M5Stack K132 Cardputer

M5Stack K132 Cardputer is a card-sized portable computer with the M5StampS3 mini development board, which is based on the ESP32-S3 chip. This computer consists of an onboard SPM1423 digital MEMS microphone and a built-in speaker that enables voice operations including audio playback, wake-up, and recording. The K132 cardputer includes a micro SD slot for expanding storage space and voltage regulation circuits to adjust current and voltage automatically to protect the device.

The K132 cardputer supports WiFi^® functionality and integrates various sensors and peripherals. This computer features a dual-core processor, 56-key keyboard, and 1.14″ screen. The K132 cardputer is used in fast functional verification and prototyping, home control systems, sensor monitoring, data acquisition, embedded system development, and wireless communication applications.

Features

Includes M5StampS3 mini development board
56-key keyboard
Internal 120mAh+1400mAh lithium battery solution
Incorporates magnet at the base
8Ω @1W speaker
Compatible with Lego hole expansion
Supports WiFi^® functionality

Onboard SPM1423 digital MEMS microphone
Infrared emission tube allows infrared control interaction
Offers HY2.0-4P port for connecting and expanding I²C sensors
Includes micro SD card slot for expanding storage space

Specifications

Operating current:
- IR emission mode:
  - DC 4.2V/255.6mA
- Key mode:
  - DC 4.2V/165.7mA
StampS3:
- ESP32-S3@Xtensa LX7, 8M-FLASHWIFI, and OTG/CDC function

DC 4.2V/0.26μA standby current
ST7789V2@1.14″, 240px x 135px screen
149mm x 94mm x 18mm package size

Applications

Home control systems
Industrial control and automation
Data acquisition and sensor monitoring

Fast functional verification and prototyping
Embedded system development and learning
Wireless communication and Internet of Things (IoT) projects

M5Stack K132 Cardputer

Features

Specifications

Applications

Overview

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