M5Stack ATOMS3 Dev Kit w/ 0.85-inch Screen


Introduction

AtomS3 is a highly integrated programmable controller that harnesses the power of the ESP32-S3 chip. This compact controller boasts a range of features, including integrated WiFi functionality and 8MB of on-chip FLASH memory. With the ESP32-S3 chip, AtomS3 delivers exceptional performance and versatility for a variety of applications. AtomS3 features a sleek 0.85-inch IPS screen, providing clear visual feedback and user interaction. The bottom of the screen is equipped with programmable buttons, allowing for customizable functions and enhanced user control. It comes with a built-in 5V to 3.3V circuit, ensuring stable power supply for reliable operation. The controller incorporates a 6-axis gyro sensor MPU6886, enabling precise motion detection and orientation tracking. On-board Type-C interface facilitates both power supply and firmware download processes. Additionally, AtomS3 offers one HY2.0-4P expansion port, six GPIOs, and power pins reserved at the bottom for seamless integration and expansion of various applications.

AtomS3 is designed with compactness in mind, measuring at only 24*24*13 mm in size. Its small form factor makes it suitable for a wide range of embedded smart device applications. Whether it's robotics, IoT devices, or other embedded systems, AtomS3 provides a powerful and flexible solution to meet the project requirements.

Features

  • Developed based on ESP32-S3FN8

  • Comes with USB download function

  • Built-in 3-axis gyroscope and 3-axis accelerometer (MPU6886)

  • Programmable keys

  • 0.85 inch LCD screen

  • Infrared emission function

  • Expandable pins and interfaces

  • Development platform: Arduino, UIFlow

Specification

ResourcesParameters

MCU

ESP32-S3FN8

DCDC

SY8089

IMU

MPU6886

LCD

N085-1212TBWIG06-C08

Operating temperature

0°C ~ 40°C

Resolution

128(H)RGB x 128(V)

support voltage

5V

Power supply mode

TYPE C

output voltage

3.3V

IO interface × 6

G5/G6/G7/G8/G38G39

Screen communication protocol

SPI

Product Size

24mm × 24mm × 13mm

Package Size

65mm × 44.5mm × 14mm

Product Weight

6.8g

Package Weight

10.9g

Pinout

Dimensions

How to Use

1. Preparations

2. Download Mode

  • Press and hold the reset button (about 2 seconds) until the internal green LED lights up, then release it. The device is now in download mode, ready for burning.

M5AtomS3 / M5AtomS3 Lite

3. Download Control Board

Refer to the Basic Environment Setup Guide to complete the IDE, M5Stack Board Manager installation, and select the development board M5AtomS3.

4. Install Library Files

Dependency Library Installation: Refer to the Library Management Installation Guide to complete the installation of the M5AtomS3 driver library.

5. Port Selection

Connect the device to the computer via USB cable. After completing the driver installation, you can select the corresponding device port in the Arduino IDE.

6. Program Compilation & Burning

Open the example program “LEDDisplay” in the driver library. Click the upload button to automatically compile and burn the program.

The effect is as shown below:

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