Just for your info. Micon MDT MCU website: http://www.mdtic.com.tw/English/prodview.htm Most of the product are said to be compatible with PIC16C5x 12-bit parts. But some of them are said to be compatible with PIC16C711 and 16C72 (less the I2C and TMR2 postscaler). Xiaofan _______________________________________________ http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist