Michael,
That was what I did on both of my PiHAT U and V.
COS LED lit up when I keyed up the node.
[events]
;;;;; Events Management ;;;;;
;status,2 = c|f|RPT_NUMLINKS ? ? ? ? ? ? ? ; Say time of day when all links disconnect.
cop,62,GPIO4:1 = c|t|RPT_RXKEYED
cop,62,GPIO4:0 = c|f|RPT_RXKEYED
?