1. Einleitung
This manual provides essential information for the M5Stack Official Cardputer with M5stampS3 v1.1 Development Kit. It covers product features, setup instructions, operational guidelines, maintenance tips, and technical specifications to ensure proper use and functionality.

Image 1.1: The M5Stack Cardputer v1.1 Development Kit, a compact, card-sized computer with a full QWERTY keyboard and integrated M5stampS3 microcontroller.
2. Packungsinhalt und Einrichtung
2.1. Lieferumfang
- Cardputer v1.1 x 1
- L-shaped hex wrench 1.5mm (for M2 screws) x 1

Image 2.1: The Cardputer v1.1 and the included hex wrench for potential assembly or maintenance.
2.2. Erste Inbetriebnahme und Konfiguration
- Stromanschluss: Connect the Cardputer to a power source using the USB-C port. The device includes a 1400mAh battery.
- Einsetzen der SD-Karte: For optimal use, insert a Micro SD card (32GB or less recommended) into the designated slot.
- Firmware: The device comes with pre-installed firmware. To explore additional functionalities or custom applications, consider installing the M5 Launcher or M5Stack Burner. Refer to the official M5Stack website for detailed instructions and available firmware.
3. Hardware-Overview
The Cardputer v1.1 integrates several components into a compact form factor.

Image 3.1: Key external features of the Cardputer v1.1, including the 1.14" IPS-LCD, 56-key keyboard, microphone, speaker, and M5stampS3-Modul.
3.1. Hauptkomponenten
- Mikrocontroller: M5stampS3 (ESP32-S3)
- Anzeige: 1.14-inch IPS-LCD (ST7789V2, 240x135 pixels)
- Eingang: 56-key QWERTY keyboard, PDM-MIC@SPM1423 (microphone)
- Ausgabe: I2S-Speaker@NS4168 (1W speaker)
- Konnektivität: Wi-Fi, Bluetooth, Grove port (G5V G2 G1), Micro SD card slot, USB-C
- Leistung: Internal 120mAh battery, additional 1400mAh battery in the backpack module.
- Andere: IR G44 (infrared), Magnet, Button RST (reset), Button GO.

Abbildung 3.2: Ein interner view of the Cardputer's main board, highlighting the M5stampS3, IPS-LCD, and various connection points.
3.2. Physikalische Abmessungen
The device measures approximately 84mm (3.3in) in length, 54mm (2.1in) in width, and 19.7mm (0.77in) in thickness, with a weight of approximately 90.0 grams.

Image 3.3: Physical dimensions of the M5Stack Cardputer v1.1.
4. Operating the Cardputer
4.1. Keyboard and Screen Interaction
The Cardputer features a 56-key QWERTY keyboard for text input and command execution. The 1.14-inch IPS-LCD provides visual feedback and interface navigation.

Abbildung 4.1: Eine detaillierte view of the Cardputer's screen and keyboard, showing key layout and display clarity.
4.2. Basic Functions and Applications
The Cardputer is designed for various development and learning applications. Depending on the loaded firmware, it can perform tasks such as:
- Wi-Fi scanning and network analysis
- Zeitfunktionen
- System hardware tests (e.g., display, microphone, speaker, gyroscope)
- Infrared remote control capabilities
- Bluetooth Low Energy (BLE)-Kommunikation
- Embedded system development and learning
- Industrial control and automation
- Home control systems
- Wireless communication and IoT projects

Image 4.2: The Cardputer's screen interface, showing options for Wi-Fi scan, record, chat, and other functions.
4.3. Konnektivitätsports
The device offers multiple connectivity options for expansion and interaction:
- Hafen von Grove: For connecting M5Stack's ecosystem of modules and sensors.
- Micro-SD-Kartensteckplatz: Für externe Speicherung.
- USB-C-Anschluss: For power, data transfer, and programming.

Abbildung 4.3: Seite view showing the Grove port for external module connections.

Abbildung 4.4: Seite view showing the Micro SD card slot for expandable storage.
5. Spezifikationen
| Besonderheit | Detail |
|---|---|
| SoC | ESP32-S3@Xtensa LX7 Wi-Fi, USB-OTG function |
| Blitz | 16 MB Flash |
| PSRAM | 8 MB PSRAM |
| W-lan | 802.11 b/g/n (2.4 GHz Wi-Fi) |
| Berühren | FT6336U@capacitive touch, touch area pixels 320 x 280 (Note: Product description states 1.14" IPS-LCD 240x135, this touch spec might be for a different model or general capability) |
| LCD Bildschirm | 1.14"@240 x 135 ILI9342C, SPI communication |
| Power-Management-Chip | AXP2101 |
| Echtzeituhr | BM8563 |
| CPU-Hersteller | Espressif |
| Anzahl der Prozessoren | 2 |
| RAM | LPDDR4 |
| Betriebssystem | Linux (Note: This is a general capability, specific firmware may vary) |
| Artikelgewicht | 3.52 Unzen |
| Verpackungsabmessungen | 5.63 x 3.58 x 0.91 Zoll |
| Batterien | 1 nicht standardmäßige Batterie (im Lieferumfang enthalten) |
6. Wartung
6.1. Batteriepflege
The Cardputer contains an internal 120mAh battery and an additional 1400mAh battery in the backpack module. To prolong battery life:
- Vermeiden Sie extreme Temperaturen.
- Charge the device regularly, but avoid overcharging or completely draining the battery for extended periods.
- Verwenden Sie zum Aufladen das mitgelieferte USB-C-Kabel.

Abbildung 6.1: Eine explodierte view illustrating the internal battery component of the Cardputer.
6.2. Reinigung
Reinigen Sie das Gerät mit einem weichen, trockenen Tuch. Vermeiden Sie die Verwendung von scharfen Chemikalien oder Scheuermitteln, die den Bildschirm oder die Elektronik beschädigen könnten.asing.
7. Fehlerbehebung
If you encounter issues with your Cardputer, consider the following general troubleshooting steps:
- Probleme mit der Stromversorgung: Stellen Sie sicher, dass das Gerät vollständig aufgeladen oder an eine stabile Stromquelle angeschlossen ist.
- Gerät reagiert nicht: Try pressing the Reset button (BtnRst) or power cycling the device using the ON/OFF switch.
- Firmware Related: If a specific function is not working, it might be related to the installed firmware. Check the M5Stack official documentation for firmware updates or alternative firmware options.
- Konnektivität: Verify all physical connections (USB-C, Grove, SD card) are secure.
For more detailed troubleshooting guides and community support, visit the official M5Stack webWebsite: m5stack.com. Navigate to the 'DOCUMENT' section and search for your product model to find tutorials and resources.
8. Garantie und Support
The M5Stack Cardputer v1.1 Development Kit is covered by the manufacturer's standard warranty. For specific warranty terms, technical support, or service inquiries, please refer to the official M5Stack website or contact their customer service directly. Additional protection plans may be available from your retailer.





