AT89C51CC01 Atmel Corporation, AT89C51CC01 Datasheet - Page 17

• 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

ID_DISPLAY_DATA
Example
Programming
Configuration
Information
4210E–CAN–03/08
The ID_WRITE_COMMAND flow described below allows the user to program Configuration
Information regarding the bootloader functionality.
This operation can be executed only with a device previously opened in communication.
The Configuration Information can be divided in two groups:
•
•
Note:
T o s t a r t t h e p r o g r a m m i n g o p e r a t i o n , t h e H o s t s e n d s a “ w r i t e ” C A N m e s s a g e
(ID_WRITE_COMMAND) with the area selected, the value passed in parameter.
Take care that the Program Fuse bit command programs the 4 Fuse bits at the same time.
Boot Process Configuration:
–
–
–
CAN Protocol Configuration:
–
–
–
–
–
BOOTLOADER
BOOTLOADER
Display Data (from 0000h to 0008h)
Blank Check
BOOTLOADER
HOST
HOST
The CAN protocol configuration bytes are taken into account only after the next reset.
BSB
SBV
Fuse bits (BLJB and X2 bits) (see Section “Mapping and Default Value of Hardware
Security Byte”, page 4)
BTC_1, BTC_2, BTC_3
SSB
EB
NNB
CRIS
Id_display_data
Id_display_data
Id_display_data
Id_display_data
Id_display_data
identifier
identifier
T89C51CC01 CAN Bootloader
control
control
05
08
01
05
00
00
55
55
01
// Command ok
00
55
00 00
data
data
00
55
00
55
00
08
55 55 55 55
08
17