> Any tips for beginners starting from scratch? BTW, here's my blow-by-blow s/w for an 18F writing a byte of data to address 0x0123 of an I2C EEPROM and reading it back into the PIC What happens on the clock and data lines is shown next to the instruction. I think, humbly, that's a good simple example to get you started http://www.piclist.com/techref/microchip/w-r_i2c.gif Joe --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .