> IIRC the 1802 was one of the few chips that were made in SoS > (Silicon On Saphire) process, which made it very radiation-hard. Wouter - something wrong at your end ? I saw at least 8 identical replies from you in 1h20m -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist