>=20 > Not so sure about JAL, but PIC18F2550/4550 may not be a good chip > to get started as other PIC18F parts (eg: PIC18F2620/4620) due to > the USB Stuff. The new comers may be get confused on how > to set up the clock properly for example even if they do not > want to use USB. The examples for PIC18F2550/4550 are also > mostly USB related. >=20 > -- > Xiaofan I totally agree with this. If the USB stuff is not what you need at present, then PIC18F2550/4550 is definitely no so good for beginners. Its setting of configuration bits is quite confusing. Max --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .