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In the touch design, the recommend Cmod is 2.2 nf. What will happen, if I use 1.1 nf capacitance as the modulation capacitance?
How to choose a suitable value capacitor? After all, different product have different Cp.
I choose 1K resistor between the MCU touch IO and touch sensor. What is the effect of the size of this resistor?
Solved! Go to Solution.
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Please refer following document.
https://www.cypress.com/AN85951
AN85951 - PSoC® 4 and PSoC® 6 MCU CapSense® Design Guide
These are described in the section 3.1 "CapSense CSD Sensing Method"
Regards,
Noriaki
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Please refer following document.
https://www.cypress.com/AN85951
AN85951 - PSoC® 4 and PSoC® 6 MCU CapSense® Design Guide
These are described in the section 3.1 "CapSense CSD Sensing Method"
Regards,
Noriaki