{"product_id":"compute-module-4-io-board-with-poe-b","title":"Compute Module 4 IO Board with PoE (B)","description":"\u003cp\u003eThis Waveshare Raspberry Pi Compute Module 4 (CM4) IO board offers additional features when compared to the official Raspberry Pi option, adding built-in POE support that does not require an additional module for POE functionality. This board is ideal for a wider range of industrial applications or makers looking for a great project base for their Compute Module 4 (CM4).\u003c\/p\u003e\n\u003cp\u003eOne of the main additional features is the Power over Ethernet (PoE) function, offering an 802.3af-compliant PoE circuit capable of 5V\/2.5A. There are also 4x USB 2.0 ports for peripheral and storage expansion.\u003c\/p\u003e\n\u003cp\u003eThe GPIO header has also been colour-coded on this IO board to make prototyping your projects and solutions much easier.\u003c\/p\u003e\n\u003cp\u003eThe power input connection is set at 5V, requiring a dedicated 5V power supply.  The fan connection supports 5V or 12V for greater cooling flexibility.\u003c\/p\u003e\n\u003cp\u003eThe board otherwise offers most of the same functions as the standard IO board including an RTC, 2x MIPI DSI display connections, 2x MIPI CSI-2 camera module connections, micro-SD Card slot, gigabit Ethernet, 2x HDMI ports, and more. See the 'What's On Board' section below for more details.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote: CM4, other boards, displays, and cables are NOT included\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCM4 Socket:\u003c\/strong\u003e S \u003cspan\u003euitable for all variants of Compute Module 4\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNetworking: \u003c\/strong\u003eGigabit Ethernet RJ45 connector, integrates 802.3af-compliant PoE circuit (5V\/2.5A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectors:\u003c\/strong\u003e \u003cspan\u003eRaspberry Pi 40-pin GPIO header, non-isolated RS485, non-isolated RS232, PCIe Gen 2 x 1\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e \u003cstrong\u003eUSB:\u003c\/strong\u003e USB 2.0 Type A x 4 \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e \u003cstrong\u003eDisplay:\u003c\/strong\u003e MIPI DSI display port x 2 (15pin 1.0mm FPC connector) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e \u003cstrong\u003eCamera:\u003c\/strong\u003e MIPI CSI-2 camera port x 2 (15pin 1.0mm FPC connector) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVideo: \u003c\/strong\u003eHDMI port × 2, supports 4K 30fps output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRTC: \u003c\/strong\u003eReal-time clock with battery socket and ability to wake Compute Module 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage: \u003c\/strong\u003eMicroSD card socket for Compute Module 4 Lite (without eMMC) variants\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFan Header: \u003c\/strong\u003eAllows for speed adjustment and measurement, 5V \/ 12V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Input: \u003c\/strong\u003e5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions: \u003c\/strong\u003e124.5 x 108.8mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's On Board\u003c\/h2\u003e\n\u003cdiv style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg height=\"436\" width=\"517\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/Compute-Module-4-PoE-Board-B-details-intro.jpg?width=700\"\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1) CM4 socket \u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eSuitable for all variants of Compute Module 4\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e2) Colour-Coded Standard Raspberry Pi GPIO Header\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3) BOOT selection\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eON: CM4 would be booted from USB-C interface \u003cbr\u003eOFF: CM4 would be booted from eMMC or Micro SD card\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4) Misc functional pins\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5) USB Type-C power supply \/ programming connection\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e5V\/2.5A power supply \u003c\/span\u003e \u003cspan\u003ealso allows burning system images into Compute Module 4 eMMC variants\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6) Status indicators\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eACT: Raspberry Pi operating status indicator\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePWR: Raspberry Pi power indicator\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7) DISP\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e2x MIPI DSI display port\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8) CAM \u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e2x MIPI CSI camera ports\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e9) USB2.0 ports\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e4x USB2.0 ports, for connecting sorts of USB devices\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10) HDMI ports\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e2x HDMI ports, supports dual 4K 30fps output\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e11) RTC battery holder\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eSupports CR1220 button cell\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12) FAN header\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eFor connecting cooling fan, allows speed adjustment and measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e13) PCIe Gen 2 × 1 socket\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eFor connecting PCIe Gen 2 × 1 modules\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14) Gigabit Ethernet connector\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eGigabit Ethernet RJ45 with PoE support, 10\/100\/1000M compatible\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e15) DC 5V output\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16) RS485\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eComplete with 600W lightning proof, anti-surge, and 15KV ESD protection,\u003c\/span\u003e \u003cbr\u003e\u003cspan\u003ereversed optional 120R balancing resistor jumper\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e17) RS232\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eIntegrated TVS diode, anti-surge, and ESD protection\u003c\/span\u003e \u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e18) Buzzer\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e19) FAN_VDD\/PoE selection\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eCooling fan driving voltage: 12V or 5V\u003c\/span\u003e \u003cbr\u003e\u003cspan\u003ePoE: enable (EN) or disable (DIS)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e \u003cimg height=\"445\" width=\"560\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/Compute-Module-4-PoE-Board-B-details-intro2.jpg?width=700\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e20) FE1.1S\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eUSB expansion chip\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e21) PCF52063ATL\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eRTC chip\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e22) RTC\/FAN\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eI2C bus switch\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSDA0\/SCL0: I2C-10 is shared with CSI\/DSI\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGPIO3\/2: I2C-1 is shared with 40PIN header\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e23) IO logic level selection\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCan set the CM4 IO logic level as 3.3V or 1.8V\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e24) RTC interruption configuration\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePI-RUN: CM4 will reboot on RTC interruption\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGN-EN: CM4 powerdown on RTC interruption\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eD4: D4 pin is triggered on RTC interruption\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25) Micro SD card slot\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eInsert a Micro SD card with pre-burnt system, to start up Compute Module 4 Lite\u003c\/span\u003e \u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003ch2\u003eResources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWaveshare Wiki\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1x Compute Module 4 PoE Board (B)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e","brand":"Waveshare","offers":[{"title":"Default Title","offer_id":48624235249882,"sku":"twh1789687507779","price":34.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0824\/8318\/3834\/files\/compute-module-4-io-board-with-poe-b_1.jpg?v=1789687512","url":"https:\/\/memoryfoamwear.shop\/products\/compute-module-4-io-board-with-poe-b","provider":"My Store","version":"1.0","type":"link"}