{"product_id":"waveshare-raspberry-4b-isolated-rs485-can-expansion-board-module-multi-onboard-protection-circuits","title":"Waveshare Raspberry 4B Isolated RS485 CAN Expansion Board Module Multi Onboard  Protection Circuits","description":"\u003cp\u003e\u003cb\u003eWaveshare Raspberry 4B Isolated RS485 CAN Expansion Board Module Multi Onboard  Protection Circuits\u003cbr\u003e\u003cbr\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e- Based on Raspberry Pi 40PIN GPIO interface design, suitable for Raspberry Pi series motherboards.\u003cbr\u003e- 1 CAN, using the controller MCP2515, with CAN transceiver, can realize SPI to CAN.\u003cbr\u003e- Equipped with two channels of RS485, using SC16IS752 and SP3485 dual-chip combination scheme, can realize SPI to RS485.\u003cbr\u003e- On-board power conversion circuit, support 8~28V wide voltage power supply, can supply power to Raspberry Pi at the same time.\u003cbr\u003e- On-board integrated power isolation, which can provide stable isolation voltage, and no additional power supply is required at the isolation end.\u003cbr\u003e- On-board integrated digital isolation for signal isolation, high reliability, strong anti-interference, and low power consumption.\u003cbr\u003e- On-board TVS (transient voltage suppression tube), which can effectively suppress surge voltage and transient peak voltage in the circuit, lightning protection and anti-static.\u003cbr\u003e- On-board resettable fuses and protection diodes ensure stable output of current and voltage, prevent over-current and over-voltage, and improve shock resistance.\u003cbr\u003e- On-board 120Ω termination resistor, enabled by jumper cap settings.\u003cbr\u003e- There are two wiring methods of on-board terminals and pin headers, making wiring more convenient.\u003cbr\u003e- Lead out SPI control interface for easy access to other controllers for control.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003cbr\u003e- Expansion interface: 2 RS485 + 1 CAN\u003cbr\u003e- Communication interface: SPI\u003cbr\u003e- CAN Controller: MCP2515\u003cbr\u003e- CAN transceiver: SIT65HVD230DR or SN65HVD23D\u003cbr\u003e- CAN communication rate: within 1Mbps\u003cbr\u003e- Serial port expansion chip: SC16IS752\u003cbr\u003e- RS485 Transceiver: SP3485\u003cbr\u003e- RS485 communication rate: 300~921600 bps\u003cbr\u003e- Power supply mode: external power supply terminal or Raspberry Pi\u003cbr\u003e- External power supply range: DC 8~28V\u003cbr\u003e- Working voltage: 3.3V\u003cbr\u003e- Product size: 65 × 56.5 mm\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage Included:\u003c\/b\u003e\u003cbr\u003e- 1 x RS485 CAN HAT (B)\u003cbr\u003e- 1 x (2 x 20)PIN\u003cbr\u003e- 1 x Screw Pack\u003cbr\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/78856\/78856-1.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/78856\/78856-2.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/78856\/78856-3.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/78856\/78856-4.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/78856\/78856-5.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/78856\/78856-6.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/78856\/78856-7.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/78856\/78856-8.jpg\"\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Thanksbuyer Online,SDR Radio, Testers and Measurement devices, Astronomy products, Audio Amplifer and Decoders","offers":[{"title":"Default Title","offer_id":41028234641457,"sku":"78856","price":26.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0578\/4790\/6353\/files\/1666835326-1.jpg?v=1780302813","url":"https:\/\/www.thanksbuyer.com\/ru\/products\/waveshare-raspberry-4b-isolated-rs485-can-expansion-board-module-multi-onboard-protection-circuits","provider":"Thanksbuyer Online,SDR Radio, Testers and Measurement devices, Astronomy products,  Audio Amplifer and Decoders","version":"1.0","type":"link"}