AT89C51CC01 Atmel Corporation, AT89C51CC01 Datasheet - Page 101

• 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

4129N–CAN–03/08
Table 65. CANEN2 Register
CANEN2 (S:CFh Read Only)
CAN Enable Message Object Registers 2
Reset Value = 0000 0000b
Table 66. CANSIT1 Register
CANSIT1 (S:BAh Read Only)
CAN Status Interrupt Message Object Registers 1
Reset Value = x000 0000b
Number
Number
ENCH7
Bit
Bit
7-0
6-0
7
7
-
7
Bit Mnemonic Description
Bit Mnemonic Description
ENCH6
ENCH7:0
SIT14
SIT14:8
6
6
-
ENCH5
Enable Message Object
0 - message object is disabled => the message object is free for a new
emission or reception.
1 - message object is enabled.
This bit is resetable by re-writing the CANCONCH of the corresponding
message object.
Reserved
The values read from this bit is indeterminate. Do not set this bit.
Status of Interrupt by Message Object
0 - no interrupt.
1 - IT turned on. Reset when interrupt condition is cleared by user.
SIT14:8 = 0b 0000 1001 -> IT’s on message objects 11 and 8.
see Figure 46.
SIT13
5
5
ENCH4
SIT12
4
4
ENCH3
SIT11
3
3
ENCH2
SIT10
2
2
ENCH1
SIT9
1
1
ENCH0
SIT8
0
0
101