graph TD;
    subgraph ADXL355BEZ_Accelerometer["ADXL355BEZ AccelerometerAnalog Devices Inc."]
        V1P8DIG[V1P8DIG: Digital Power Supply $1.8$V]
        V1P8ANA[V1P8ANA: Analog Power Supply $1.8$V]
        VSUPPLY[VSUPPLY: Power Supply $2.5$V-$3.3$V]
        VSS[VSS: Ground]
        VSSIO[VSSIO: I/O Ground]
        VDDIO[VDDIO: I/O Power Supply $1.8$V]
        RANGE[RANGE: Range Selection Input]
        ST1[ST1: Self-Test 1 Input]
        ST2[ST2: Self-Test 2 Input]
        ~STBY[~STBY: Stand-By Mode Control]
        XOUT[XOUT: X-Axis Output]
        YOUT[YOUT: Y-Axis Output]
        ZOUT[ZOUT: Z-Axis Output]
        TEMP[TEMP: Temperature Output]
    end

    PowerSupply[Power Supply] -->|2.5V-3.3V| VSUPPLY
    PowerSupply -.->|1.8V Digital| V1P8DIG
    PowerSupply -.->|1.8V Analog| V1P8ANA
    Ground[Ground] -->|GND| VSS
    Ground -->|I/O GND| VSSIO
    PowerSupply -->|I/O 1.8V| VDDIO

    ControlUnit[Control Unit] -->|Set Range| RANGE
    ControlUnit -->|Self Test 1| ST1
    ControlUnit -->|Self Test 2| ST2
    ControlUnit -->|Stand-By Control| ~STBY

    ADXL355BEZ_Accelerometer -->|X-Axis Data| XOUT -.-> DataProcessingUnit[Data Processing Unit]
    ADXL355BEZ_Accelerometer -->|Y-Axis Data| YOUT -.-> DataProcessingUnit
    ADXL355BEZ_Accelerometer -->|Z-Axis Data| ZOUT -.-> DataProcessingUnit
    ADXL355BEZ_Accelerometer -->|Temperature Data| TEMP -.-> DataProcessingUnit

    classDef power fill:#f9f,stroke:#333,stroke-width:2px;
    classDef data fill:#bbf,stroke:#333,stroke-width:2px;
    classDef control fill:#fbf,stroke:#333,stroke-width:2px;
    classDef ground fill:#ccc,stroke:#333,stroke-width:2px;
    class PowerSupply,Ground power;
    class XOUT,YOUT,ZOUT,TEMP data;
    class RANGE,ST1,ST2,~STBY control;