DS2506-UNW 데이터 시트보기 (PDF) - Dallas Semiconductor -> Maxim Integrated
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DS2506-UNW Datasheet PDF : 3 Pages
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DS2502/5/6-UNW
depending on the length of the customer-supplied data. This leaves up to three (DS2502-UNW), 63
(DS2505-UNW) or 255 (DS2506-UNW) memory pages available for programming in the application.
For more details on UniqueWare and how to set up data files, please refer to the UniqueWare Project
Setup Manual, available as Application Note 99 from Dallas Semiconductor. The UniqueWare Project
Setup Software is available from the Dallas Semiconductor FTP Site at
ftp://ftp.dalsemi.com/pub/auto_id, file name "unwsetup.exe."
ORDERING INFORMATION
Memory Size Family Code Package
1024 bits
89h
TO-92 package
(4 pages)
8-pin 150 mil SOIC pkg.
6-pin TSOC package
Ordering Part Number
DS2502-UNW-pppp
DS2502S-UNW-pppp
DS2502P-UNW-pppp
16k bits
8Bh
(64 pages)
TO-92 package
6-pin TSOC package
DS2505-UNW-pppp
DS2505P-UNW-pppp
64k bits
8Fh
(256 pages)
PR-35 package
DS2506-UNW-pppp
8-pin 208 mil SOIC pkg. DS2506S-UNW-pppp
pppp stands for the Project ID assigned to each individual data pattern at the time of the first order.
Sample UniqueWare Data Structures
SAMPLE 1: ETHERNET NODE ADDRESS Figure 1a
(unused)
CRC16
Company ID Value Extension ID Value
MSB LSB MSB
LSB MSB
LSB
19 bytes
2 bytes
3 bytes constant 3 bytes serialization
FFH
assigned by IEEE
high address
Project ID Length
MSB LSB
4 bytes 1 byte
constant 0AH
low address
PHYSICAL ADDRESS AND DATA MAPPING Figure 1b
ADDRESS 0C 0B 0A 09 08 07 06 05 04 03 02 01 00
DATA
xx xx ch cm cl hh mm ll 00 00 pp pp 0A
xx xx = CRC16, value depends on actual data
ch cm cl = high, medium and low byte of the IEEE assigned “Company ID”
hh mm ll = high, medium and low byte of the “Extension ID” or serialization
pp pp = Project ID assigned by Dallas Semiconductor
2 of 3
102099
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