{
    "com": {
        "baud_rate": 115200, 
        "serial_port": "COM5"
    }, 
    "gui": {
        "label_px": 2, 
        "label_py": 0, 
        "textbox_h": 2, 
        "textbox_w": 100, 
        "widget_h": 2, 
        "widget_px": 10, 
        "widget_py": 10, 
        "widget_w": 15
    }
}