CODESYS - Raspberry - Arduino – RS232 (USB) Arduino Program CODESYS Program This example demonstrates how serial communication can be implemented, how ports are opened, closed on Raspberry Pi to ...

Based off of Mitutoyo SPC Data Reader for Arduino by Roger-random. Use an Arduino Nano to translate Mitutoyo Digitmatic SPC data to USB serial for easy consumption by Node-RED or any other software ...

The RS232 standard specifies a logic “1” by a negative voltage, traditionally -13V DC in a desktop/notebook computer or PLC. A logic “0” in the RS232 standard uses a +13V DC value. The Arduino ...