ATQT4-XPRO

ATMEL  ATQT4-XPRO  扩展电路板, 2x 触摸按钮/接近传感器, Atmel Studio/Qtouch编译器支持

The is a QT4 Xplained Pro Kit an extension board for evaluation of self-capacitance touch and proximity sensors using the peripheral touch controller PTC. The kit shows how easy it is to design a capacitive touch board solution using the PTC without the need for any external components.

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QTouch® - two buttons

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Two proximity sensors - unshielded, driven shield with external op amp driver

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One LED indicator for each self-capacitive button

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One LED indicator for each proximity sensor

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Op amp supply jumper

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Supply current monitoring of the driven shield op amp

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Xplained Pro hardware identification system