RS232 to CCtalk converter device. The device is based on MAX232 IC and one wire circuit. In my case used for communication between embedded PC and Coin Hopper.
Detail view with schematic and all layouts are prestened in CCtalk_converter/CCtalk_converter.PDF
This project is under CERN Open Hardware Licence v1.2.
If you recognized improvements feel free to write comments, create issues and make a pull request.