lpcware

I2C pins left floating?

Discussion created by lpcware Employee on Jun 15, 2016
Latest reply on Jun 15, 2016 by lpcware
Content originally posted in LPCWare by cyberstudio on Tue Jun 14 10:55:55 MST 2011
On a LPC1114, all I/O pins default to pull-up at reset time - I think this is done to avoid floating inputs which causes increased power consumption or even instability.

But the SCL and SDA I2C pins are open drain pins. What are their initial condition if they are left floating but not used?

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