Uploading in bootloader mode works sometimes. I can upload the blink sketch and it works. When I upload my own sketch, it does not work. Not even the builtin led. I tried burning the bootloader and got this:
Open On-Chip Debugger 0.9.0-g932ec70 (2017-02-15-12:33) Licensed under GNU GPL v2 For bug reports, read http://openocd.org/doc/doxygen/bugs.html debug_level: 2 Info : only one transport option; autoselect 'swd' adapter speed: 500 kHz adapter_nsrst_delay: 100 cortex_m reset_config sysresetreq Error: unable to find CMSIS-DAP device Error while burning bootloader.
waveGen.ino (1.43 KB)