beep sound.
AT+GTUPD=cv200,0,0,10,0,,,http://192.168.90.21:8080/CV200/deltabin/
CV200_MCU_R00A01V15.enc,,1,,,,0001$
AT+GTUPD=cv200,0,0,10,0,,,http://192.168.90.21:8080/CV200/deltabin/
CV200_R00A02V07.apk,,0,,,,0001$
Symbol #1 (red color): it indicates the transmission protocol.
Value “0” means HTTP
Symbol #2 (yellow color): it indicates the application type.
Value “0” means .apk file.
Value “1” means .enc file