M5Stack Cardputer with M5StampS3 v1.1

48.12 $ ex-VAT

Cardputer v1.1 is a high-performance card computer featuring a StampS3A controller, 56-key keyboard, 1.14-inch TFT screen, and dual battery system. Designed for engineers, it supports rapid prototyping, industrial control, and IoT applications with comprehensive expansion capabilities.

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Description

Cardputer v1.1 is a high-performance card computer designed for engineers, offering significant upgrades over the original version. It features the new StampS3A main controller with optimized antenna and button design, enhancing system stability and user experience.

The device includes a 56-key keyboard and 1.14-inch TFT screen for efficient operation, along with an onboard SPM1423 digital MEMS microphone supporting recording and wake-up functions. Audio output is handled by a cavity speaker, and an infrared emitter provides external control capabilities. For expansion, it offers a Grove interface and Micro SD card slot.

The power system combines an internal 120mAh battery with a base 1400mAh lithium battery, integrating charging and boost-buck circuits for extended battery life. The base includes magnets for metal attachment and LEGO-compatible expansion holes.

Features:

  • StampS3A Microcontroller
  • 56-key keyboard
  • 1.14-inch TFT screen
  • Cavity speaker and SPM1423 digital MEMS microphone
  • Infrared emitter for infrared control interaction
  • HY2.0-4P interface
  • Micro SD card slot
  • Built-in 120mAh and 1400mAh lithium battery in the base
  • Base with magnets
  • Compatible with LEGO hole expansion

Development Platform:

  • UiFlow2
  • Arduino IDE
  • ESP-IDF
  • PlatformIO

Includes:

  • 1 x Cardputer V1.1
  • 1 x L-shaped hex wrench 1.5mm (for M2 screws)

Specifications

Specification Parameter
StampS3A ESP32-S3 (Xtensa LX7), 8MB Flash, Wi-Fi, OTG, CDC
Flash 8MB
Storage SD Card
Keyboard 56 keys (4 x 14)
Buttons 1 x Reset button + 1 x User button
Grove 1 x HY2.0-4P
Battery Capacity 120mAh + 1400mAh (in base)
Screen [email protected] Inch, 240 x 135px
Cavity Speaker 8Ω@1W
I2S@NS4168
Microphone MEMS Microphone@SPM1423
Infrared Distance ∠0° Infrared emission distance (straight line): 410cm
∠90° Infrared emission distance: 66cm
∠45° Infrared emission distance: 170cm
Sleep Current DC [email protected]
Working Current IR emission mode: DC 4.2V/148.07mA
Keyboard mode: DC 4.2V/138.93mA
Operating Temperature 0 ~ 40°C
Product Dimensions 84.0 x 54.0 x 19.7mm
Product Weight 90.0g
Package Dimensions 145.7 x 95.0 x 20.7mm
Gross Weight 106.8g