Ai-Thinker GPRS AT module change history

A : Alpha B : Beta RC: Release Candidate R : Release

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V1.6RC:

Add feature:

None

Remove feature:

None

Update feature:

For product line: Update for calibration tool, now calibration is more faster

Bug fix:

• Fix UDP transparent transmission error

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V1.5_1014RC:

Add feature:

None

Remove feature:

None

Update feature:

None

Bug fix:

Power Off key optimize for no dev board module

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V1.5RC:

Add feature:

None

Remove feature:

None

Update feature:

None

Bug fix:

• fix bug no voice and can not speak at all when use call!

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V1.4:

Add feature:

• AT+CCLK: command AT+CCLK="AUTO" can enable auto adjust rtc time on gprs attached, and it will be remembered, cacel auto update time by commandAT+CCLK="YY/MM/DD,hh:mm:ss+zz".

• AT+LOCATION=1 get location(latitude and longitude) through gprs(LBS)

* AT+SPEEDTEST just for test!!!

Remove feature:

None

Update feature:

• AT+CCLK: fixed ack length as as 20. now: “YY/MM/DD,hh:mm:ss+zz”

• Power on info optimize remove SIM card info on start up, if find no sim card, print NO Simcard

Bug fix:

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v1.0:

Add feature:

• AT+AGPS command AT+AGP=1 to enable agps

• AT+GIZ** AT+GIZSTART to connect gizwits AT+GIZSEND to send data to gizwits AT+GIZSTOP to disconnect from gizwits AT+GIZTRACKER to upload location info to gizwits app AT+GIZQRCODE save gizwits device QR code string

• AT+GPAUPGRADE step into upgrade gps firmware mode