NE866B1_Hardware_Design_Guide
1VV0301354 Rev. 6
Page
33
of
70
2018-02-28
A flow chart showing the AT commands managing procedure is displayed below:
“Start AT CMD”
START
Delay = 300 msec
Enter AT <CR>
Disconnect PWR Supply
AT answer in
1 sec ?
GO TO
“Modem ON Proc.”
“Start AT CMD”
END
Y
N