T89C51CC01CA-7CTIM Atmel, T89C51CC01CA-7CTIM Datasheet - Page 84

• Manufacturer Part Number: T89C51CC01CA-7CTIM
• Description: IC 8051 MCU FLASH 32K 64BGA
• Manufacturer: Atmel
• Series: AT89C CANr

Specifications of T89C51CC01CA-7CTIM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: CAN, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-BGA
• For Use With: AT89STK-06 - KIT DEMOBOARD 8051 MCU W/CAN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: T89C51CC01CA7CTIM

IT CAN Management
Figure 46. CAN Controller Interrupt Structure
84
A/T89C51CC01
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
The different interrupts are:
•
•
•
•
•
To enable a transmission interrupt:
•
•
•
To enable a reception interrupt:
•
•
CANGIE.4
ENTX
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.
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,
ENERCH
CANGIE.3
CANSIT1/2
SIT i
SIT i
CANGIE.2
CANIE1/2
ENBUF
CANGIE.1
EICH i
ENERG
i=14
i=0
CANGIT.7
CANIT
IEN1.2
ETIM
ECAN
IEN1.0
OVRIT
CANIT
4129N–CAN–03/08