mcp2515.h

/*
 * mcp2515.h
 *
 *  Created on: Dec 13, 2020
 *      Author: matt
 */

#ifndef APPLICATION_USER_INC_MCP2515_H_
#define APPLICATION_USER_INC_MCP2515_H_

#include <stdint.h>
#include "can.h"

typedef enum {
	ERROR_OK = 0,
	ERROR_FAIL = 1,
	ERROR_ALLTXBUSY = 2,
	ERROR_FAILINIT = 3,
	ERROR_FAILTX = 4,
	ERROR_NOMSG = 5
} CAN_Error;

typedef enum {
	CLKOUT_DISABLE = -1,
	CLKOUT_DIV1 = 0x0,
	CLKOUT_DIV2 = 0x1,
	CLKOUT_DIV4 = 0x2,
	CLKOUT_DIV8 = 0x3,
} CAN_CLKOUT;

typedef enum {
	MCP_20MHZ, MCP_16MHZ, MCP_8MHZ
} CAN_CLOCK;

typedef enum {
	CAN_5KBPS,
	CAN_10KBPS,
	CAN_20KBPS,
	CAN_31K25BPS,
	CAN_33KBPS,
	CAN_40KBPS,
	CAN_50KBPS,
	CAN_80KBPS,
	CAN_83K3BPS,
	CAN_95KBPS,
	CAN_100KBPS,
	CAN_125KBPS,
	CAN_200KBPS,
	CAN_250KBPS,
	CAN_500KBPS,
	CAN_1000KBPS
} CAN_SPEED;

typedef enum {
	MASK0, MASK1
} MASK;

typedef enum {
	RXF0 = 0, RXF1 = 1, RXF2 = 2, RXF3 = 3, RXF4 = 4, RXF5 = 5
} RXF;

typedef enum {
	TXB0 = 0, TXB1 = 1, TXB2 = 2
} TXBn;

typedef enum {
	RXB0 = 0, RXB1 = 1
} RXBn;


CAN_Error MCP_reset(void);//
CAN_Error MCP_setListenOnlyMode();//
CAN_Error MCP_setSleepMode();//
CAN_Error MCP_setLoopbackMode();//
CAN_Error MCP_setNormalMode();//
CAN_Error MCP_setBitrate(CAN_SPEED canSpeed);//
CAN_Error MCP_setBitrateClock(CAN_SPEED canSpeed, CAN_CLOCK canClock); //
CAN_Error MCP_setFilterMask(MASK num, uint8_t ext, uint32_t ulData);//
CAN_Error MCP_setFilter(RXF num, uint8_t ext, uint32_t ulData);//
CAN_Error MCP_sendMessageTo(TXBn txbn, can_frame *frame);//
CAN_Error MCP_sendMessage(can_frame *frame);//
CAN_Error MCP_readMessageFrom(RXBn rxbn, can_frame *frame);//
CAN_Error MCP_readMessage(can_frame *frame);//
uint8_t MCP_checkReceive(void);//
uint8_t MCP_checkError(void);//
uint8_t MCP_getErrorFlags(void);//
void MCP_clearRXnOVRFlags(void);//
uint8_t MCP_getInterrupts(void);//
uint8_t MCP_getInterruptMask(void);//
void MCP_clearInterrupts(void);//
void MCP_clearTXInterrupts(void);
uint8_t MCP_getStatus(void);//
void MCP_clearRXnOVR(void);//
void MCP_clearMERR();//
void MCP_clearERRIF();//

#endif /* APPLICATION_USER_INC_MCP2515_H_ */