STM32 MCUs Embedded software

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STM32H750 + USB3300 ULPI deadlock

Working on an audio device using STM32H750 with USB3300, using TinyUSB stack.Either it works perfectly, or there is no ULPI communication.In the latter state, STP, DIR and NXT are all solid high and nothing moves. I can unlock it by pausing the progr...

BRP by Associate II
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  • 2 replies
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Resolved! STM32H573 USBX CDC ACM(DEVICE)

Hello,I am working on device USBX cdc acm with stm32h573i-dk. I am progressing my work from the example in the attachment below.After creating the project as in this example, I ran the software and no Com Port appeared on my computer. Also no error_h...

Eakyo.1 by Associate III
  • 3951 Views
  • 11 replies
  • 3 kudos

Resolved! Bad Range using RFM95 and STM32L476RG

How can I achieve optimal range for LoRa node-to-node communication? I'm using the RFM95 module at a frequency of 932 MHz but experiencing very poor range—data transmission cuts out at only 4 feet. I have a compatible antenna, which is properly solde...

Debug Library?

Hi,So far I have been writing my own debug library but there might be much better one out there.Does anybody know of any well known, perhaps feature-rich, debug libraries which I could use to either improve mine or use directly?Thank you :)

Ricko by Senior III
  • 321 Views
  • 3 replies
  • 2 kudos

STM32F4 I2S DMA

Hello everyone,I am currently implementing an audio synthesizer. My DAC requires the I2S protocol, which is supported by my device (F446). I want to setup a circular buffer to feed the I2S peripheral using DMA. Idealy, i want to set it up and let the...

Smuffin by Associate II
  • 709 Views
  • 7 replies
  • 4 kudos

Resolved! LWIP HTTPD and TouchGFX

I am currently using the STM32H7B3I-DK for touchGFX development before moving to something in the STM32H743 family. I am curios about adding a simple webserver capability while running a touchGFX UI. I have implemented an httpd server on an Nucleo-H7...