REL 1.0
Page 55 of 69
iWave Systems Technologies Pvt. Ltd.
iW-RainboW-G15D Linux User Manual
5.3.3
LVDS-1 Test
To change the directory to “iwtest” folder, execute the below command.
root@iWave-G15~/$cd /iwtest/
Dump the image on LVDS-1 frame buffer.
root@iWave-G15/iwtest~$cat <image name>.bin > /dev/fb0
Example
root@iWave-G15/iwtest~$cat wvga.bin > /dev/fb0
Image will be displayed on the LCD as shown in figure below.
Figure 5: LCD Image Dump
To change the directory to “root” folder, execute the below command.
root@iWave-G15~/$cd /home/root/
5.3.4
LVDS-2 Test
LVDS-2 is the will not be enabled by default.
Note: LVDS-2 is an optional.
To change the directory to “iwtest” folder, execute the below command and enable the LVDS-2 frame
buffer.
root@iWave-G15~/$cd /iwtest/
root@iWave-G15/iwtest~$echo 0 > /sys/class/graphics/fb3/blank
Dump the image on LVDS-1 frame buffer.
root@iWave-G15/iwtest~$cat <image name>.bin > /dev/fb3
Example
root@iWave-G15/iwtest ~$cat svga.bin > /dev/fb3
To change the directory to “root” folder, execute the below command.
root@iWave-G15~/$cd /home/root/
