xN930 M.2 Hardware User Guide
Enable, ON (3.3V): The radio transmitter is to be made capable of transmitting. Disable,
OFF (low): The radio transmitter(s) is to be made incapable of transmitting.
Standard TTL signaling levels shall be used making it compatible with 1.8 V and 3.3 V
signaling.
W_DISABLE# pin has a pull-up resistor on the M.2 module.
Table 10 Radio Disable Signal
Signal Name
Detailed Description
Pin
Direction
(WWAN)
Voltage
Level
W_DISABLE#
Disable Radio.
This active low signal
allows the host to disable the M.2 radio
operation in order to meet public safety
regulations or when otherwise desired.
•
Logic Low: M.2 Off
•
Logic High: function is
determined by Software (AT
Command).
If this pin is left un-connected,
functionality is controlled by software.
Care should be taken not to activate this
pin unless there is a critical failure and
all other methods of regaining control
and/or communication with the M.2
module have failed.
8
I
Compatible
with
1.8 V/3.3
V
Standard TTL signaling levels shall be used.
Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights Reserved.
Page 32 of 77