В Hardware modules configuration у обоих портов одинаковые настройки:
Module type - RS485 interface
Failsafe bias mode - enabled
#cat /etc/wb-hardware.conf
{
"slots": [
{
"id": "wb6-mod1",
"compatible": [
"wbe2",
"wbe3-reduced"
],
"name": "Internal slot 1",
"module": "",
"options": {}
},
{
"id": "wb6-mod2",
"compatible": [
"wbe2",
"wbe3-reduced"
],
"name": "Internal slot 2",
"module": "",
"options": {}
},
{
"id": "wb6-mod3",
"compatible": [
"wbe3",
"wbe3-reduced"
],
"name": "Internal slot 3",
"module": "",
"options": {}
},
{
"id": "wb6-extio1",
"compatible": [
"wb5-extio"
],
"name": "External I/O module 1",
"module": "",
"options": {}
},
{
"id": "wb6-extio2",
"compatible": [
"wb5-extio"
],
"name": "External I/O module 2",
"module": "",
"options": {}
},
{
"id": "wb6-extio3",
"compatible": [
"wb5-extio"
],
"name": "External I/O module 3",
"module": "",
"options": {}
},
{
"id": "wb6-extio4",
"compatible": [
"wb5-extio"
],
"name": "External I/O module 4",
"module": "",
"options": {}
},
{
"id": "wb6-extio5",
"compatible": [
"wb5-extio"
],
"name": "External I/O module 5",
"module": "",
"options": {}
},
{
"id": "wb6-extio6",
"compatible": [
"wb5-extio"
],
"name": "External I/O module 6",
"module": "",
"options": {}
},
{
"id": "wb6-extio7",
"compatible": [
"wb5-extio"
],
"name": "External I/O module 7",
"module": "",
"options": {}
},
{
"id": "wb6-extio8",
"compatible": [
"wb5-extio"
],
"name": "External I/O module 8",
"module": "",
"options": {}
},
{
"id": "wb6-rs485-1",
"compatible": [
"wb6-rs485"
],
"name": "RS485-1 interface config",
"module": "wb6-can-rs485",
"options": {
"mode": "enabled"
}
},
{
"id": "wb6-rs485-2",
"compatible": [
"wb6-rs485",
"wb6-can"
],
"name": "RS485-2/CAN interface config",
"module": "wb6-can-rs485",
"options": {
"mode": "enabled"
}
},
{
"id": "wb6-w1",
"compatible": [
"wb6-wx"
],
"name": "W1 terminal mode",
"module": "wb6-wx-1wire",
"options": {}
},
{
"id": "wb6-w2",
"compatible": [
"wb6-wx"
],
"name": "W2 terminal mode",
"module": "wb6-wx-1wire",
"options": {}
}
]
}