Telit Wireless Solutions GM862-GPS - Manual (Page 9)

GM862-GPS Hardware User Guide
1vv0300728 Rev. 0 - 27/04/06
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Right reserved page 9 of 55
For example:
1- Let's assume you need to drive the RESET# pin with a totem pole output of a +3/5 V microcontroller
(uP_OUT2):
The hardware unconditional reboot must not be used during normal operation of the device since it
does not detach the device from the network. It shall be kept as an emergency exit procedure to be
done in the rare case that the device gets stacked waiting for some network or SIM responses.
If device does not respond to a command in the timeout window, retry issuing the command and if still
no response is received a hardware unconditional reboot shall be issued.
Unconditional Reboot
impulse