Pmod CDC1

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Pmod CDC1
Capacitive Input Buttons
Features
  • Two capacitive input channels
  • Fixed or adaptive threshold capability
  • High sensitivity up to 3 fF
  • 2×4-pin connector with I2C interface
Electrical
Bus
Specification Version
1.0
Logic Level
3.3V
Physical
Width
2.3 in (5.84 cm)
Length
0.80 in (2.03 cm)
Design Resources
Fritzing Part
Documentation
Primary IC
Reference Manual
Schematic
J1 Pinout
Pin 1 & 5
SCL
Pin 2 & 6
SDA
Pin 3 & 7
GND
Pin 4 & 8
VCC
J2 Pinout
Pin 1
O1
Pin 2
O2

The Digilent Pmod CDC1 (Revision B) demonstrates capacitive-to-digital conversion through the use of Analog Devices AD7156. With its high input sensitivity and adaptive threshold capability, this Pmod is able to easily handle variance in environmental changes while still reporting accurate information.



Example Projects

Microprocessor
Programmable Logic
  • No programmable logic example projects are available for the Pmod CDC1

Additional Resources