DS1996L-F5 Просмотр технического описания (PDF) - Dallas Semiconductor -> Maxim Integrated

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DS1996L-F5

64kbit Memory iButton

Dallas Semiconductor -> Maxim Integrated 

HIERARCHICAL STRUCTURE FOR 1-WIRE PROTOCOL Figure 2

DS1996

BUS

MASTER

1-WIRE BUS

OTHER

DEVICES

COMMAND

LEVEL:

1-WIRE ROM FUNCTION

COMMANDS (SEE FIGURE 9)

DS 1996

AVAILABLE

COMMANDS:

READ ROM

MATCH ROM

SEARCH ROM

SKIP ROM

OVERDRIVE SKIP ROM

OVERDRIVE MATCH ROM

DATA FIELDS

AFFECTED:

64-BIT ROM

64-BIT ROM

64-BIT ROM

N/A

N/A

64-BIT ROM

DS 1996- SPECIFIC

MEMORY FUNCTION

COMMANDS

(SEE FIGURE 7)

WRITE SCRATCHPAD

READ SCRATCHPAD

COPY SCRATCHPAD

READ MEMORY

256-BIT SCRATCHPAD

256-BIT SCRATCHPAD

64K-BIT MEMORY

64K-BIT MEMORY

64-BIT LASERED ROM Figure 3

8-Bit CRC Code

48-Bit Serial Number

8-Bit Family Code (0CH)

MSB

LSB MSB

LSB MSB

LSB

1-WIRE CRC GENERATOR Figure 4

4 of 18

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