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DS2502P 数据表(PDF) 2 Page - Dallas Semiconductor |
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DS2502P 数据表(HTML) 2 Page - Dallas Semiconductor |
2 / 3 page DS2502/5/6-UNW 2 of 3 102099 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 Ordering Part Number 1024 bits 89h TO-92 package DS2502-UNW-pppp (4 pages) 8-pin 150 mil SOIC pkg. DS2502S-UNW-pppp 6-pin TSOC package DS2502P-UNW-pppp 16k bits 8Bh TO-92 package DS2505-UNW-pppp (64 pages) 6-pin TSOC package DS2505P-UNW-pppp 64k bits 8Fh PR-35 package DS2506-UNW-pppp (256 pages) 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 Project ID Length MSB LSB MSB LSB MSB LSB MSB LSB 19 bytes 2 bytes 3 bytes constant 3 bytes serialization 4 bytes 1 byte FFH assigned by IEEE constant 0AH high address 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 |
类似零件编号 - DS2502P |
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类似说明 - DS2502P |
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