push pull vs open drain

R.Sandy · Mar 28, 2013

Why open drain is used in i2c instead of push pull mode

barry · Mar 28, 2013

You are misinformed. RS-232 is most definitely NOT open-drain

R.Sandy · Mar 29, 2013

barry said:
You are misinformed. RS-232 is most definitely NOT open-drain

Sorry i mistakenly said my question is why i2c uses open drain instead of push pull.

irfan ahmad · Mar 29, 2013

to make powerfull logic 0 and weak logic 1.
if you make booth powerfull then it can make short circuit while communication.

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