DS9096P データシートの表示（PDF） - Dallas Semiconductor -> Maxim Integrated

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DS9096P

1-kbit Add-Only iButton™

Dallas Semiconductor -> Maxim Integrated 

HIERARCHICAL STRUCTURE FOR 1-WIRE PROTOCOL Figure 2

DS1982

BUS

MASTER

OTHER

DEVICES

COMMAND

LEVEL:

1-WIRE ROM FUNCTION

COMMANDS (SEE FIGURE 9)

DS 1982

AVAILABLE

COMMANDS:

READ ROM

MATCH ROM

SEARCH ROM

SKIP ROM

DATA FIELD

AFFECTED:

64-BIT ROM

64-BIT ROM

64-BIT ROM

N/A

DS1982-SPECIFIC

MEMORY FUNCTION

COMMANDS

(SEE FIGURE 6)

WRITE MEMORY

WRITE STATUS BYTE

READ MEMORY

READ STATUS BYTE

READ DATA/GENERATE

8-BIT CRC

1024-BIT EPROM

EPROM STATUS BYTES

1024-BIT EPROM

EPROM STATUS BYTES

1024-BIT EPROM

64-BIT LASERED ROM Figure 3

8-Bit CRC Code

48- Bit Serial Number

8- Bit Family Code (09h)

MSB

LSB MSB

LSB MSB

LSB

1-WIRE CRC GENERATOR Figure 4

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