
20210404
     Fix " X",Only send " X" in MIC-E mode
20200609
      Fix "_X",Only send "_X" in MIC-E mode
20200605
   A single data packet supports up to 512 bytes

20200205
   Fix "_X"

20191206
If  battery voltage less 3.6V or  cable connected then power on will don't transmit once

20170403
Power up Delay 5s (give chance to connect to the config program)
If TF card save ERR then  Display TF_Err change No DISPLAY 
If TF card save OK then  Display TF
20170121
fix model  ap510   
`......_X  
20160512
fix Negative temperature
20160115
If Tf can not write or full   will display "TF Err"
20160109
ADD AT COMMAND
STATUS TEXT(Max 48 char)
AT+STAT=..............
COMMENT TEXT(Max 48 char)
AT+COMM=..............
Energency TEXT(Max 31 char)
AT+ENER=..............


20151103
fix some bug.
1.  About  "Auto on/off " info.
2.  About Wrong symbol(Above high speed  and  below high speed)
3.  About angle  bug.
4.  About  second  bug.

20151025
1. fix angle of SmartBeaconing
2. fix config software some bug
20151022
1. fix SmartBeaconing
2. fix decoder
3. add   bluetooth  command
AT+RX=5
(volume 1-9)
AT+TX=6
(mod 1-6)

20150921  
fix call-10 display

20150820   
1. fix  temperature
2.  add telemetry    ch1 sata    ch2 Temperature  ch3 vol   ch4  Alt 
3.  add digipeater  delay  
