AT89C51CC02 Atmel Corporation, AT89C51CC02 Datasheet - Page 19

• Manufacturer Part Number: AT89C51CC02
• Manufacturer: Atmel Corporation

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

ID_WRITE_COMMAND Flow Description
ID_WRITE_COMMAND Example
Reading Configuration
Information or
Manufacturer
Information
4208D–CAN–03/08
COMMAND FINISHED
Wait COMMAND_OK
Write Fuse bit at Fxh
BOOTLOADER
Write BSB at 88h
BOOTLOADER
HOST
HOST
Send Write_Command
Host
OR
COMMAND ABORTED
Wait ERROR_SECURITY
The ID_READ_COMMAND flow described below allows the user to read the configuration or
manufacturer information. This operation can be executed only with a device previously opened
in communication.
To start the reading operation, the Host sends a “Read Command” CAN message
(ID_READ_COMMAND) with the information selected passed in data field.
Id_write_command
Id_write_command
Id_write_command
Id_write_command
identifier
identifier
ID_WRITE_COMMAND Message
ID WRITE_COMMAND Message
ID_ERROR Message
control
control
02
01
03
01
T89C51CC02 CAN Bootloader
02
00
01
00
data
data
F0
00 88
// command_ok
// command_ok
Send ERROR_SECURITY
Bootloader
COMMAND FINISHED
Wait Write_Command
Send COMMAND_OK
NO_SECURITY
Write Data
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