CAN-BUS is a common industrial bus because of its long travel distance, medium communication speed and high reliability. It is commonly found on modern machine tools and as an automotive diagnostic bus. This CAN-BUS module adopts MCP2515 CAN Bus controller with SPI interface and TJA1050 CAN Bus transceiver to give your controller such as Arduino CAN-BUS capability.     For those who want to learn CAN Bus, this module is your best choice to step into the CAN Bus world, please note that at least 2 pcs of CAN-BUS module are need to finish the CAN Bus Communication.