Be civil: do not insult no all-caps, no excessive '!' and '?', please.Job announcements (oustide the monthly job thread).Single Board computers: r/Raspberry_pi, r/Arduino, r/linux_devices, r/linuxboards.Hardware design that does not include a PLC for electronic circuits: /r/AskElectronics.PLC internship, employment and education questions.Homework help but make it clear it's homework.This sub is dedicated to discussion and questions about Programmable Logic Controllers (PLCs): 'an industrial digital computer that has been ruggedized and adapted for the control of manufacturing processes, such as assembly lines, robotic devices, or any activity that requires high reliability, ease of programming, and process fault diagnosis.' On topic subjects