so i updated the hat and tried this flow. when connecting opto1 to gnd i get a response sometimes but other times not. here is my nodered flow
[
{
"id": "4b34ee84d0c70aa3",
"type": "IOPLUS OPT in",
"z": "5030df393faa6a5a",
"name": "",
"stack": "1"...