Thank you. I thought if you added assembler in-line with the C program it would reside in the wrong memory. But I guess ulp_process_macros_and_load moves it over to slow memory and builds the 12 byte program header. If it also resides in main memory it would not be a problem because it has to be ver...

Have you tried channel 6 and 7?
Channel 5 is a touch pad and channel 6 and 7 are not.
Channel 4 is also a touch pad, GPIO32.
Maybe they have to be enabled via an RTC command?

Another member (duff2013) has written a python script to supplement the espressif python script for building programs in Arduino IDE. But it does not work on linux PCs, and it requires you to install python on your PC just to execute those 2 scripts. I don't like python and I don't want to install i...