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Bldc mechanical resistance

Hello i want to implement a variable mechanical resistance using a BLDC.​So for example the shaft of the motor is turned by an external force and the bldc tries to counteract the force to the tune of e.g. 100Watt.​Since the bldc acts like a generator...

Hos by Associate II
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Resolved! how to enable ETM Trace

Hello,I am using STM32F4 (nucleo F439ZI), so Cortex-M4. I am trying to enable ETM tracing and see something on TRACE pins, I am using STLINK for SWD and observing TRACE pins with an oscilloscope. I enable the trace pins on pin configuration, and enab...

mete by Senior II
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Resolved! usart.c

I want to use the DMA for receiving data over USART. I have configured the DMA as a circular Buffer. To detect the end of the USART package I use the receiver time out.My Problem is, that when the receiver time out interrupt is triggered, not all Byt...

MLudw.1 by Associate
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Resolved! Increase PWM Resolution

Hi!Recently, I've been trying to develop a PWM generation module, in a frequency range of 1Hz to 100kHz with a duty cycle step of 1%. I'm using STM32F103C8 Bluepill to do the job.I can implement this just fine. However, in this range I obtain errors ...

Resolved! NVIC_SystemReset not working

I'm using the X-CUBE-SBSFU bootloader on a ST STM32G474VE.Sometimes NVIC_SystemReset is not resetting the controller, only a power reset helps. Any ideas? The string "Image correctly downloaded" i can see everytime!/* System Reboot*/ prin...

dominik by Senior
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  • 9 replies
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