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- SKU: 03373
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This is the basic IO board of the 4th generation of Raspberry Pi Compute Module. CM4-IO-BASE-C is a carrier board that can be used with Raspberry Pi Compute Module 4. With a dedicated 40PIN LCD Connector, it also is easier and faster to be integrated into applications.
Resources
Specifications
| CM4 SOCKET | suitable for all variants of Compute Module 4 |
|---|---|
| NETWORKING | Gigabit Ethernet RJ45 connector |
| CONNECTOR | M.2 M KEY, supports communication modules or NVME Solid State Drives |
| Raspberry Pi 40PIN GPIO header | |
| USB | USB 2.0 Type A × 2 |
| DISPLAY | LCD port (40pin 0.5mm FPC connector) |
| CAMERA | MIPI CSI-2 camera port × 2 (15pin 1.0mm FPC connector) |
| VIDEO | HDMI port, supports 4K 30fps output |
| RTC | Real-time clock with battery socket and ability to wake Compute Module 4 |
| STORAGE | TF card socket for Compute Module 4 Lite (without eMMC) variants |
| FAN HEADER | allows speed adjustment, 5V |
| POWER INPUT | 5V |
| DIMENSIONS | 85 × 56mm |
Onboard Peripherals

- CM4 socket
suitable for all variants of Compute Module 4 - Power input/Programming
5V/2.5A power supply, or used for eMMC burning - LCD Port
40PIN LCD display port, for direct connection to 70H-1024600 series display - FAN
for connecting cooling fan, allows speed adjustment via IO ports - CAM
2x MIPI CSI camera ports - HDMI0 connector
HDMI0 port, supports 4K 30fps output - USB 2.0 ports
2x USB 2.0 ports, for connecting sorts of USB devices - Gigabit Ethernet connector
Gigabit Ethernet RJ45 connector, with 10 / 100 / 1000M network support - M.2 indicator
indicating the operating status of M.2 interface - Raspberry Pi indicators
Green LED: PWR, indicating the status of Raspberry Pi power supply
Red LED: ACT, indicating the operating status of Raspberry Pi
- Boot switch
ON: CM4 would be booted from USB-C interface
OFF:CM4 would be booted from eMMC or TF card - 40PIN GPIO header
for connecting sorts of HAT - TF card slot
for connecting a TF card with pre-burnt image (Lite variant ONLY) - FE1.1S
USB HUB chip, support expanding USB port - M.2 slot
supports sorts of NVME Solid State Drives, or communication modules with PCIE M.2 KEY-M interface - RTC chip
allows RTC-related functions like wakeup, shutdown, reboot, and more - RTC interrupt selection
GN-EN: CM4 shutdown(by default) on RTC interruption
PI-RUN: CM4 reboot on RTC interruption
D4: D4 pin is triggered on RTC interruption - RTC battery holder
supports CR1220 button cell
Package Includes

Warranty Terms :
Branded products (Waveshare/ Raspberry Pi/ Radxa/ DWIN etc) are as per brand warranty terms. Generic products are eligible for replacement within 7 days of delivery based on following conditions.
Products are eligible for a replacement if there is physical damage during transit or a clear manufacturing defect. Any claim for damage/ wrong items/ replacement must be made within 48 hours of successful delivery of the product. Requests for refund of amount or exchange of product(s) will be reviewed on a case by case basis and HUBTRONICS carries final rights to take a final decision on refund, store credit or exchange.
What to take care of ?
Most of our products are technical in nature and require trained personnel to handle them. Any kind of mishandling can result in damage or malfunctioning of the product, it is not possible for us to provide a replacement or refund if the product is damaged due to technical or physical mishandling.
Who pays the return shipping cost?
Free of cost return pickup from delivery address is eligible for products categorized as manufacturing defect/ Damage in transit/ Wrong items delivered. We do not support return pickup for any B2B order or offline orders not placed on website. Buyer need to arrange return shipping for B2B orders.
What voids warranty?
Please note that replacement/ return or refund is not possible if the product is not compatible with your system/application. Please check all the technical details/ dimensions etc. before ordering and contact us for any kind of clarifications.
If product is soldered/ programmed at any point or physically altered in any way, it is not eligible for return/ replacement. If the item requires soldering for testing, please ensure that you use suitable clips or jig to test it without soldering. Any kind of soldering job makes the product ineligible for return or replacement.
Following items are not eligible for return under any circumstances
- Device Programmers / Dongles
- Soldering Consumables (Wire, Flux etc)
