at89c51cc02ua-tdsum ATMEL Corporation, at89c51cc02ua-tdsum Datasheet - Page 82
at89c51cc02ua-tdsum
Manufacturer Part Number
at89c51cc02ua-tdsum
Description
At89c51cc02, T89c51cc02 Enhanced 8-bit Microcontroller With Can Controller And Flash
Manufacturer
ATMEL Corporation
Datasheet
1.AT89C51CC02UA-TDSUM.pdf
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Figure 39. CAN Controller Interrupt Structure
82
AT/T89C51CC02
CANSTCH.5
CANSTCH.6
CANSTCH.4
CANSTCH.3
CANSTCH.2
CANSTCH.1
CANSTCH.0
OVRBUF
CANGIT.3
CANGIT.1
CANGIT.2
CANGIT.0
OVRTIM
CANGIT.4
CANGIT.5
RXOK i
BERR i
SERR i
CERR i
AERR i
TXOK i
FERR i
SERG
CERG
FERG
AERG
CANGIE.5
ENRX
To enable a transmission interrupt:
•
•
•
To enable a reception interrupt:
•
•
•
To enable an interrupt on message object error:
•
•
•
To enable an interrupt on general error:
•
•
CANGIE.4
ENTX
Enable General CAN IT in the interrupt system register
Enable interrupt by message object, EICHi
Enable transmission interrupt, ENTX
Enable General CAN IT in the interrupt system register
Enable interrupt by message object, EICHi
Enable reception interrupt, ENRX
Enable General CAN IT in the interrupt system register
Enable interrupt by message object, EICHi
Enable interrupt on error, ENERCH
Enable General CAN IT in the interrupt system register
Enable interrupt on error, ENERG
ENERCH
CANGIE.3
CANSIT
SIT i
SIT i
CANGIE.2
ENBUF
CANGIE.1
EICH i
ENERG
CANIE
i=0
i=4
CANGIT.7
CANIT
IEN1.2
ETIM
ECAN
IEN1.0
OVRIT
CANIT
4126L–CAN–01/08
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