SparkFun will be closing early at 3:30 Friday 5/27 and remain closed Monday for Memorial Day (5/30). Orders placed after 2pm MT on Friday (5/27) will process and ship out on Tuesday (5/31).


Member Since: August 1, 2010

Country: United States

  • I have no problem sending the initial sms at start-up, but having problem with the next sms, where I capture the phone number of a received SMS and sent a reply It always return an error : +CMS ERROR 313 - SIM failed.??
    Could anybody out there suggest what when wrong?

No public wish lists :(