STM32 MPUs Embedded software and solutions

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Poor OpenGL performance

I've run a simple graphical program with Mono and OpenTK. It contains a simple fragment shader (demo). One frame renders about 7 seconds and CPU usage is 100%. Is it normal?vec2 p = ( gl_FragCoord.xy / resolution.xy ) - 0.5; float sx = (amp)*1.9 * si...

I would like to knew why the GPIO-Pin PA11 is on high level while the Board boots. I configured the Pin Muxing with CubeMx and Loaded the Device tree for the Kernel in the boot directory and synced it. I configured the pin as a PWM pin.

When I run my M4 Application every thing is working fine. But while the Board boots until i start the M4 remoteproc the pin is on high level. How can I set the pins reset(boot) configuration to low? I'am using the developer package.