DS1820 Ver la hoja de datos (PDF) - Dallas Semiconductor -> Maxim Integrated

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DS1820

1–Wire™ Digital Thermometer

Dallas Semiconductor -> Maxim Integrated 

DS1820

I/O pin, the DS1820 waits 15–60 µs and then transmits

the presence pulse (a low signal for 60–240 µs).

MEMORY COMMAND FUNCTIONS

The following command protocols are summarized in

Table 2, and by the flowchart of Figure 10.

Write Scratchpad [4Eh]

This command writes to the scratchpad of the DS1820,

starting at address 2. The next two bytes written will be

saved in scratchpad memory, at address locations 2

and 3. Writing may be terminated at any point by issuing

a reset.

030598 12/27

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