> I hope PIC is the right tag for this. It 'has a PIC in it' so it is. > I'm using Jal to write a program for a 16F628 using the INTRC > I/O. My programmer is the Picstart Plus, and I'm using MPLAB > to write the chip. Every time I import the hex file generate > by Jal, the oscillator type is set back to HS. Funny. So if you load the .hex and then save it, the saved version has a differnt OSC setting? Did you try to set the processor type in MPLAB to 16F628? Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products docent Hogeschool van Utrecht: www.voti.nl/hvu -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist