How often have you pulled out old MCU-based project that still works fine, but you have no idea where the original source ...
The MAX471 is an older current sensor which can handle up to 50 Watt, with a maximum of 25 Volts or a current of 3 Amperes. It is officially not supported any more however there are still many for ...
This library reads the channels of the MCP3302 and MCP3304 ADC convertors. The devices have 4 or 8 channels, 13 bit and communicates with SPI. The library supports both hardware SPI and software SPI.