

Can confirm. AI is worse than useless for embedded systems.
I was working with Yocto on a very specialized xilinx chip. I had chatGPT makeup a chapter that didn’t exist (in a manual that did), reference non-existent paragraphs from said chapter, and then argue with me quite confidently that that chapter was real and the information it was giving me was accurate.
⢰⣦⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣼ ⠀⢿⣷⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣤⠴⠶⠖⠒⠛⣿⣽⡟⠛⠓⠒⠶⠶⢤⣀⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⠴⣯⠏ ⠀⠀⢿⣯⣿⠷⣶⣤⡴⣶⣶⣤⠤⠤⣤⣄⡀⠀⣀⡤⠶⠛⠉⠀⠀⠀⠀⠀⠀⠴⠿⣼⠿⠦⠀⠀⠀⠀⠀⠀⠉⠛⠲⢦⣄⣀⣤⣴⠒⣻⣿⣿⢻⣿⣿⣿⠋⣩⣴⠋⠀ ⠀⠀⠀⠙⠿⣦⣼⣟⢷⣷⢹⣿⣌⣿⡟⢺⣿⠛⠻⣄⠀⠀⠀⠀⢀⣠⣤⠤⠖⠒⠒⠛⠒⠒⠒⠦⠤⣤⣀⠀⠀⢀⣤⠖⠛⢿⣇⠐⡾⣷⣿⡟⢚⣿⣷⣿⠶⠋⠁⠀⠀ ⠀⠀⠀⠀⠀⠈⠙⠛⠛⠻⠾⢿⣾⣮⣗⣸⣿⣆⠄⠀⠙⣦⡖⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢉⣷⡟⠀⡀⢨⣽⣿⣽⣶⢿⡿⠛⠛⠉⠁⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣴⠛⠉⠙⠻⢿⣷⣶⡂⣸⡟⠓⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⠞⠛⣧⣄⣿⣾⣿⡋⠉⠀⠀⠙⢦⡀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⠟⠁⠀⠀⠀⣠⠾⣿⣿⣿⣿⡁⠀⠈⢳⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣴⠋⠀⠀⣿⣿⣿⣫⣶⠟⢦⡀⠀⠀⣀⠹⣆⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⢀⡼⢿⡷⣾⠀⢀⡞⠁⠀⠹⡄⢻⣿⣿⡆⠀⠘⣿⣦⣤⣀⣀⠀⠀⣀⣀⣤⣶⣿⡯⠀⢀⣾⣿⡿⠋⢀⡞⠀⠀⠙⢆⣀⣿⣻⣯⣷⡀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⢀⡾⠷⠛⢳⡞⣻⠋⠀⠀⠀⠀⢳⡀⢻⣿⣿⣦⣠⣿⡯⣷⡉⣽⠿⠿⠟⠉⣹⡯⣿⣷⣤⣾⣿⣿⠁⠀⣼⠃⠀⠀⠀⠈⠻⡍⠏⠁⠉⢷⡀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⢀⡾⠁⠀⠀⠈⡱⠁⠀⠀⠀⠀⠀⠈⢷⠈⣿⣿⣿⠟⣿⣇⡝⣮⡈⠀⠀⠀⣴⡟⠀⢿⡟⢿⣻⣿⣇⠀⣰⠇⠀⠀⠀⠀⠀⠀⠙⡄⠀⠀⠀⢿⡀⠀⠀⠀ ⠀⠀⠀⠀⠀⣼⠇⠀⠀⠀⡼⠃⠀⠀⠀⣀⣀⣠⣤⣼⠿⣿⢿⠃⣰⠋⠈⠁⢻⡙⢶⣴⠟⣹⠃⠀⠀⠱⡄⢹⣿⣟⠲⢿⠤⠤⣤⣤⣀⡀⠀⠀⠸⡆⠀⠀⠈⣧⠀⠀⠀ ⠀⠀⠀⠀⢠⡏⠀⠀⠀⣰⣃⣤⠖⠋⣉⡡⢆⣠⠟⠁⣼⣿⡿⢸⣇⠶⠊⠀⢸⣷⠛⠉⢳⣿⠀⠀⠐⢶⠹⡌⣿⡿⣆⠈⠱⢦⡐⠦⣄⣉⣙⣶⣄⣹⡀⠀⠀⢸⡇⠀⠀ ⠀⠀⠀⠀⣾⠀⠀⢰⣶⣿⣿⣿⡿⢿⣥⣶⣟⣁⣠⣞⣽⠟⡇⢸⣿⡀⣀⡴⠋⢹⡄⠀⣸⣉⣻⣦⣄⣸⣰⡇⣿⢹⣮⣷⣤⣤⣿⠿⠞⣛⣿⣿⣿⣿⡿⠂⠀⠀⢿⠀⠀ ⠀⠀⠀⠀⡟⠀⠀⠀⢹⠋⠳⢿⣿⣷⡶⠦⢭⣽⣾⣿⡟⠰⢷⣘⣿⠁⠿⠋⠉⠙⣿⠉⡿⠉⠉⠉⠏⢩⣿⢠⣟⣐⣿⣿⢷⣾⣷⣒⣩⣿⠿⠟⠉⠀⢱⠀⠀⠀⢸⠀⠀ ⠀⠀⠀⢠⡇⠀⠀⠀⢸⠀⠀⠀⠈⠙⠻⠿⢿⣿⣿⣿⡟⣠⣾⣳⣽⣷⣦⢠⠄⣖⢹⣿⠃⠃⠠⠂⣰⣿⣿⢿⣧⣄⣻⣿⣿⣛⠟⠛⠋⠀⠀⠀⠀⠀⢸⡄⠀⠀⢸⡇⠀ ⠀⠀⠀⢸⡇⠀⠀⠀⢸⠀⠀⠀⠀⠀⠀⢀⣸⠿⠋⢻⣿⣿⣿⣿⡽⣽⣾⣿⣦⣬⠞⠏⠀⢤⣼⣿⣿⣿⢱⣿⣿⣿⣿⡆⠈⠙⠲⣤⡀⠀⠀⠀⠀⠀⢸⡇⠀⠀⢸⡇⠀ ⠀⠀⠀⠀⡇⢰⣄⣤⣾⠀⠀⠀⢀⣠⠶⠋⠁⠀⢀⣾⣿⢿⣿⣾⣇⢹⡏⣻⣿⠞⠀⠀⠀⠰⣿⣏⣸⡇⣾⣿⣿⣿⣿⣿⠀⠀⠀⠀⠙⠳⢦⣀⠀⠀⢸⢳⣦⡞⢸⡇⠀ ⠀⠀⠀⠀⣷⡼⣯⡽⢿⣆⣤⣞⣋⣀⣀⣀⣀⣀⣸⣿⣿⣧⠬⠹⣯⣬⣿⠉⠹⣄⠀⠀⠀⣰⠏⠉⣿⢤⣿⠟⠲⣾⣿⣻⣧⣤⣤⣤⡤⠤⠤⠽⠿⢦⡼⠛⣷⠛⢿⠀⠀ ⠀⠀⠀⠀⢻⡄⠘⠃⠀⢿⠀⠀⠀⠀⠀⠀⠀⠀⠘⢿⣿⣷⣄⠀⢻⣿⠏⢦⠀⠈⠐⠀⠸⡁⠀⡟⠙⣿⠟⠀⣠⣾⣿⣾⠃⠀⠀⠀⠀⠀⠀⠀⠀⢠⡇⠀⠙⢀⡿⠀⠀ ⠀⠀⠀⠀⠘⣇⠀⠀⠀⠈⡇⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣷⣄⠿⣄⠈⢿⡆⠀⠀⠀⢴⡿⠀⣠⠟⣠⣾⣿⢿⡽⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⡞⠀⠀⠀⣸⠇⠀⠀ ⠀⠀⠀⠀⠀⢹⡆⠀⠀⠀⠘⣆⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⢿⣶⡈⢦⢸⡇⠀⢠⠀⢸⡇⠐⢁⣼⣿⢿⣯⡟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⡼⠁⠀⠀⢠⡏⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⢻⡄⠀⠀⠀⠘⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⢶⣿⣿⣳⠀⠀⡇⠀⣼⠀⢸⡇⠀⣜⣿⣹⠶⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡼⠁⠀⠀⢀⡿⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⢻⡄⠀⠀⠀⠈⢣⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠙⣯⡃⢸⡇⠀⢹⠂⠈⡇⠀⣿⠋⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⠞⠀⠀⠀⢠⡞⠁⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠹⣆⠀⠀⠀⠀⠙⢦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣽⠷⣼⠃⠀⠀⠀⠀⢷⡰⢹⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠔⠁⠀⠀⠀⣠⠟⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢷⣄⠀⠀⠀⠀⠙⢦⣀⠀⠀⠀⠀⠀⠀⠀⢿⣴⣿⣦⣀⣠⣀⣤⣿⣧⢾⠆⠀⠀⠀⠀⠀⠀⠀⣠⠶⠃⠀⠀⠀⢀⡼⠋⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⢦⡀⠀⠀⠀⣆⣉⣷⢦⣀⠀⠀⠀⠀⢸⡜⠿⣷⣿⣿⠿⣽⡿⠛⡞⠀⠀⠀⠀⢀⣠⣴⢊⣁⠀⠀⠀⢀⣴⠟⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⠦⣄⣠⢿⣩⡷⡄⠈⠙⠓⠤⢤⣀⣙⣦⣈⣻⣦⣾⣁⣠⣞⣁⣀⠤⠴⠚⠋⣀⣿⣻⣧⡀⣀⡴⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠑⠦⣟⡀⠀⠀⠀⠀⠀⠀⠀⠉⠉⢿⡿⠷⣿⢿⡯⠉⠉⠀⠀⠀⠀⠀⠉⠉⣿⡾⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠓⠶⣄⣀⡀⠀⠀⠀⠀⠀⠙⣶⡿⢸⠇⠀⠀⠀⠀⣀⣠⠴⠞⠋⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀