User's Guide

ME910C1 HW User Guide
1VV0301351 Rev.8 Page 39 of 100 2018-09-28
A flow chart showing the AT commands managing procedure is displayed below:
NOTE:
In order to avoid a back powering effect it is recommended to avoid
having any HIGH logic level signal applied to the digital pins of the
ME910C1 when the module is powered off or during an ON-OFF
transition.
“Start AT CMD”
START
Delay = 300 msec
Enter AT <CR>
GO TO
“HW Shutdown
Unconditional”
AT answer in
1 sec ?
GO TO
“Modem ON Proc.”
“Start AT CMD”
END
Y
N