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Resolved! HardFault when using UART and DMA

Hi, I have a program running on a STM32U083RCT that is raising a HardFault when running at full speed, but when stepping through the code using a debugger the code appears to run correctly. I have a transceiver device connected to to USART2. I have a...

Jorgie by Associate III
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  • 2 replies
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Lora Basics Modem on STM32L073RZT6

Hello, I'm working on testing the LoRa Basics Modem V4, available in SWL2001 on github, and for now I've managed to generate the executable and download the program on the board I have, but nothing has appeared yet on The Things Network. I believe th...

stm32 GPIO input from mcp23017 interrupt

Hello,I'm working on a project involving an STM32F103 and a mcp23017 port expander.I've connected the mcp23017 INTA to PA15, no pull-up or down involved.I'm able to drive the mcp23017 via I2C, no problem about that.The problem I have is detecting the...

Resolved! Control amount of samples for timer STM32H7 via PWM?

Hello, I need to make 10 samples via Tim13 and PWM in STM32H7. I implemented the next script, but finally, on the oscilloscope, I saw about 50 samples every 0.1 sec. Do you know, how easily control the number of samples for Timer in stm32?       #inc...

Ronil by Senior
  • 1284 Views
  • 8 replies
  • 1 kudos

Resolved! STM32 builtin bootloader GO command problem

Hi,I am trying to set up bootloader on my STM32G030, via usart. When I enter it and send start command (0x7F) I do get ACK response(0x79). I cna read ID and protocol verions, but when I try do use "Go" command to start my application, it gets stuck.W...

KlemenDS by Associate II
  • 486 Views
  • 2 replies
  • 1 kudos

Resolved! UART Transmission on STM32 Nucleo-h723zg

 I am using STM32 Nucleo-h723zg for a UART serial transmission using UART4 and UART7. I have used UART4 only in my code to test since using both was not working. Still, nothing is showing on my RealTerm serial monitor. I used STM32 Cube IDE. I don't ...

SAW by Associate II
  • 1011 Views
  • 5 replies
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Resolved! netxduo with cellular modem

Hallo,I have a board with stm32u5. This board sends mqtt messages to a broker using a cellular modem.As os, I'm using AZURE RTOS. I'm wondering if it's better to use lwip, netxduo or stm32_cellular as a substratum. Where can I find examples of netxdu...

IVent.1 by Senior
  • 614 Views
  • 1 replies
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stm32-timer-output capture

I an using stm32f030c8tx  need to generate a pulse with a desired frequency, which can be adjusted through three different modes. The modes are as follows:Frequency remains the same.Frequency is divided by 2.Frequency is multiplied by 2.The mode is s...

jith by Associate
  • 522 Views
  • 1 replies
  • 0 kudos