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AT89C51ID2-RDTIM Datasheet(PDF) 139 Page - ATMEL Corporation

Part # AT89C51ID2-RDTIM
Description  8-bit Flash Microcontroller
PDF  159 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT89C51ID2-RDTIM Datasheet(HTML) 139 Page - ATMEL Corporation

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AT89C51ID2
4289A–8051–09/03
PROGRAM DATA
PAGE
09h
Number of
byte to
program
Address of
the first byte
to program in
the Flash
memory
Address in
XRAM of the
first data to
program
ACC=0 : DONE
Program up to 128 bytes in user flash.
Remark: number of bytes to program is
limited such as the Flash write remains in a
single 128bytes page. Hence, when ACC is
128, valid values of DPL are 00h, or, 80h.
PROGRAM X2 FUSE
0Ah
Fuse value
00h or 01h
0008h
XXh
none
Program X2 fuse bit with ACC
PROGRAM BLJB
FUSE
0Ah
Fuse value
00h or 01h
0004h
XXh
none
Program BLJB fuse bit with ACC
READ BOOT ID1
0Eh
XXh
DPL=00h
XXh
ACC=ID1
Read boot ID1
READ BOOT ID2
0Eh
XXh
DPL=01h
XXh
ACC=ID2
Read boot ID2
READ BOOT VERSION
0Fh
XXh
XXXXh
XXh
ACC=Boot_Version
Read bootloader version
Table 96. API Call Summary (Continued)
Command
R1
A
DPTR0
DPTR1
Returned Value
Command Effect
READ MANUF ID
00h
XXh
0000h
XXh
ACC=Manufacturer Id Read Manufacturer identifier
READ DEVICE ID1
00h
XXh
0001h
XXh
ACC= Device Id 1
Read Device identifier 1
READ DEVICE ID2
00h
XXh
0002h
XXh
ACC=Device Id 2
Read Device identifier 2
READ DEVICE ID3
00h
XXh
0003h
XXh
ACC=Device Id 3
Read Device identifier 3
ERASE BLOCK
01h
XXh
DPH=00h
00h
ACC=DPH
Erase block 0
DPH=20h
Erase block 1
DPH=40h
Erase block 2
DPH=80h
Erase block 3
DPH=C0h
Erase block 4



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