User`s manual

High Performance Low Cost Embedded Systems
Press down any buttons on the board, the corresponding button icons will change to blue, release
them, their icons will change back to grey.
3.1.24 Testing Touch Pen
To test whether or not a touch pen works accurately, you can draw a line on the LCD, check if
there is any offset or vibration. This can be done via the “penpad” utility. Click on the “penpad”
icon in the “FriendlyARM” subgroup:
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