Tested on PIC mcu's
MCP3421 AD Converter
Small Signal ADC with PGA, gain settings of x1,x2,x4 and x8 .User programable 12,14,16 and 18-bit Resolution. Adjustble Sampling rate 240,60,15 or 3.75 SPS.Example Code and Source Code Included.
See our Blog for more information, Tested on PIC and Arduino UNO