Chengdu Ebyte Electronic Technology Co., Ltd
Copyright ©2012-2023, Chengdu Ebyte Electronic Technology
Co., Ltd
9
11
External Battery Connector
SH1.25mm, 2pin battery connector
12
RGB LED
Addressable RGB LED, driven by GPIO8.
13
Dual Color LED
Charging indicator, red for charging status, green for full
status
14
OLED screen
0.96-inch OLED screen
15
Boot Key
Download button. Press the Reset key while holding down the
Boot key to enter Firmware Download mode and download the
firmware through the serial port.
16
USB Type-C connector
USB interface. It can be used as a power supply for the
development board or as a communication interface between the
PC and the ESP32-S3 chip.
17
TF Card Slot
Short body TF card slot
18
a row of needles
All available GPIO pins (except the SPI bus for flash) are
pinned out to the development board's pinout. See Pinout for
more information.
3.2 GPIO Pin Definition and Size Introduction
Pin
Number
Pin Name
Pin orientation
Pin Usage