DNS support, improved GPS data processing and new memory pointers restore technique. Compatible with v2.x models too.
Program this firmware in case you have problems with GPRS connection. Connect HYPERTRMINAL program to the device, set serial port to 115200bps:8N1 and log about 5 minutes. Send log file to for analysis and further recommendations.
Update for solving GSM modem "hanging" issue as described in Support Bulletin 1
Technical resources:
This document describes features implemented in UNI1 (unified 1) firmware.
This document describes solution to the GSM modem "hanging" issue.
Documents collection:
GPS tracking device