> [cutoffs involving tying into the brake lines.] > > The idea is OK, sounds like somebody(s) bodged the job > > No, the idea sucks. If you're going to mess with a safety-critical > subsystem in a system that regularly operates at easilly fatal energy > levels, all in the name of security, then security better be safety- > critical as well. I don't think preventing a stole car qualifies. Perhaps > if we were talking about an armed tank :-) > > BillW My comment was directed at the standard of workmanship rather than the application. However, an analogy in the same application would be designing a brake pedal that doesn't work or fails. Faults affecting safety are not unknown in the auto industry (Pinto, tyres, rollovers) I'm sure you can design a fail-safe system for the brakes. Whether you'd want to though....... ======================= A friend told me he put a BIG padlock and chain around the steering wheel/brake pedal of his commercial truck after hearing how easy it was to remove The Club -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads