual Contact us: Shanghai SIMCom wireless solutions Ltd. Address: Building A, SIM Technology Building, No. 633 Jinzhong Road, Shanghai, P. R. China 200335 Tel: +86 21 3252 3300 Fax: +86 21 3252 3020 URL: www.sim.com/wm SIM900_NTP AT Command Manual_V1.00...

This manual is also suitable for:

Sim900dSim900bSim900a