Does anyone know of an I2C temperature sensor that either has a programmable address, or has more than 3 address bits? I need to hang 20 temperature sensors on one I2C bus, and I want to make the hardware at the sensor end as simple as possible. Charles Linquist -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist