uint8_t mcp2515_read(uint8_t reg) { // ... (code to read from MCP2515) }
// Check if CAN bus is idle state = (mcp2515_read(MCP2515_CANSTAT) >> 5) & 0x03; if (state != CAN_STATE_IDLE) { // Handle error } mcp2515 proteus library best
// CAN control register bits #define CANCTRL_REQTX 0x08 #define CANCTRL_RREQ 0x20 uint8_t mcp2515_read(uint8_t reg) { //
#define FOSC 16000000UL
void mcp2515_init() { // Initialize SPI // ... (code to initialize SPI) 5) & 0x03
Here is some sample code in C to use with the MCP2515: