{ "$schema": "https://json-schema.org/draft/2019-09/schema", "description": "Parameters to instantiate coupler", "type": "object", "configuration": { "coupler_block_device": { "description": "The Linux block device using I2C protocol,", "type": "string", "default": "/dev/i2c-1" }, "coupler_i2c_slave_list": { "description": "The list of comma separated addresses of I2C enabled devices on the I2C bus.", "type": "string", "default": "0x58" }, "opc_ua_port": { "description": "The OPC UA server bind to bind to.", "type": "integer", "default": 4840 }, "mode": { "description": "The operation mode of the coupler. By default 0 - i.e. control for real I2C devices attached. If 1 selected emulate them (useful for testing). ", "type": "integer", "default": 0 }, "id": { "description": "The numeric ID of the coupler", "type": "integer", "default": 0 }, "username": { "description": "The username for OPC UA server.", "type": "string", "default": "" }, "password": { "description": "The password for OPC UA server.", "type": "string", "default": "" }, "heart_beat": { "description": "Indication if coupler should send heart beats over a keep-alive network.", "type": "boolean", "default": 0 }, "heart_beat_interval": { "description": "The heart beat interval (in ms)", "type": "integer", "default": 500 }, "heart_beat_id_list": { "description": "A comma separated list of couplers' IDs which should send to us keep-alive messages. ", "type": "string", "default": "" }, "heart_beat_timeout_interval": { "description": "The timeout (in ms) which when expired without a keep alive message will cause the coupler to go to a safe mode. ", "type": "integer", "default": 2000 }, "network_address_url_data_type": { "description": "Network address URL type used for Pub/Sub.", "type": "string", "default": "opc.udp://224.0.0.22:4840/" }, "network_interface": { "description": "Network interface to be used for Pub/Sub.", "type": "string", "default": "" } } }