I have a bunch of Nodes the Base (00) sends to and it all works fine. But, if A Node goes offline for some reason (flat battery) I'd like to know we have lost contact with it. Is there a simple method to pre-check a node is still available? e.g. if (nodeActive(node021) { sendMsg(node021); …

RF24network Validate Node before Write?

Robin2 August 21, 2016, 6:05pm 2

Would it be a solution to send a message to a node and see whether it is acknowledged?

...R