Waveshare ESP32-S3-Zero Pinout & Specifications
The Waveshare ESP32-S3-Zero packs a dual-core Xtensa 32-bit LX7 microprocessor running at up to 240 MHz. It is excellent for IoT, TinyML projects, and any build requiring high performance in a super compact footprint.
Key Specifications
- Processor: ESP32-S3 dual-core XTensa LX7 @ 240MHz
- Operating Voltage: 3.3V
- Input Voltage: 5V via USB-C
- Wireless: 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE)
- Ports: USB-C with native USB OTG support
Important Wiring Notes
- Logic Level: 3.3V ONLY. Do not connect 5V logic directly to the GPIO pins without a logic level shifter.
- Native USB: The ESP32-S3 features built-in USB, allowing it to act as a USB mouse, keyboard, or mass storage device out-of-the-box.
- Strapping Pins: Pins like GPIO 0, 3, 45, and 46 dictate the boot mode and should be used with caution during startup.
Related Guides
Need to learn how to wire sensors to this board? Check out our Academy for step-by-step tutorials!