[RIIM] Does RIIM firmware support frame fragmentation? Yes. Last Update: September 29, 2021 September 29, 2021 1566 RIIM Q&A Related Knowledge Base Posts -[RIIM] Why is there no Sleepy node example in TSCH?[RIIM] Is there an acknowledgement (ACK) from the sensor in order to know if the data has been transmitted correctly?[RIIM] What is the latency from sending a message until it is received? Uplink? Downlink?