参数资料
型号: DS1963S
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: Memory IC:Other
英文描述: SPECIALTY MEMORY CIRCUIT, MEDB2
封装: MICROCAN-2
文件页数: 33/37页
文件大小: 349K
代理商: DS1963S
DS1963S
5 of 37
HIERARCHCAL STRUCTURE FOR 1-WIRE PROTOCOL Figure 2
DS1963S
Command
Level
Available
Commands
Data Fields
Affected
1-Wire Bus
Other
Devices
Bus
Master
Read ROM
Match ROM
Search ROM
Skip ROM
Resume
Overdrive Skip
Overdrive Match
64-bit ROM, RC-Flag
RC-Flag
64-bit ROM, RC-Flag, OD-Flag
DS1963S specific
Memory Function
Commands (see Figure 7)
Write Scratchpad
Read Scratchpad
Copy Scratchpad
Match Scratchpad
Erase Scratchpad
Read Memory
Read Authenti-
Compute SHA
cated Page
160 bits of Scratchpad, Flags
256-bit Scratchpad, Flags
Data Memory, Flags
256-bit Scratchpad, Flags
256-bit Scratchpad, HIDE Flag
Data Memory, Secrets Memory,
W/C Counter, Flags
Data Memory, W/C Counters of
bit ROM Registration Number, 160 bits
of Scratchpad, Flags, PRNG Counter
Memory Page and Secret, Secret, 64-
Several of the following Items,
Memory Page, Secret, 64-bit ROM
Registration Number, Scratchpad,
Data Memory, W/C Counter of
depending on selected Sub-Function:
Flags, PRNG Counter
1-Wire ROM Function
Commands (see Figure 10)
64-BIT LASERED ROM Figure 3
MSB
LSB
8-Bit CRC Code
48-Bit Serial Number
8-Bit Family Code (18h)
MSB
LSB MSB
LSB
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