MCP2517FD datasheet(23/98 Pages) MICROCHIP

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 2017-2018 Microchip Technology Inc.

DS20005688B-page 23

MCP2517FD

3.2

CAN FD Controller Module

Registers

Configuration Registers

• Register 3-6: CiCON

• Register 3-7: CiNBTCFG

• Register 3-8: CiDBTCFG

• Register 3-9: CiTDC

• Register 3-10: CiTBC

• Register 3-11: CiTSCON

Interrupt and Status Registers

• Register 3-12: CiVEC

• Register 3-13: CiINT

• Register 3-14: CiRXIF

• Register 3-15: CiRXOVIF

• Register 3-16: CiTXIF

• Register 3-17: CiTXATIF

• Register 3-18: CiTXREQ

Error and Diagnostic Registers

• Register 3-19: CiTREC

• Register 3-20: CiBDIAG0

• Register 3-21: CiBDIAG1

Fifo Control and Status Registers

• Register 3-22: CiTEFCON

• Register 3-23: CiTEFSTA

• Register 3-24: CiTEFUA

• Register 3-25: CiTXQCON

• Register 3-26: CiTXQSTA

• Register 3-27: CiTXQUA

• Register 3-28: CiFIFOCONm – m = 1 to 31

• Register 3-29: CiFIFOSTAm – m = 1 to 31

• Register 3-30: CiFIFOUAm – m = 1 to 31

Filter Configuration and Control Registers

• Register 3-31: CiFLTCONm – m = 0 to 7

• Register 3-32: CiFLTOBJm – m = 0 to 31

• Register 3-33: CiMASKm – m = 0 to 31

TABLE 3-4:

EXAMPLE 3-2:

Note:

The ‘i’ shown in the register identifier

denotes

CANi,

e.g.,

C1CON.

The

MCP2517FD contains one CAN FD

Controller Module.

Sym

Description

Sym

Description

Readable bit

Cleared by Hardware only

Writable bit

Set by Hardware only

Unimplemented bit, read as ‘0’

Bit is set at Reset

Settable bit

Bit is cleared at Reset

Clearable bit

Bit is unknown at Reset

R/W - 0 indicates the bit is both readable and writable, and reads ‘0’ after a Reset.

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