---
id: 421a4a02-025a-4ab5-8ae3-fd52e2c738f0
---
flowchart LR
    subgraph Vehicle["Автомобиль"]
        OBD["OBD-II"]
        CANBUS["HS-CAN\n500 kbps"]
        OBD --> CANBUS
    end

    subgraph CANBoard["CAN-плата"]
        PHY0["CAN PHY"]
        PHY1["CAN PHY"]
        MCP0["MCP2515\ncan0"]
        MCP1["MCP2515\ncan1"]
        ISO["Isolation"]

        CANBUS --> PHY0
        CANBUS --> PHY1
        PHY0 --> MCP0
        PHY1 --> MCP1
        MCP0 --> ISO
        MCP1 --> ISO
    end

    subgraph Edge["Raspberry Pi 5 (Edge)"]
        SPI["SPI"]
        SocketCAN["SocketCAN\nlisten-only"]
        EdgeApp["Edge CAN Logger"]
        LocalStore["SQLite WAL\nOffline Buffer"]
        Forwarder["Store-and-Forward"]

        ISO --> SPI
        SPI --> SocketCAN
        SocketCAN --> EdgeApp
        EdgeApp --> LocalStore
        LocalStore --> Forwarder
    end

    subgraph BackendHost["Backend Host"]
        Influx["InfluxDB"]
        Flask["Flask Backend"]
        WS["WebSocket Server"]
    end

    subgraph UI["Web UI"]
        Browser["Browser"]
        Charts["Real-time Charts"]
    end

    Forwarder --> Influx
    Influx --> Flask
    Flask --> WS
    WS --> Browser
    Browser --> Charts