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→Using Telit Modem
/etc/init.d/xserver-nodm start
= Using Telit Modem = The IGEP0022 expansion board provides a Telit [http://telit.com/en/products/gsm-gprs.php?p_ac=show&p=47 GE865]<span style="text-decoration: underline;" /> GSM/GPRS modem which is connected to the OMAP via some GPIO pins and UART 2.<br> Here you have the official manuals from the manufacturer's webpage:<br> *[http://telit.com/module/infopool/download.php?id=1666 Telit GE865-QUAD Hardware User Guide]<br>*[http://telit.com/module/infopool/download.php?id=522 Telit Modules Software User Guide] <br> Here there are a few instructions in order to introduce the Telit modem: === Enable Telit Modem support<br> === If this is your first time accessing Telit Modem, you must add the following line at the kernel file (igep.ini) in order to enable GE865 support : <pre>buddy.modem=yes</pre>=== Power Up<br> === The manufacturer [http://telit.com/module/infopool/download.php?id=1666 hardware user guide] explains the complete sequence to power up the modem.<br> The modem is connected to 3 GPIO pins from the OMAP, which are: <pin_name (modem_function)> *GPIO_140 (Reset)*GPIO_141 (On_Off)*GPIO_157 (PWRMON)<br> You can power up your modem using the following sequence:<pre>echo 0 > /sys/class/gpio/gpio140/value % Sets to '1' the modem Reset pin (instruction are correctly 'toggled' do to pull-up resistors) echo 1 > /sys/class/gpio/gpio141/value % Sets to '0' the modem On_Off pin echo 0 > /sys/class/gpio/gpio141/value % Sets to '1' the modem On_Off pin</pre>
= Using TVP5151 Video Decoder =