Test And Demonstration; Led Testing; Keypad Testing - Embest SBC8600B User Manual

Embest Technology Co., Ltd

3.11 Test and Demonstration

This section will carry out many test on the devices on SBC8600B and also
demonstration of Android and DVSDK systems.
Note:
The following tests are all implemented by entering instructions in a HyperTerminal window.

3.11.1 LED Testing

The D35 LED on the board is the system indicator; D36 is n user custom LED.
The following operations are accomplished in HyperTerminal:
Controlling system indicator

root@arm:~# echo none > /sys/class/leds/sys/trigger

root@arm:~# echo 1 > /sys/class/leds/sys/brightness

root@arm:~# echo 0 > /sys/class/leds/sys/brightness
Restoring to heart blink function

root@arm:~# echo heartbeat > /sys/class/leds/sys/trigger
Controlling user custom LED

root@arm:~# echo 1 > /sys/class/leds/D36/brightness

root@arm:~# echo 0 > /sys/class/leds/D36/brightness
The LED will respond accordingly to the instructions.

3.11.2 KEYPAD Testing

The board has two user custom keys, BACK and MENU. You can test them by
executing the following instructions.
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