Hi, folks. Regarding the discussion of I/O expanders, I was told=20 that Microchip to stop this discussion is about to put=20 into mass production:=20 MCP23016 16-Bit I2CT I/O Expander, based on PIC16C72 chip.=20 MCP23016 might not be Googled yet, so links are: (google with "MCP23016" to check) http://www.microchip.com/1010/pline/analog/anicateg/interface/serialph/i ndex.htm http://www.microchip.com/1010/pline/analog/anicateg/interface/serialph/o ptions/index.htm Docs are mcp23016.pdf and 20090a.pdf Mike. 1j2u3s4t5j6o7k8e9 ------------------- I wish I could participate in Sunday threads, but hadn't time.=20 -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.