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Stopwatch Dev Kit - ESP32-S3 - development kit - 1,75'' AMOLED display - M5Stack C152
The M5Stack StopWatch Dev Kit is a compact development board based on the ESP32-S3R8 microcontroller, equipped with a 1.75" round AMOLED touchscreen display with a resolution of 466 x 466 px . The module offers 2.4 GHz WiFi communication, a built-in microphone, speaker, vibration motor, BMI270 IMU sensor, and real-time clock (RTC) . Thanks to a 450 mAh battery, extensive expansion interfaces, and support for Arduino, ESP-IDF, and UiFlow2, it is ideal for IoT projects and intelligent user interfaces.
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Product description: Stopwatch Dev Kit - ESP32-S3 - development kit - 1.75'' AMOLED display - M5Stack C152
The M5Stack StopWatch Dev Kit was designed for the development of modern mobile electronic devices requiring an attractive user interface and a rich set of peripheral features. At the heart of the device is a powerful ESP32 -S3R8 chip equipped with 16MB of Flash memory and 8MB of PSRAM , enabling the implementation of advanced applications with support for graphics, audio, and wireless communication. The module integrates a high-quality circular AMOLED screen with a touchpad, an audio system with a MEMS microphone and speaker, a six-axis BMI270 motion sensor, and an RX8130CE real-time clock . Additionally, programmable buttons, a vibration motor, and numerous expansion interfaces are available for connecting additional modules and sensors . The built-in M5PM1 power management system and a 450mAh battery ensure convenient mobile operation while maintaining low power consumption.
Stopwatch Dev Kit - ESP32-S3 - development kit - 1.75'' AMOLED display - M5Stack C152.
Botland is an official distributor of the M5Stack module family in Poland. We have extended this system of stackable functional devices with accessories from our range and numerous blog guides. All M5Stack products presented here are original.
The M5Stack StopWatch Dev Kit offers extensive expandability thanks to the Grove connector.
Main Features of the Stopwatch Dev Kit
- ESP32-S3R8 : Xtensa LX7 dual-core processor clocked at up to 240 MHz
- Large memory : 16 MB Flash and 8 MB PSRAM enable the implementation of extensive applications
- AMOLED touchscreen : 1.75'' round display with a resolution of 466 x 466 px
- Wireless connectivity : 2.4 GHz WiFi communication
- Audio system : MEMS microphone, ES8311 codec and AW8737A amplifier with 1W speaker
- IMU BMI270 : six-axis accelerometer and gyroscope for motion and orientation detection
- RTC RX8130CE : precise real-time timing
- User interaction : two programmable buttons, a power button and a vibration motor
- Project expansion : HY2.0-4P connector and rear expansion buses
- Mobile power supply : 450 mAh Li-Po battery and M5PM1 power management system
Expansion Interfaces and Compatibility with M5Stack Modules
The M5Stack StopWatch Dev Kit offers extensive expansion options thanks to the HY2.0-4P (Grove) connector and 2.54mm rear expansion buses. This allows for the connection of environmental sensors, communication modules, displays, servos, and other accessories available in the M5Stack ecosystem . GPIO lines leading to the expansion bus are available onboard, as well as I2C, UART , and power interfaces. The design is compatible with many Grove modules and M5Stack accessories. This allows you to quickly build complex IoT systems, measurement devices, or HMIs without having to design your own electronics. An additional advantage is the magnetic mounting system on the rear of the housing and a lanyard attachment hole , which facilitates integration with portable projects and wearable devices.
Development board based on the ESP32-S3R8 microcontroller.
The module has a round, 1.75'' AMOLED touch display with a resolution of 466 x 466 px.
Programming and operating the ESP32-S3
The manufacturer provides extensive programming support for various user groups. Beginners can use the UiFlow2 platform, which allows for graphical application development without the need to write code. Advanced users can program the device in the Arduino IDE , PlatformIO , and ESP-IDF environments, gaining full access to the ESP32-S3's capabilities. The manufacturer provides the M5Unified, M5GFX, M5PM1, and M5IOE1 libraries , which significantly simplify the operation of the display, power supply, audio, and other components. The device can also function as an intelligent voice assistant thanks to the pre-installed Xiaozhi Voice Assistant software. Programming and firmware updates are performed via the USB Type-C port .
Stopwatch Dev Kit Technical Specifications
- Microcontroller: ESP32-S3R8 Dual-Core Xtensa LX7
- Processor clock speed: up to 240 MHz
- Memory: Flash 16 MB, PSRAM 8 MB
- Wireless connectivity: WiFi 2.4 GHz
- Display: AMOLED 1.75'', 466 x 466 px
- Display driver: CO5300
- Display interface: QSPI
- Touch panel: CST820B
- Buttons: 2 programmable + 1 power button
- Vibration motor: yes
- Audio codec: ES8311
- Microphone: MEMS MIC
- Speaker: 8Ω / 1W
- Audio amplifier: AW8737A
- IMU sensor: BMI270
- RTC: RX8130CE
- Expansion connector: HY2.0-4P
- Rear Expansion Bus: 2.54-7P and 2.54-6P
- Power management system: M5PM1
- Battery capacity: 450 mAh
- Power supply voltage: 5V DC via USB Type-C
- Lanyard hole: yes
- Magnetic mounting system: yes
- Dimensions: 52 x 52 x 15.5 mm
- Weight: 39 g
Contents of the set
- 1x M5Stack StopWatch Dev Kit
The M5Stack StopWatch Dev Kit is equipped with programmable buttons.
Useful links
| Name | Value |
|---|---|
| UC - Microcontroller |
|
| UC - Core | Tensilica Xtensa LX7 |
| UC - Flash | 16 MB |
| UC - RAM | 8 MB |
| UC - core | 2. Dual Core |
| UC - freq | 240 MHz |
| UC - WiFi | yes |
| UC - USB | USB C |
| UC - Bluetooth | yes |
| UC - Connector | USB typ C |
| Width | 7 cm |
| Height | 7 cm |
| Depth | 2.5 cm |
| Weight | 0.049 kg |
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30 days to return, without giving a reason
If the product does not meet your expectations, you have 30 days from receiving the parcel to withdraw from the contract. The product only has to be complete. The right of return belongs to consumers (a purchase unrelated to business activity).
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If the product turns out to be faulty, you can make a claim under the guarantee or the statutory warranty. We handle claims without delay, at the latest within 14 working days of receiving the report together with the goods.
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Product information
This product is a component intended for further assembly or prototyping. It is not a finished product within the meaning of the product safety regulations.
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