• Warren Gay


One of the peripherals missing in the Raspberry Pi is an analog-to-digital converter (ADC). One low-cost solution is an 8-bit ADC peripheral based upon the PCF8591 chip. You can purchase the bare chip on eBay for about $1.50, but for about 10 cents more, you can get the assembled YL-40 PCB.


Versus Supply Soldering Iron Desk Lamp Yellow Lead Bare Chip 
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© Warren Gay 2017

Authors and Affiliations

  • Warren Gay
    • 1
  1. 1.St CatharinesCanada

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