> While I more commonly use lower values, 10k is completely reasonable > in my mind for "normal" I2C speeds which are on the slower side, and > definitely doesn't imply running < 10khz. The major factor I believe is buss capacitance. PIC i/o have pretty fast rise and fall times so I guess they're quite low C. No or short cable wouldn't present too much load -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist