AT89C51AC2 Atmel Corporation, AT89C51AC2 Datasheet - Page 25

• Manufacturer Part Number: AT89C51AC2
• Manufacturer: Atmel Corporation

Specifications of AT89C51AC2

• Flash (kbytes): 32 Kbytes
• Max. Operating Frequency: 40 MHz
• Cpu: 8051-12C
• Max I/o Pins: 34
• Uart: 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
• Watchdog: Yes

Appendix-A
Table 3. Summary of Frames From Host
4231D–CAN–03/08
Command
Program Nb Data Byte in Flash.
Erase block0 (0000h-1FFFh)
Erase block1 (2000h-3FFFh)
Erase block2 (4000h-7FFFh)
Start application with a reset pulse
generation
Start application with a jump at
“address”
Erase SBV & BSB
Program SSB level 1
Program SSB level 2
Program BSB
Program SBV
Program EB
Full Chip Erase
Program bit BLJB
Program bit X2
Read Flash
Blank Check
Read EEPROM Data
Read Manufacturer Code
Read Family Code
Read Product Name
Read Product Revision
Read SSB
Read BSB
Read SBV
Read EB
Read Hardware Byte
Read Device Boot ID1
Read Device Boot ID2
Read Bootloader Version
Program Nb Data byte in EEPROM
Record
Type
00h
03h
04h
05h
00h
(up to 80h)
(up to 80h)
nb of data
nb of data
Record
Length
02h
02h
04h
02h
03h
01h
03h
05h
02h
address
address
Offset
start
start
A/T89C51AC2 UART Bootloader
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Data[0]
01h
03h
04h
05h
06h
07h
0Ah
00h
07h
0Bh
0Eh
0Fh
x
x
Start Address
Data[1]
00h
20h
40h
00h
01h
00h
00h
01h
00h
01h
06h
04h
08h
00h
01h
02h
03h
00h
01h
02h
06h
00h
00h
01h
00h
x
x
-
Data[2]
bit value
bit value
value
value
value
x
x
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
End Address
address
Data[3]
x
x
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Data[4]
00h
01h
02h
x
x
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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