AT89C51CC02 Atmel Corporation, AT89C51CC02 Datasheet - Page 99
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AT89C51CC02
Manufacturer Part Number
AT89C51CC02
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT89C51CC02.pdf
(7 pages)
2.AT89C51CC02.pdf
(159 pages)
3.AT89C51CC02.pdf
(33 pages)
4.AT89C51CC02.pdf
(29 pages)
Specifications of AT89C51CC02
Flash (kbytes)
16 Kbytes
Max. Operating Frequency
40 MHz
Cpu
8051-12C
Max I/o Pins
20
Uart
1
Can
1
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
62.5
Sram (kbytes)
0.5
Eeprom (bytes)
2048
Self Program Memory
API
Operating Voltage (vcc)
3.0 to 5.5
Timers
4
Isp
UART/CAN
Watchdog
Yes
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4126L–CAN–01/08
Table 62. CANEN Register
CANEN (S:CFh Read Only)
CAN Enable Message Object Registers
Reset Value = xxxx 0000b
Table 63. CANSIT Register
CANSIT (S:BBh Read Only) – CAN Status Interrupt Message Object Registers
Reset Value = xxxx0000b
Bit Number
Bit Number
7
7
-
-
7 - 4
3 - 0
7 - 4
3 - 0
6
6
-
-
Bit Mnemonic
Bit Mnemonic
ENCH3:0
SIT3:0
-
-
5
5
-
-
Description
Reserved
The values read from these bits are indeterminate. Do not set these
bits.
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.
Description
Reserved
The values read from these bits are indeterminate. Do not set these
bits.
Status of Interrupt by Message Object
0 - no interrupt.
1 - IT turned on. Reset when interrupt condition is cleared by user.
SIT3:0 = 0b 0000 1001 -> IT’s on message objects 3 & 0.
See Figure 39.
4
4
-
-
ENCH3
SIT3
3
3
AT/T89C51CC02
ENCH2
SIT2
2
2
ENCH1
SIT1
1
1
ENCH0
SIT0
0
0
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