Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Processor | ESP32-S3 Dual-Core 240MHz |
| Keyboard Layout | 56-Key QWERTY with Function Layer |
| Display | 1.14 inch IPS LCD (135x240 pixels) |
| Memory | 8MB PSRAM, 4MB Flash |
| Connectivity | Wi-Fi 2.4GHz, Bluetooth 5.0 LE |
| Battery | Built-in 400mAh Li-Po Battery |
| Expansion | Grove Port, TF Card Slot, USB-C |
| Programming Support | MicroPython, Arduino, UIFlow, C++ |
| Dimensions | 78mm x 46mm x 13.5mm |
| Weight | Approx. 45g |
Anonymous
Mar 31, 2026
Rating: 5/5
Best value in its class
Compared to other programmable handhelds, this offers the best balance of price, performance, and community support. The UIFlow integration is a nice touch for visual programming.
Anonymous
Mar 23, 2026
Rating: 5/5
Excellent for IoT projects
I used this to build a portable Wi-Fi scanner and a simple chat client. The battery life is decent for intermittent use, and the Grove port makes connecting sensors effortless. Highly recommended.
Anonymous
Mar 18, 2026
Rating: 4/5
Great hardware, steep learning curve for beginners
Hardware quality is top-notch as expected from M5Stack. The screen is bright and crisp. However, if you are new to embedded development, be prepared to read the documentation thoroughly to get started with the key mappings.
Anonymous
Mar 15, 2026
Rating: 4/5
Fun learning tool
Bought this for my computer science class. It's fun to write games and utilities directly on the device. The only downside is the small screen real estate when viewing complex code.
Anonymous
Mar 14, 2026
Rating: 5/5
Solid build quality
The casing is durable and the keys have a nice tactile feel. I've dropped it once and it kept working perfectly. The USB-C charging is fast and convenient.
Anonymous
Mar 06, 2026
Rating: 5/5
Perfect pocket-sized coding companion
The M5Stack Cardputer is incredibly versatile. The keyboard feels surprisingly good for such a small device, and the ESP32-S3 handles MicroPython scripts without any lag. Great for prototyping on the go.
Q: Does it support external antennas for better Wi-Fi range?
A: The board uses an onboard ceramic antenna. While there is no u.FL connector for an external antenna on this specific model, the Wi-Fi performance is optimized for short-to-medium range applications.
Q: What operating systems are supported for flashing the device?
A: You can flash the Cardputer using Windows, macOS, or Linux. The M5Burner tool and esptool.py are cross-platform and work seamlessly on all three major operating systems.
Q: How do I expand the storage beyond the internal flash?
A: The device features a dedicated TF (MicroSD) card slot on the side. It supports FAT32 formatted cards up to 32GB reliably for storing additional scripts, assets, or logs.
Q: Can this device run standard Arduino IDE sketches?
A: Yes, the Cardputer is fully compatible with the Arduino IDE. You just need to install the ESP32 board package and select the appropriate M5Stack Cardputer board profile.
Q: Is the keyboard backlight adjustable?
A: The current hardware revision does not include individual key backlighting, but the status LED can be programmed to indicate various states. Please check the latest datasheet for any hardware updates.
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