# Introduction
CM4 Industrial is an industrial embedded computer based on Raspberry Pi Compute Module 4. The system can be configured by 1GB/2GB/4GB/8GB RAM and 8GB/16GB/32GB EMMC according to different applications, supporting SD card startup.
It provides a variety of industrial communication interfaces and functions, such as RS232, RS485, high-precision ADC, isolated IO input, relay control, real-time clock of battery backup and alarm buzzer. Besides, 1x Ethernet interface with POE function, 1x 10/100M port, 4G/LTE module, external antenna support, certified 2.4/5.8G dual-band WIFI and Bluetooth are also provided. Moreover, ED-CM4INDUSTRIAL supports official 1x 8-megapixel camera, 1x DSI display port and 1x HDMI cable port.
Other features of ED-CM4INDUSTRIAL are also worth mentioning, for example, onboard 32Mb serial Flash is used to store system data, power supply is available in a wide range of 8~36V*, and ESD protection is provided for all important interfaces.
TIP
* CM4 Industiral released V1.1, V1.2, V1.3, V1.4, V1.1~V1.3 support 8V~18V DC input, V1.4 supports 8V~36V DC input.
The users can add more functions on the board through PCI-e 1x Gen2 interface, the standard 40 pins connector, 2x 4-pin USB interface for internal expansion, 1x TTL electric level RS232 interface, etc. to fully utilize its powerful communication capability to satisfy all kinds of requirement in CM4 Industrial.
# Hardware Specification
- Broadcom BCM2711
- Quad-core, Cortex-A72, 1.5GHz ARM v8 64-bit CPU
- Support H.264, H.265 decoding, Support 4Kp60 video play
- Support H.264 encoding
- Support OpenGL EL 3.0
- DDR
- LPDDR4, up to 3200MT/s
- 1GB | 2GB | 4GB | 8GB
- Storage
- 8GB | 16GB | 32GB eMMC or micro SDCard
# Storage
- micro SDCard Slot (Only For CM4 Lite)
- On-board 32Mbits / 4MBytes SPI Flash
# Camera and Displays
- 2x CSI, Support Raspberry Pi Official 5M & 8M Cameras
- 1x standard HDMi Type-A
- 1x DSI, Support Raspberry Pi Official 7" Touch Display
- 1x HDMI FPC, Support Touch Display
# Wired Interfaces
- 1x 10/100/1000M Gigabit-Ethernet, Support PoE(with Raspberry Pi PoE HAT)
- 1x 10/100M Fast-Ethernet
- 2x USB 2.0 Host Type A
- 1x micro-B USB Slave(For eMMC Flashing)
# Wireless
- 1x 2.4G/5.8G Dual-band WiFi, Compatible with IEEE 802.11 b/g/n/ac
- 1x Bluetooth 5.0, Support BLE
- Optional Raspberry Pi Official External WiFi/BT antenna, certified with Raspberry Pi CM4
- 1x Optional 4G LTE module
# Industrial Interfaces and Fucntions
- 2x RS485
- 1x RS232
- 1x Serial(TTL)
- 3x ADC Channel(12-bits)
- 2x isolated DI
- 1x non-isolated IO
- 1x DPDT Relay
- 1x adjustable speed fan control
- 1x RTC with backup battery
- 1x LED for power indication
- 1x LED for system working status indication
- 1x system reset button
- 1x user custom button
- 1x Buzzer
# Expansion Interfaces
- 1x standard Raspberry Pi 40-PIN GPIO
- 1x Mini-PCIe
- 1-lane PCIe Gen2, up to 5Gbps
- 1x USB 2.0 Host, Support 4G LTE modules
- 2x USB Host Pin Header(1x4 2.54mm)
- 1x Serial(TTL) Pin Header(1x4 2.54mm)
# Power In
- 8 ~ 36V* DC In, Power Jack, Optional Phoenix terminal for Power In
# Operating Temperature
- -25 ~ 50°C
# Software
# Raspberry Pi Ecosystem
- Compatible with Origin Raspberry Pi OS, support 32-bit and 64-bit OS
- Support install and update BSP with apt-get
- Support Kernel and OS Upgrade
- Pre-installed Os in eMMC, ready-to-use
# Interface Diagram
# Top
# Bottom
# Ordering Code
# Specification
| Feature | Description |
|---|---|
| CPU | Broadcom BCM2711 quad core, ARM Cortex-A72(ARM v8), 1.5GHz, 64-bit CPU |
| RAM | 1GB / 2GB / 4GB / 8GB LPDDR4-3200 |
| eMMC | 0GB / 8GB / 16GB / 32GB |
| SD Card | micro SD Slot, for CM4 Lite(without eMMC) only |
| Ethernet | Dual Ethernet, 1x Gigabit-Ethernet, 1x Fast-Ethernet |
| WiFi / Bluetooth | 2.4G / 5.8G Dual-band WiFi, Bluetooth 5.0, Support BLE |
| 4G | Support Quctel EC20/EC25 4G LTE module |
| HDMI | 1x standard HDMI |
| HDMI FPC Touch Display | 1x FPC HDMI, Support touch(USB) and brightness adjustment(PWM) |
| DSI | 1x DSI, Support Raspberry Pi official 7" Touch Display |
| Camera | 2x CSI, Support Raspberry Pi official 5M & 8M Cameras |
| USB Host | 2x USB 2.0 Type A, 1x USB 2.0 integrated in Mini PCIe, 2x USB Host Pin Header ,1x USB micro-B for eMMC Flashing |
| RS485 | 2x RS485 |
| RS232 | 1x RS232 |
| Serial(TTL) | 1x Serial(TTL), Default is Linux System Serial console, can be configurated as normal serial port |
| ADC | 3x ADC(12-bits) Channels |
| Isolated IO | 2x DI |
| Non-Isolated IO | 1x GPIO (Pin Header) |
| Relay | 1x DPDT Relay |
| Mini PCIe | 1-lane PCIe 2.0, up to 5Gbps, 1x USB 2.0 Host |
| 40-PIN GPIO | Raspberry Pi standard 40-PIN GPIO, Support HAT expansions |
| RTC | 1x RTC |
| Buzzer | 1x Buzzer |
| FAN | 1x adjustable speed fan control |
| DC Power Output | 5V@1A, Could supply Raspberry Pi official 7" Touch Display |
| LED Indicator | RED(Power), Green(System Status) |
| Power In | 8V ~ 36V* |
| Dimension | 130(L) x 115(W) x 20(H) mm |
| Case | Metal Case, Support DIN rail mounting |
| Antenna | Optional certified WiFi/BT External antenna with Raspberry Pi CM4, Optional 4G Antenna |
| Operating Temperature | 0 ~ 50°C or -25 ~ 50°C |
| OS | Compatible with Raspberry Pi OS, support 32-bit and 64-bit, Support install and update BSP with apt-get |
# Product Photos
# CM4 Industrial With Case
# PCBA
* CM4 Industiral released V1.1, V1.2, V1.3, V1.4, V1.1~V1.3 support 8V~18V DC input, V1.4 supports 8V~36V DC input.
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