AT89C51CC01 Atmel Corporation, AT89C51CC01 Datasheet - Page 102

• Manufacturer Part Number: AT89C51CC01
• Manufacturer: Atmel Corporation

Specifications of AT89C51CC01

• Flash (kbytes): 32 Kbytes
• Max. Operating Frequency: 40 MHz
• Cpu: 8051-12C
• Max I/o Pins: 34
• Uart: 1
• Can: 1
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 62.5
• Sram (kbytes): 1.25
• Eeprom (bytes): 2048
• Self Program Memory: API
• Operating Voltage (vcc): 3.0 to 5.5
• Timers: 4
• Isp: UART/CAN
• Watchdog: Yes

102
A/T89C51CC01
Table 67. CANSIT2 Register
CANSIT2 (S:BBh Read Only)
CAN Status Interrupt Message Object Registers 2
Reset Value = 0000 0000b
Table 68. CANIE1 Register
CANIE1 (S:C2h)
CAN Enable Interrupt Message Object Registers 1
Reset Value = x000 0000b
Number
Number
SIT7
Bit
Bit
7-0
6-0
7
7
-
7
Bit Mnemonic Description
Bit Mnemonic Description
IECH14
IECH14:8
SIT6
SIT7:0
6
6
-
IECH13
Status of Interrupt by Message Object
0 - no interrupt.
1 - IT turned on. Reset when interrupt condition is cleared by user.
SIT7:0 = 0b 0000 1001 -> IT’s on message objects 3 and 0
see Figure 46.
Reserved
The values read from this bit is indeterminate. Do not set this bit.
Enable interrupt by Message Object
0 - disable IT.
1 - enable IT.
IECH14:8 = 0b 0000 1100 -> Enable IT’s of message objects 11 and 10.
see Figure 46.
SIT5
5
5
IECH12
SIT4
4
4
IECH11
SIT3
3
3
IECH10
SIT2
2
2
IECH9
SIT1
1
1
4129N–CAN–03/08
IECH8
SIT0
0
0