Hello may i know how to resolve this error



  • Arduino: 1.8.16 (Mac OS X), Board: "ESP32 Pico Kit, Default, 921600, None"

    Sketch uses 273310 bytes (20%) of program storage space. Maximum is 1310720 bytes.
    Global variables use 15384 bytes (4%) of dynamic memory, leaving 312296 bytes for local variables. Maximum is 327680 bytes.
    esptool.py v3.0-dev
    Serial port /dev/cu.usbserial-2552473181
    Connecting.....
    Chip is ESP32-PICO-D4 (revision 1)
    Features: WiFi, BT, Dual Core, 240MHz, Embedded Flash, VRef calibration in efuse, Coding Scheme None
    Crystal is 40MHz
    MAC: 94:b9:7e:ad:24:10
    Uploading stub...
    Running stub...
    Stub running...
    Changing baud rate to 921600
    Changed.
    Configuring flash size...

    A fatal error occurred: Timed out waiting for packet header
    A fatal error occurred: Timed out waiting for packet header

    This report would have more information with
    "Show verbose output during compilation"
    option enabled in File -> Preferences.



  • cu.usbserial is not the correct device. have you installed the cp2102 vcp driver?


  • M5Stack

    try to use 115200 baud rate?