[RIIM] How many GPIOs does the Border Router have? 9 GPIOs. Last Update: September 29, 2021 September 29, 2021 1134 RIIM Q&A Related Knowledge Base Posts -[RIIM] What does Radiocrafts recommend when implementing a big network at customer side?[RIIM] How many nodes can be connected directly to the Border Router as its child nodes/slave nodes?[RIIM] How many nodes can a RIIM network have?