P1 DSMR5 Reader
Opensource p1 wifi gateway designed as a shield for the Wemos D1 mini, contact me if you want to order a kit, I sell them for €20,- a piece. There are many shields designs, whether they are made with experimental or factory made PCB’s, I couldn’t find an fully documented version of one, including Gerber files, part lists, CAD files, firmwares, guides and the list goes on. ...