Atom Lite is a very compact development board in the M5Stack development kit series with a size of only 24 * 24mm. It provides more GPIO for user customization which is very suitable for embedded smart home devices and in making smart toys. The main control adopts the ESP32-PICO chip which comes integrated with Wi-Fi and Bluetooth technologies and has a 4MB of integrated SPI flash memory. Atom Lite board provides an Infra-Red LED, a RGB LED, buttons, and a PH2.0 interface. In addition, it can connect to external sensors and actuators through 6 GPIOs. The on-board Type-C USB interface enables rapid program upload and execution.
|ESP32||240MHz dual core, 600 DMIPS, 520KB SRAM, Wi-Fi, dual mode Bluetooth|
|Power Input||5V @ 500mA|
|Port||TypeC x 1, GROVE(I2C+I/0+UART) x 1|
|PIN Port||G19, G21，G22，G23，G25, G33|
|RGB LED||WS2812B x 1|
|Button||Custom button x 1|
|2.4G Antenna||Proant 440|
|Operating Temperature||32°F to 104°F ( 0°C to 40°C )|
|Size||24 x 24 x 10 mm|
|Case Material||Plastic ( PC )|
I purchased a M5 ATOM LITE. I payed by paypal, ask if everything was fine (via email), received a link to track the order, product hasn't arrived. I don't know if it takes that long (+30 days) to arrive. The "big virus" might be the issue. Hopefully it will arrive soon.
ATOM Lite ESP32 Development Kit
The Corona pandemic has delayed deliverance but the communication from the seller was transparent and very good.
I bought the M5Atom and the Relay to easily enhance a battery driven fairy light. The Atom is realy cool. ESP32 Microcontroller inclusive case and the easy plugable enhancements for a very quick and realy cool devolpment.