AT89C51CC02 Atmel Corporation, AT89C51CC02 Datasheet - Page 18

• 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

Requests from Host
Answers from
Bootloader
18
T89C51CC02 CAN Bootloader
The device has two possible answers:
•
•
If the chip is protected from program access an “Error” CAN message is sent (see
Section “Error Message Description”, page 23).
Otherwise an acknowledge “Command OK“ is sent.
ID_WRITE_COMMAND
ID_WRITE_COMMAND
Identifier
Identifier
Length
3
2
Length
Data[0]
1
01h
02h
Data[1]
value
1Ch
1Dh
1Eh
00h
01h
02h
03h
04h
05h
06h
1Fh
20h
Data[0]
00h
Data[2]
value
-
write value in Fuse bit
Command OK
Description
write value in P1_CF
write value in P3_CF
write value in P4_CF
write value in BTC_1
write value in BTC_2
write value in BTC_3
write value in CRIS
write value in BSB
write value in SBV
write value in SSB
write value in NNB
write value in EB
Description
4208D–CAN–03/08