:>[] > If code protect is set off, they verify fine. :>[] > If code protect is set on, they fail verify (but work fine). :> :>Conclusion: "Code Protect" must have something to do with read-protecting the :>code. : :The 16C84s verify properly with code protect set. Proper programming sequence requires verifying the code while programming and before turning the code-protection on. Works perfectly with 16F84 too. -- Lauri --- For more info.