{"product_id":"mini-base-board-b-for-raspberry-pi-compute-module-4-rev-4","title":"Mini Base Board (B) for Raspberry Pi Compute Module 4 (Rev 4)","description":"\u003cp\u003eThis Mini Base Board (\u003cstrong\u003eB\u003c\/strong\u003e) for the Raspberry Pi Compute Module 4 is a compact CM4 breakout option offering a good set of features with a small footprint.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTwo versions of this board are available\u003c\/strong\u003e - Lite (A) or Full (B). \u003cstrong\u003eThis is the Full (B) version \u003c\/strong\u003ewhich comes with the additional Real-time Clock (RTC) and fan speed control.\u003c\/p\u003e\n\u003cp\u003eWith its M.2 slot, MicroSD card slot, Real-Time Clock, dual-CSI ports for camera modules and a host of other features, it's a great base for any CM4 project you're planning.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote\u003c\/strong\u003e: Compute Module, M.2 SSD and RTC battery not included\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cp\u003eThe CM4 Mini base board offers the following connectivity options and features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e40-pin Raspberry Pi GPIO header\u003c\/li\u003e\n\u003cli\u003e1x RJ45 Gigabit Ethernet\u003c\/li\u003e\n\u003cli\u003e2x USB 2.0 ports\u003c\/li\u003e\n\u003cli\u003e1x Full-size HDMI port\u003c\/li\u003e\n\u003cli\u003e1x M.2 slot (Supports NVME SSD or communication modules with PCI-E M.2 KEY-M interface)\u003c\/li\u003e\n\u003cli\u003e1x MicroSD slot\u003c\/li\u003e\n\u003cli\u003e1x Real-Time Clock (RTC) (battery not included)\u003c\/li\u003e\n\u003cli\u003e2x CSI Camera ports\u003c\/li\u003e\n\u003cli\u003e1x DSI Display port\u003c\/li\u003e\n\u003cli\u003e1x USB 2.0 FFC Connector\u003c\/li\u003e\n\u003cli\u003e1x HDMI FFC Connector\u003c\/li\u003e\n\u003cli\u003e1x 4-pin fan header\u003c\/li\u003e\n\u003cli\u003eUSB-C programming\/power port\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Mini Base Board B for CM4 features 1\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/cm4-mini-base-board-B-for-CM4-f3.jpg?v=1626890584\u0026amp;width=700\"\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"Mini Base Board B for CM4 features 2\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/cm4-mini-base-board-B-for-CM4-f4.jpg?v=1626890601\u0026amp;width=700\"\u003e\u003c\/div\u003e\n\u003ch2\u003eSpecification\u003c\/h2\u003e\n\u003ctable width=\"307\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"156\"\u003e\u003cstrong\u003ePOE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"151\"\u003e\u003cstrong\u003eN\/A\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"2\" width=\"156\"\u003e\u003cstrong\u003eUSB\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"151\"\u003eUSB 2.0 × 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"151\"\u003eUSB 2.0 × 2 (via FFC connector)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"156\"\u003e\u003cstrong\u003eGPIO\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"151\"\u003eRaspberry Pi 40PIN GPIO × 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"3\" width=\"156\"\u003e\u003cstrong\u003eHEADER\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd rowspan=\"3\" width=\"151\"\u003eM.2 slot × 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"3\" width=\"156\"\u003e\u003cstrong\u003eHDMI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"151\"\u003eHDMI × 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"151\"\u003e(1x via FFC connector)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"151\"\u003eSupports 4K 30fps output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"2\" width=\"156\"\u003e\u003cstrong\u003eDSI DISPLAY\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"151\"\u003eMIPI DSI × 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"151\"\u003e(15pin 1.0mm FPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"2\" width=\"156\"\u003e\u003cstrong\u003eCSI CAMERA\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"151\"\u003eMIPI CSI-2 × 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"151\"\u003e(15pin 1.0mm FPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"156\"\u003e\u003cstrong\u003ePOWER INPUT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"151\"\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"2\" width=\"156\"\u003e\u003cstrong\u003eFAN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"151\"\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"151\"\u003eAllows speed adjustment and measurement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"156\"\u003e\u003cstrong\u003eRTC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"151\"\u003eReal-time clock with battery socket and ability to wake Compute Module 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"156\"\u003e\u003cstrong\u003eRJ45 ETHERNET\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"151\"\u003eGigabit Ethernet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"156\"\u003e\u003cstrong\u003eCM4 SOCKET\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"151\"\u003eSuitable for all variants of Compute Module 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"156\"\u003e\u003cstrong\u003eSD CARD SLOT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"151\"\u003eMicroSD card socket for Compute Module 4 Lite (without eMMC) variants\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"156\"\u003e\u003cstrong\u003eDIMENSIONS (MM)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"151\"\u003e85.0 × 56.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhat's Onboard\u003c\/h2\u003e\n\u003cp\u003e\u003cimg alt=\"Mini Base Board  for CM4 components\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/cm4-mini-base-board-B-for-CM4-1.jpg?v=1626890628\u0026amp;width=700\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1)\u003c\/strong\u003e CM4 socket\u003cbr\u003e- Suitable for all variants of Compute Module 4\u003cbr\u003e\u003cstrong\u003e2)\u003c\/strong\u003e Power input\/Programming\u003cbr\u003e- 5V\/2.5A power supply, or used for eMMC burning\u003cbr\u003e\u003cstrong\u003e3)\u003c\/strong\u003e DISP\u003cbr\u003e- MIPI DSI display port\u003cbr\u003e\u003cstrong\u003e4)\u003c\/strong\u003e Fan\u003cbr\u003e- For connecting cooling fan, allows speed adjustment and measurement\u003cbr\u003e\u003cstrong\u003e5)\u003c\/strong\u003e Camera\u003cbr\u003e- 2x MIPI CSI camera ports\u003cbr\u003e\u003cstrong\u003e6)\u003c\/strong\u003e HDMI0 connector\u003cbr\u003e- HDMI0 port, supports 4K 30fps output\u003cbr\u003e\u003cstrong\u003e7)\u003c\/strong\u003e USB 2.0 ports\u003cbr\u003e- 2x USB 2.0 ports, for connecting USB devices\u003cbr\u003e\u003cstrong\u003e8)\u003c\/strong\u003e Gigabit Ethernet connector\u003cbr\u003e- Gigabit Ethernet RJ45 connector, with 10 \/ 100 \/ 1000M network support\u003cbr\u003e\u003cstrong\u003e9)\u003c\/strong\u003e M.2 indicator\u003cbr\u003e- Indicating the operating status of M.2 interface\u003cbr\u003e\u003cstrong\u003e10)\u003c\/strong\u003e ACT indicator\u003cbr\u003e- Indicating the operating status of Raspberry Pi\u003cbr\u003e\u003cstrong\u003e11)\u003c\/strong\u003e PWR indicator\u003cbr\u003e- Indicating the status of Raspberry Pi power supply\u003cbr\u003e\u003cstrong\u003e12)\u003c\/strong\u003e BOOT selection\u003cbr\u003e- ON: CM4 would be booted from USB-C interface\u003cbr\u003e- OFF: CM4 would be booted from eMMC or Micro SD card\u003cbr\u003e\u003cstrong\u003e13)\u003c\/strong\u003e 40-pin GPIO header\u003cbr\u003e\u003cstrong\u003e14)\u003c\/strong\u003e Micro SD card slot\u003cbr\u003e- For connecting a Micro SD card with pre-burnt image (Lite variant ONLY)\u003cbr\u003e\u003cstrong\u003e15)\u003c\/strong\u003e HDMI1 FFC connector\u003cbr\u003e- HDMI1 port, supports 4K 30fps output\u003cbr\u003e\u003cstrong\u003e16)\u003c\/strong\u003e USB 2.0 FFC connector\u003cbr\u003e- Can be connected through an adapter\u003cbr\u003e\u003cstrong\u003e17)\u003c\/strong\u003e FE1.1S\u003cbr\u003e- USB HUB chip, expanding one USB port to 4x ports\u003cbr\u003e\u003cstrong\u003e18)\u003c\/strong\u003e M.2 slot\u003cbr\u003e- Supports NVME SSD, or communication modules with PCI-E M.2 KEY-M interface\u003cbr\u003e\u003cstrong\u003e19)\u003c\/strong\u003e RTC chip\u003cbr\u003e- Allows RTC-related functions like wakeup, shutdown, reboot, and more\u003cbr\u003e\u003cstrong\u003e20)\u003c\/strong\u003e RTC interrupt selection\u003cbr\u003e- PI-RUN: CM4 reboot on RTC interruption\u003cbr\u003e- GN-EN: CM4 shutdown on RTC interruption\u003cbr\u003e- D4: D4 pin is triggered on RTC interruption\u003cbr\u003e\u003cstrong\u003e21)\u003c\/strong\u003e EMC2301\u003cbr\u003e- Fan controller, for speed adjustment\/measurement\u003cbr\u003e\u003cstrong\u003e22)\u003c\/strong\u003e RTC battery holder\u003cbr\u003e- Supports CR1220 button cell\u003c\/p\u003e\n\u003ch2\u003eResources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eProduct Wiki\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1x CM4 Mini Base Board (B)\u003c\/li\u003e\n\u003cli\u003e1x SSD Mounting Screw\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCompute Module, M.2 SSD and RTC battery not included\u003c\/strong\u003e\u003c\/p\u003e","brand":"Waveshare","offers":[{"title":"Default Title","offer_id":53697557627156,"sku":"smb1787258276064","price":18.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/9486\/7220\/files\/mini-base-board-b-for-raspberry-pi-compute-module-4-rev-4_1.jpg?v=1787258280","url":"https:\/\/regalwearstore.shop\/products\/mini-base-board-b-for-raspberry-pi-compute-module-4-rev-4","provider":"My Store","version":"1.0","type":"link"}