ADC


Analog-to-digital converters allow your Stamp to sample analog signals, typically in the 0-5V range using an external ADC chip.

Intefacing to an inexpensive 8-bit ADC is covered in Note #2 in the BASIC Stamp 1 Application Notes (If the web link is not active, go to the Downloads > Documentation section of www.parallax.com)

Intefacing to a 12-bit ADC is covered in Note #22 in the BASIC Stamp 1 Application Notes

ADC chips can be purchased from www.digikey.com or www.jameco.com or from other electronics sources.