Adam, > Any reason for 1K? Do you need the speed? You can probably use a > bigger resistor like 10K or 22K and not have to sink so much current > when you pull the line down. The SDA line connects tot he 24LC256 SEEPROM. The 1K pull up is required. This used to work for me on other devices like 16C54, 16F870, etc. This is the first time I am using this on 16F676. Cheers Ravi -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist