Upgrades are available for free from the Microchip web site. You will need a blank chip (preferably windowed for future upgrades) and you can program it yourself in the programmer. Save the old chip for the next time you need to upgrade. At 08:52 AM 5/24/97 -0700, you wrote: >I need to program a 12C508 (8-pin PIC) and MPLAB tells me that my >PICSTART plus programmer needs to be upgraded to firmware version >01.01.06 or later. Does anyone know where can I get this upgrade? I >bought the programmer from Digikey last year and don't see any upgrades >in their catalog. Thanks. > >Dan Mulally >dmulally@silver.sdsmt.edu > > Larry G. Nelson Sr. L.Nelson@ieee.org http://www.ultranet.com/~nr