it can management, Preliminary, It can management – Rainbow Electronics T89C51CC02 User Manual

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Rev.A - May 17, 2001

Preliminary

T89C51CC02

15.4. IT CAN management

The different interrupts are:

•

Transmission interrupt,

•

Reception interrupt,

•

Interrupt on error (bit error, stuff error, crc error, form error, acknowledge error),

•

Interrupt when Buffer receive is full,

•

Interrupt on overrun of CAN Timer.

Figure 59. CAN Controller interrupt structure

SIT i

i=0

i=14

OVRIT

ENRX

CANGIE.5

ENTX

CANGIE.4

ENERCH

CANGIE.3

ENBUF

CANGIE.2

ECAN

IEN1.0

RXOK i

CANSTCH.5

TXOK i

CANSTCH.6

BERR i

CANSTCH.4

SERR i

CANSTCH.3

FERR i

CANSTCH.1

CERR i

CANSTCH.2

AERR i

CANSTCH.0

EICH i

CANIE1/2

OVRTIM

CANGIT.5

CANIT

CANGIT.7

OVRBUF

CANGIT.4

FERG

CANGIT.1

AERG

CANGIT.0

SERG

CANGIT.3

CERG

CANGIT.2

ENERG

CANGIE.1

ETIM

IEN1.2