CM4Stack

SKU:K127/K127-US/K127-EU

When connecting the CM4Stack, you must use a high-quality USB cable, otherwise an exception will occur.

Description

CM4STACK is an integrated microcontroller built around the Raspberry Pi Compute Module 4. It harnesses the capabilities of the CM4104032 module, boasting impressive features such as built-in WiFi, 4GB of memory, and a spacious 32GB eMMC storage. This compact and efficient controller is designed to streamline projects and deliver exceptional performance.

CM4STACK features a vivid 2.0-inch IPS-LCD screen with capacitive touch, offering a crisp resolution of 320x240. It also provides convenient connectivity options, including two USB3.2-A ports (pcie+ASM3042) and a versatile USB-C (2.0) interface that supports OTG and power delivery. HDMI, Gigabit Ethernet RJ45, and DC-JACK 12V @ 3A are also provided for seamless integration.

CM4STACK goes beyond the basics with its expandability and security features. It offers two HY2.0-4P expansion ports, providing I2C and UART interfaces respectively for easy integration of additional modules. It comes equipped with a built-in 2W speaker and AW88298 16-Bits I2S amplifier, ensuring high-quality audio output. It also includes a dedicated ATECC608B security encryption chip and RTC chip BM8563, bolstering data protection and real-time clock functionalities. To guarantee optimal cooling, CM4STACK features an active cooling fan and an aluminum alloy heat sink frame.

Designed with versatility in mind, CM4STACK supports various mounting options, including DIN rail, wall hanging, and screw fixing methods. This makes it an ideal choice for industrial automation, smart homes, and IoT applications. Experience the power and flexibility of CM4STACK and unlock new possibilities for projects.

To learn more about the CM4Stack boot configuration, visit CM4Stack Quick Guide (by Adam), or /en/guide/linux/cm4stack/raspberrypi_os

SKU	Difference
K127	Paired with Japanese power adapter
K127-US	Paired with American version power adapter
K127-EU	Paired with European version power adapter

Features

High-performance embedded system: built-in multiple powerful chips and interfaces, equipped with a 2.0-inch LCD screen and touch function, capable of displaying high-quality videos and images.
Multiple interfaces and functions: including antenna interface, 2W speaker, HDMI interface, USB-C (2.0) interface, USB3.2 interface, Gigabit Ethernet interface (RJ45), I2C interface, serial port, and DC power input port, supporting various peripheral devices and data transmission methods.
Security performance: equipped with a security authentication chip AW32901ID-KEY (ATECC608B), capable of secure data transmission and storage.
Clock function: equipped with RTC chip BM8563, capable of clock function.
Heat dissipation design: equipped with a heat dissipation base and heat dissipation fan to ensure stable system operation for a long time.

Includes

1 x CM4Stack
1 x CM4Stack Power Adapter (input:100-240VAC,output:DC_12V 3A)
1 x Hex key 2mm
1 x CM4Stack instruction manual
1 x CM4Stack base snap
1 x CM4Stack screw holder

Applications

Industrial Automation
Smart Home
Internet of Things (IoT)
Education and Development

Specification

Resources	Parameters
CM4 Mainboard	CM4104032, processor: Broadcom BCM2711, quad-core Cortex-A72 64-bit SoC, clock speed 1.5 GHz, running memory (RAM): 4G, storage (eMMC): 32G
2.0 inch LCD	screen with touch function and ST7789V2 controller
Touch chip solution	GT911
Antenna Interface	connector for an external antenna
Speaker	2W audio output with AW88298 driver
USB-C Port	USB 2.0 port with OTG function, powered by MP8759 and AW32901 controllers
I2C Interface	inter-integrated circuit interface for communication with other devices
Serial Port	communication interface for transmitting and receiving serial data
AC Power Input	100-240VAC ower input connector
DC Power Input	12V/3A DC power input connector
Gigabit Ethernet Port	RJ45 port for connecting to a gigabit Ethernet network
USB 3.2 Ports	Two USB 3.2 ports with ASM3042 controllers
Aluminum Heat Sink	DIN-rail mounted heat sink with a built-in cooling fan (ME1502)
Download Button	button for entering download mode
HDMI Port	connector for transmitting high-definition video and audio
RTC	real-time clock module with BM8563
SY8003 and ME1502	Power management and control ICs
AW88298	Audio amplifier IC
MP8759 and AW32901	USB power delivery and type-C port control ICs
ID-KEY (ATECC608B)	cryptographic authentication IC for secure communication
ASM3042	USB 3.2 host controller
BM8563	Real-time clock IC
WIFI	2.4 GHz, 5.0 GHz IEEE 802.11 b/g/n/ac
Product Size	594644mm
Package Size	160mm107mm47mm
Product Weight	118.8g
Package Weight	353.4g