[RIIM] Can a child node send a broadcast message? Yes, a child node can send a “Local Broadcast” message to its immediate neighbors. Last Update: September 29, 2021 September 29, 2021 643 RIIM Q&A Related Knowledge Base Posts -[RIIM] Is there an acknowledgement (ACK) from the sensor in order to know if the data has been transmitted correctly?[RIIM] Are all the CC1312R GPIOs mapped to RC1882 pins?[RIIM] Do I need an external pull-up resistor on the SPI CS (chip Select)?