Lock for my arduino Program | Microcontroller › Arduino › Lock for my arduino Program This topic has 1 reply, 2 voices, and was last updated 5 years, 6 months ago by GANEEV SINGH. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts January 20, 2016 at 12:17 pm #4225 yashodhan vaidyaParticipant I want to use arduino due, I want to lock a program means no body can't read my program so is there any setting in arduino ide I am new for arduino. March 10, 2018 at 6:28 am #14781 GANEEV SINGHParticipant Hi It has something to do with the microcontroller's fuse bits. You will have to use AVRISP MKii to get into fuse bits and alter some data there, I am not sure what exactly needs to be done but it is something similar. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In