AVR341: Four and five-wire Touch Screen Controller
AVR341: Four and five-wire Touch Screen Controller
ww1.microchip.com /downloads/en/Appnotes/doc8091.pdf
I noticed a few $20 screen+resistive touch screen (4-wire) being sold on Digikey, so I started looking into the 4-wire Resistive touchscreen info.
This app-note from Atmel (now Microchip) is a good introduction to this resistive screen style.
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