Habey EMB-4500 - Manual (Page 27)

3.1.7 SD Card
Unsupported
3.1.8 TF Card
TF Card auto mount directory:/dev/extsd/
3.1.9 SATA HDD
Mount directory is customized as per customers’ demands
3.1.10 WIFI
Support, how to operate, please refer to android interface
3.1.11 3G
3G Driver is customized as per customers’3G module
3.1.12 Ethernet
Support, how to operate, please refer to android interface
3.1.13 Audio Card
Support, Android OS realizes switch to local audio card output.
3.2Linux OS
3.2.1 VGA
Unsupported
3.2.2 HDMI
2x HDMI output by changing u-boot environment variables
Setting instructions:
1. Input following command when system is entering the u-boot command line interface:
setenv bootargs_mmc 'setenv bootargs ${bootargs} root=/dev/mmcblk0p1 rootwait rw
video=mxcfb0:dev=sii902x_hdmi,1920x1080M@60
video=mxcfb1:hdmi,1920x1080M@60
video=mxcfb2:off fbmem=28M';saveenv;
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