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Thread: I2C pullups
www.piclist.com/techref/i2cs.htm?key=i2c
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face BY : Mike Mansheim email (remove spam text)



> ...          I really don't want to switch
> the PIC pins from outputs to inputs at high
> frequencies. I prefer to leave them always as
> outputs, at least the clk pin.

I get the feeling this is a general rule of thumb amongst veteran pic
users.  If anyone feels like discussing it, I'd like to learn why!
Also, is the high frequency in this case your i2c bus frequency?

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