Audio Testing - Embest SBC8600B User Manual

Embest Technology Co., Ltd
The information in HyperTerminal window is shown below;
MLO u-boot.img zImage
2） Execute the following instruction to unmount flash drive manually;

root@arm:~# umount /media/usbhd-sda1/
3） Execute the following instructions to mount the flash drive manually and check
the device name;

root@arm:~# mount -t vfat /dev/sda1 /mnt/

root@arm:~# df -h
Filesystem
......
/dev/sda1
The characters in bold in the above information is device name of the flash drive
assigned manually;
Note:
By manually unmounting flash drive and mounting it again, SBC8600B can write flash drive
faster.

3.11.10 AUDIO Testing

SBC8600B has input/output interfaces which support audio recording and playback.
The filesystem is integrated with alsa-utils audio recording and playback tool. You can test
it by following the steps below;
1） Insert a microphone into the 3.5mm audio input interface on SBC8600B, and
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Contents of Flash Drive
Flash Drive Device Name
Size Used Available Use% Mounted on
3.7G 74M 3.6G 2% /mnt
SBC8600B-UM-V2.0
72