[RIIM] How many GPIOs does the Border Router have? 9 GPIOs. Last Update: September 29, 2021 September 29, 2021 801 RIIM Q&A Related Knowledge Base Posts -[RIIM] Can I buy a component of RIIM development kit individually?[RIIM] Why can’t I mix HP (high-power) and normal modules in the same network?[RIIM] Can a child node send a broadcast message?