| To make accurate voltages measurements you need an A/D converter (ADC) chip which has good resolution. The folks at Elektor Labs have develo...
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![PLµX: Programmable Logic Microcontroller on Linux [130494-I]](https://cdn.xingosoftware.com/elektor/images/fetch/dpr_1,w_800,h_340,c_fit/https%3A%2F%2Fwww.elektormagazine.com%2Fassets%2Fupload%2Fimg%2Fpublic%2Foriginal%2Fplccompleetschuinview.png)
| The PLµX Project is an effort to produce a Embedded Linux-based Programmable Logic Controller (PLC). PLCs were developed in the 1960s to rep...