AT89C51ID2 Atmel Corporation, AT89C51ID2 Datasheet - Page 136

• Manufacturer Part Number: AT89C51ID2
• Manufacturer: Atmel Corporation

Specifications of AT89C51ID2

• Flash (kbytes): 64 Kbytes
• Max. Operating Frequency: 60 MHz
• Cpu: 8051-12C
• Max I/o Pins: 32
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• Sram (kbytes): 2
• Eeprom (bytes): 2048
• Self Program Memory: API
• Operating Voltage (vcc): 2.7 to 5.5
• Timers: 4
• Isp: UART
• Watchdog: Yes

ISP Commands Summary
Table 96. ISP Commands Summary
4289C–8051–11/05
Command
00h
03h
04h
Command Name
Display Function
Write Function
Program Data
Data[4] = 02h -> Display EEPROMk
Data[4] = 00h -> Display data
Data[4] = 01h -> Blank check
data[0]
Data[0:1] = start address
Data [2:3] = end address
0Ah
01h
03h
04h
05h
06h
07h
data[1]
C0h
00h
20h
40h
80h
00h
00h
00h
01h
00h
01h
02h
04h
08h
-
Program X2 fuse (value to write in
Program Osc fuse (value to write
(80h) data bytes. The data bytes
Bootloader will accept up to 128
Full Chip Erase (This command
Program BSB (value to write in
Program SBV (value to write in
should be 128 byte page flash
Erase block4 (C000h- FFFFh)
Erase block3 (8000h- BFFFh)
Erase block0 (0000h-1FFFh)
Erase block1 (2000h-3FFFh)
Erase block2 (4000h-7FFFh)
Program BLJB fuse (value to
AT89C51ID2
needs about 6 sec to be
Program Nb Data Byte.
Display EEPROM data
Program SSB level 1
Program SSB level 2
Command Effect
Erase SBV & BSB
Hardware Reset
write in data[2])
Display Data
Blank Check
in data[2])
boundary.
executed)
data[2])
data[2])
data[2])
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