{"product_id":"m5stack-can-unit-ca-is3050g-isolated-u085","title":"M5Stack CAN Unit – CA-IS3050G Isolated Transceiver | U085","description":"\u003cp\u003e\u003cvideo controls muted playsinline style=\"width:100%;height:auto;border-radius:8px;\"\u003e\u003csource src=\"https:\/\/m5stack.oss-cn-shenzhen.aliyuncs.com\/video\/Product_example_video\/Unit\/CAN%20UNIT.mp4\" type=\"video\/mp4\"\u003e\u003c\/video\u003e\u003c\/p\u003e\u003cp\u003eThe M5Stack CAN Unit provides a galvanically isolated classical CAN physical layer for industrial controllers, robotics, distributed equipment, test systems, and automotive protocol development. Its CA-IS3050G transceiver converts a compatible host CAN controller’s TX\/RX signals into differential CANH\/CANL communication at up to 1 Mbps. The isolated power stage improves robustness against common field disturbances. The host must still provide the CAN controller, frame handling, bitrate, filtering, error recovery, and higher-level protocol.\u003c\/p\u003e\u003ch2\u003eCAN Unit: Core Functions and Control\u003c\/h2\u003e\u003ch3\u003eConnect a Host CAN Controller to CANH and CANL\u003c\/h3\u003e\u003cp\u003eThe unit supplies the isolated transceiver and bus interface while the host generates and receives classical CAN frames.\u003c\/p\u003e\u003ch3\u003eOperate at Data Rates up to 1Mbps\u003c\/h3\u003e\u003cp\u003eThe practical cable length decreases as bitrate increases, so the final network must be designed for the selected speed.\u003c\/p\u003e\u003ch3\u003eSeparate Controller and Field-Side Grounds\u003c\/h3\u003e\u003cp\u003eGalvanic isolation helps tolerate ground differences and noise when combined with correct topology and protection.\u003c\/p\u003e\u003ch2\u003eCAN Unit Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eIndustrial CAN gateways\u003c\/li\u003e\n\u003cli\u003eRobot actuator and sensor networks\u003c\/li\u003e\n\u003cli\u003eDistributed equipment monitoring\u003c\/li\u003e\n\u003cli\u003eAutomotive CAN development\u003c\/li\u003e\n\u003cli\u003eCAN-bus test fixtures\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eHow to Integrate the CAN Unit\u003c\/h2\u003e\u003col\u003e\n\u003cli\u003eConfirm that the host includes a compatible CAN controller.\u003c\/li\u003e\n\u003cli\u003eWith power removed, connect CANH, CANL, and the required terminal reference.\u003c\/li\u003e\n\u003cli\u003eInstall 120 Ω termination only at the two physical ends and set one bitrate across the network.\u003c\/li\u003e\n\u003cli\u003eBegin with test frames and inspect acknowledgements and error counters.\u003c\/li\u003e\n\u003cli\u003eImplement bus-off recovery, filters, authorization, and safe command handling.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch2\u003eCAN Unit Deployment Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eThis unit is for classical high-speed CAN and should not be assumed to support CAN FD data-phase speeds.\u003c\/li\u003e\n\u003cli\u003eIsolation does not replace correct cable, topology, shielding, surge protection, or enclosure design.\u003c\/li\u003e\n\u003cli\u003eMaximum distance depends on bitrate, cable, stubs, termination, and loading.\u003c\/li\u003e\n\u003cli\u003eDo not transmit on an unknown vehicle or machine network.\u003c\/li\u003e\n\u003cli\u003eCAN communication alone is not a certified functional-safety layer.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCAN Unit Development Resources\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.m5stack.com\/en\/products\/sku\/U085\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"\u003eM5Stack CAN Unit Official Documentation\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/uiflow2.m5stack.com\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"\u003eUiFlow2 Development Environment\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.arduino.cc\/software\/ide\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"\u003eArduino IDE\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LogicBoundless","offers":[{"title":"Default Title","offer_id":49240355045591,"sku":"LB-M5-U085","price":15.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/8952\/2135\/files\/1_79db1e23-6067-44e7-97b6-49904ab4eda8.jpg?v=1783243278","url":"https:\/\/logicboundless.com\/products\/m5stack-can-unit-ca-is3050g-isolated-u085","provider":"LogicBoundless","version":"1.0","type":"link"}