Differences between versions of the GL6 software starting from Ver. 1.00

Ver. 2.20 2022-09-15:
 - Changed GSM Module Com check to use 'AT' instead of 'ATE0'
 - Added checking and setting DIALMODE to '0'
 - Increased LE910C1 Power Up time from 20 to 30 seconds

Ver. 2.10 2022-03-29:
 - Added support for LE910C1 GSM Module FW Version 10
 - Fixed 'Reject Call' problem when using the LE910C1 GSM-Module

Ver. 2.00 2021-10-21:
 - Modified firmware for PIC18F6622 CPU
 - Added support for RS232 configuration and firmware download
 - Removed support for USB configuration and firmware download

Ver. 1.30 2019-11-18:
 - Added support for LE910C1 2G/3G/4G GSM-Interface
 - Added support for extended character set in SMS messages
 - Increased no phone number digits from 16 to 20 

Ver. 1.20 2017-03-07:
 - Added support for LE910 2G/3G/4G Interface Board

Ver. 1.10 2016-05-11:
 - Added support for Intercom relay
 - Added Emergency Light selection for relay output

Ver. 1.01 2014-06-16:
 - Added handling of SIM-cards with long unlock time
 - Fixed GSM module restart problem when using GL865 GSM Module
 - Fixed RX Audio Level 4 problem when using Telit GL865 GSM-Module
 - Fixed battery voltage offset problem

Ver. 1.00 2013-06-13:
 - First released version.
