Transistorman
Member
anyone know binary table of DS1820 ?
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The one wire devices follow a protocol that is well documented in their datasheets.
In general you first select the device you want to talk to with MATCHROM or SKIPROM. Then you can communicate with the device.
any asm example ?
i dont really understand the datasheethi TT,
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ok i understandWhat don't you understand? It's just BCD numbers.
Edit, 75 would be 150 converted to BCD, so 0x96.
Mike.
but what about the - letter ?
like -35 cNo idea what you are talking about.
Mike.
like -35 c
does it meanhi,
When the most significant BIT of the READ value is set to 1, it indicates negative temperature value.
hi TT,does it mean
if 1111 1111 = -
and 0000 0000 = +
if yes
then what is 110 c ?
hi
i made a random number
if 0096h = 150 / 2 = 75c
then 00c8h = 200 / 2 = 100c
is it right ?
why do you say " close enough " ?Its close enough.
why do you say " close enough " ?