Android modem debugging a little bit of experience

1. mv/system/lib/libserria_gps.so/system/

This is the GPS switch off.

2. mv/system/lib/libnm-ril.so/system/

This is to turn off Ril.

3. NMEA is GPS standard format GPS data

4. Find out which TTYUSBX is the AT/PPP method

Write "ati\r\n" to each/DEV/TTYUSBX node and read the node

For example:

Enter ADB

1 : Stopril-daemon

2 : CAT/DEV/TTYUSB2

3 : In addition Shell Open.

4 : Perform echo-e "ati\r\n" >/dev/ttyusb2

The command can also see the version of the module.

5.Bridge driver is directly to the modem interface into analog serial output to the PC.

The analog serial port may require a PC-mounted driver

Two methods of Bridge drive configuration

A.+config_usb_g_serial=y

-config_usb_android=y

-config_usb_android_adb=y

-config_usb_android_diag=y

-config_usb_android_mass_storage=y

-config_usb_android_rndis=y

-config_usb_an1droid_rndis_wceis=y

-config_usb_android_rmnet=y

That's how it's used in webOS.

B. Configure the driver for the appropriate f_serial of Android

6.