Important: Many third-party MCP2515 models do not simulate full CAN message timing; they only simulate SPI register access. For deep CAN bus simulation, you may need a specialized CAN bus analyzer.
When you download a "Proteus Library" for this component, you are typically downloading a compressed file (.zip or .rar) that contains two specific file types:
Some advanced libraries also include a MCP2551 transceiver model, which is usually required to complete the CAN bus simulation, as the MCP2515 handles the logic while the MCP2551 handles the physical layer voltages.
If you cannot find a trusted download, you can create a virtual MCP2515 using the Proteus VSM Studio and a DLL, but this requires C++ programming and is beyond the scope of this article.
Important: Always run a virus scan on downloaded
.EXEor.ZIPfiles. The correct library files are plain text/binary and never executables. Mcp2515 Proteus Library Download-
| Node 1 (Transmitter) | Node 2 (Receiver) | |-----------------------------|---------------------------| | Arduino UNO | Arduino UNO | | MCP2515 (SPI) | MCP2515 (SPI) | | MCP2551 (Transceiver) | MCP2551 (Transceiver) | | Push button | LED |
Wiring for each node:
Use the mcp2515_can library in Arduino IDE.
#include <SPI.h> #include <mcp2515_can.h>mcp2515_can CAN(10); // CS pin
void setup() CAN.begin(CAN_500KBPS); pinMode(2, INPUT_PULLUP); // Button
void loop() if(digitalRead(2) == LOW) byte btnData = 1; CAN.sendMsgBuf(0x100, 0, 1, &btnData); delay(200);
| Arduino (Uno) | MCP2515 | MCP2551 | |---------------|---------|---------| | 5V | VDD | VDD | | GND | VSS | VSS | | Digital 10 (SS) | CS | - | | Digital 11 (MOSI)| SI | - | | Digital 12 (MISO)| SO | - | | Digital 13 (SCK) | SCK | - | | - | TXCAN | TXD | | - | RXCAN | RXD | | - | - | CANH | | - | - | CANL | Important: Many third-party MCP2515 models do not simulate
Termination: Place a 120-ohm resistor between CANH and CANL at both ends of the bus (even in simulation).
If you cannot find a working library, use this workaround:
Use a Virtual CAN Bus via an Arduino Model
Better Approach: Use a different simulator for CAN networks: Some advanced libraries also include a MCP2551 transceiver