M5Stack ATOM Lite ESP32 Development Kit

The ATOM Lite from M5Stack is a development board with ESP32-PICO-D4 in a housing of only 24 × 24 mm. It has an SK6812 RGB LED, an infrared transmitter and a programmable button. The ATOM Lite has no motion sensor; the ATOM Matrix offers one. It is programmed via USB-C with the Arduino IDE, UiFlow, MicroPython or ESP-IDF.

Recommended alternative with ESP32-S3: M5Stack AtomS3 Lite

Recommended Accessories:

• 0.5m USB 2.0 Type-C Cable black 66W
• 10cm M5Stack Grove Cables 5 Pieces
• M5Stack 1 to 3 HUB Unit

Features:

• ESP32-PICO-D4, dual core up to 240 MHz, 2.4 GHz Wi-Fi and Bluetooth
• SK6812 RGB LED
• Programmable button
• Infrared transmitter, reset button
• Grove connector HY2.0-4P with G26 and G32
• 6 GPIOs on the 2.54 mm female header: G19, G21, G22, G23, G25, G33
• M2 threaded hole on the back for mounting

Application Examples:

• IoT nodes and sensors on Wi-Fi
• Status indication via the RGB LED
• Controlling units via the Grove connector
• Infrared remote control for devices

Documentation:

• Atom-Lite: description, pinout and examples (M5Stack)
• M5Atom library with examples (M5Stack, GitHub)

Technical Data:

• Manufacturer: M5Stack
• SoC: ESP32-PICO-D4, Xtensa LX6 dual core up to 240 MHz
• Flash: 4 MB
• SRAM: 520 kB
• Wireless: Wi-Fi 802.11 b/g/n 2.4 GHz, Bluetooth (BLE and Classic)
• Supply: USB-C, 5 V, 500 mA
• Logic level: 3.3 V
• GPIO: G19, G21, G22, G23, G25, G33, Grove G26 and G32
• LED: 1× SK6812 3535, on G27
• Button: G39
• Infrared transmitter: G12
• Operating temperature: 0 to 40 °C
• Dimensions: 24 × 24 × 9.5 mm
• Weight: 5.5 g

Scope of Delivery:

• 1× M5Stack ATOM Lite ESP32 Development Kit