Datasheet 搜索 > Dallas Semiconductor（达拉斯半导体） > DS2502 数据手册 > DS2502 数据手册 2/3 页
￥ 0
DS2502 数据手册 - Dallas Semiconductor（达拉斯半导体）
制造商:
Dallas Semiconductor（达拉斯半导体）
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
DS2502数据手册
Page:
of 3 Go
若手册格式错乱，请下载阅览PDF原文件
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
器件 Datasheet 文档搜索
AiEMA 数据库涵盖高达 72,405,303 个元件的数据手册，每天更新 5,000 多个 PDF 文件
