[RIIM] How many channels are available for HP RIIM under EU regulations? One channel. Last Update: September 29, 2021 September 29, 2021 568 RIIM Q&A Related Knowledge Base Posts -[RIIM] Do you need a programmer to program the devices? I suppose the development boards can be programmed with the USB?[RIIM] What is the maximum length of an event handler timer I can implement?[RIIM] Is it possible to have a RIIM network running only on Mesh Routers, without a Border Router?