Eurotech ReliaGATE 10-14 Series, User Manual

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12 How to use the interfaces in Linux ReliaGATE 10-14 User manual Rev. 0-10
12.7.2.1 How to select the AT&T firmware
To select the AT&T firmware, use the following command:
telit-he910 chat ‘AT#FWSWITCH=0,1’
12.7.2.2 How to select the Verizon firmware
To select the Verizon firmware, use the following command:
telit-he910 chat ‘AT#FWSWITCH=1,1’
12.7.3 How to disable/enable the diversity (CELL DIV) function
To disable the diversity function, use the following command:
AT#RXDIV=0
The value set by the command is directly stored in the modem NVM; it will be available at next power ON.
To enable the diversity function, use the following command:
AT#RXDIV=1
The value set by the command is directly stored in the modem NVM; it will be available at next power ON.
12.8 Wi-Fi regulatory domain
By default the ReliaGATE 10-14 is ship with the global regulatory domain set, this will allow it to function in
most countries. However in order to optimize it for the Wi-Fi domain if and when the final deployment
location is known the domain should be modified to match the deployment location.
To modify the domain, set the regdom argument in the environment.
Example: to set the regulatory domain to US, issue the following command:
fw_setenv regdom 'cfg80211.ieee80211_regdom=US
12.9 How to read the programmable pushbutton status
The ReliaGATE 10-14 includes a push button which is available for use in application programs. The Push
Button is provided by a GPIO line which is available through the
sysfs interface.
The Push Button is connected to GPIO 80.
To read the programmable pushbutton status, enter the following command:
cat /sys/class/gpio/gpio80/value
The output is as follows:
l
If the button is pushed, then
value
= 1
l
If the button is not pushed, then
value
= 0.
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