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SDRAM W9812G6KH and STM32H732

Hello!​I have never created custom PCB with SDRAM before and I would like to clarify whether this memory will work with FMC.​Thank you very much!​

AKosi.1 by • Associate
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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
  • 530 Views
  • 1 replies
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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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  • 2 replies
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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
  • 1240 Views
  • 3 replies
  • 0 kudos

SPI Slave with DMA: How to receive packets of unknown length?

Ok guys. I think I'm slowly turining insane. Someone please help me. I already wasted so many hours on this...I'm currently fighting with getting SPI to work in slave mode with DMA. So let me explain what I'm trying to do.The STM32(F303RE) is connect...

Geend by • Associate
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  • 5 replies
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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 ...

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