It is interesting to know what 16bit or 32bit MCUs people in this list are using. MSP430 dsPIC or PIC24 80186 based 80386 based ARM based MCU Renesas H8S Renesas M16C Infineon C166 ST10 Freescale 68HC12/HCS12 Freescale ColdFire CPLD based soft core FPGA based soft core ... Regards, Xiaofan -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist