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[PicoPhy.1] by
unaiur
2013-02-24 13:28:03.
D 2013-02-24T13:28:03.313
L PicoPhy.1
P 0f4ec7f36e82c5e8e48773d67c34060900d8195d
U unaiur
W 394
<h1>PicoNet.1 Physical Layer</h1>
The physical layer is one bidirectional open-drain line pulled up to 12-36V using a 1KOhm resistor.
Four symbols can be transmitted varying the time the bus is asserted down using an output mosfet:
<dl>
<dt>One
<dd>15ms down followed by 45ms up
<dt>Zero
<dd>45ms down followed by 15ms up
<dt>Break
<dd>90ms down followed by 30ms up
</dl>
Z 9048eb8e02db4bd1e04c1529ef174e2c