Advantech EPC-R3720IQ-ALA200 User Manual page 28

3.1 Display
3.1.1 HDMI
When the HDMI Cable is connected, the default Weston UI(1920x1080) will be dis-
played on the screen.
3.1.1.1 Test Different Resolutions:
Step 1: Disable Weston UI
# killall -9 weston UI
Step 2: Get "connect ID" and "support resolutions
# modetest -c
id encoder status
46 45 connected
modes:
name refresh (Hz) hdisp hss hse htot vdisp vss vse vtot)
1920x1080 60 1920 2008 2052 2200 1080 1084 1089 1125 148500 flags: phsync, pvsync; type: pre-
ferred, driver
1920x1080 50 1920 2448 2492 2640 1080 1084 1089 1125 148500 flags: phsync, pvsync; type: driver
1280x720 60 1280 1390 1430 1650 720 725 730 750 74250 flags: phsync, pvsync; type: driver
1280x720 50 1280 1720 1760 1980 720 725 730 750 74250 flags: phsync, pvsync; type: driver
1440x576 50 1440 1464 1592 1728 576 581 586 625 54000 flags: nhsync, nvsync; type: driver
1440x480 60 1440 1472 1596 1716 480 489 495 525 54000 flags: nhsync, nvsync; type: driver
720x576 50 720 732 796 864 576 581 586 625 27000 flags: nhsync, nvsync; type: driver
720x480 60 720 736 798 858 480 489 495 525 27000 flags: nhsync, nvsync; type: driver
props:
Step 3: Play colorbar of the specified resolution on HDMI
# modetest -s 46:1920x1080-60
3.1.2 LVDS
3.1.2.1 Single Channel LVDS (Single LVDS0 or Single LVDS1)
LVDS0- Panel: G070VW01V0 (VDD: 3.3V, Backlight Power: 12V)
Step 1: Connect 96LEDK-A070WV40NB1 LVDS panel with LVDS cable
(1700021883-01) to LVDS and Backlight cable (1700032155-01) to BL1.
Step 2: Change VDD1 jumper to (1-2 short), BLP1 jumper to (2-3 short).
Step 3: Power on.
Step 4: Press enter after boot, system will stop at u-boot as below, issue the
commend in red and press enter.
Normal Boot
Hit any key to stop autoboot: 0
u-boot=>
u-boot=> setenv fdt_file imx8mp-rsb3720-a1-lvds0-auo.dtb; boot
EPC-R3720 User Manual
modes encoders
name size (mm)
HDMI-A-1 510x290
16
15
8 45