USB DFU & FLASH_PROGRAM_TIME
HiI successfully got USB DFU bootloader running based on this video.But one question: why is FLASH_PROGRAM_TIME 50 ms?How is this value dervied? What is the minimum possible value?Thx.
Forum Posts
Resolved! STM32F769, generate a 2kHz clock on PC9.
Hi,I'd like to have a 2kHz clock source on PC9, I was wondering if I can use TIM3_CH4 or TIM8_CH4 to do it. May you please help me to figure out it? My question is how to generate a 2 kHz clock on PC9 if I would like to use TIM3_CH4 or TIM8_CH4? Howe...
Debugging problems on STM32G0B1 Nucleo board in conjunction with flash memory erasing/programming
I have a very strange behaviour when using the (on-board) ST-Link debugger on the STM32G0B1 Nucleo board using the Flash Programming example contained in the STMCubeG0 package (v1.5.0).I use Keil MDK IDE v5.36, CMSIS- & STM32G0 device support package...
STM32 microsecond delay function with polling method
Hi,I am using stm32f0. I try to microsecond delay function. But, I observe that TIMx->CNT not increasing.I probably mistake on configutration function. But I could not solved. In 29 line, UF flag not to be setHere is my code; void ledconfig(){ GP...
Resolved! How to debug Stm32H755 Cm4 Core to get SPI clock running.
Hey Everyone, I am having an issue with the stm32h755 dual debugging. Im trying to run cm4 by itself without cm7. But the issue im having is, whenever I reset the MCU and check the SPI lines, I see a clock running. When I debug just cm4, I do not se...
Resolved! STM32F446xC/E - Newbie - Help
Good morningI am a newbie about MCUs.I would like to begin with a STM32F446xC/E MCU and a led blinking small project.So, I need some help with basic topics.-Can I put the STM32F446xC/E on a breadboard?-Can I program the STM32F446xC/E with a Nucleo de...
STM32f071RB PA1 Comparator
Hello!I'm using Comparator 1 in the STM32f071rbt6 uC. The Comp is properly configured, and sends an interrupt once triggered on PA1 referenced to PA4(DAC_OUT_1).it happened that the PA1 GPIO accidentally was not configured. Yet the comparator functi...
STM-Studio doesn't recognize Java during the installation
I am trying to install STM-Studio, and during the installation process, it tells me that I need to install JRE version 7 or later. I've installed JRE 10, (If I wanted to install JRE 7 I had to go through the archive and it asked me to create and acco...
Resolved! CAN bus calculated data is wrong, preset data is right
Good day I am sending a CAN message from a STM32F042. The first two bytes are the value read from an ADC split into 2 bytes. Then just for testing I set 4 bytes to "F042" which is then a fixed value that i know its sending what I ask. The problem I h...
Resolved! STM32G071R8 SPI using DMA not transmitting
- STM32G071R8T6, DMA chan 1 ADC's, DMA chan 2 SPI TX, DMA chan 3 SPI RX and DMA chan 4 DAC- Tested the SPI configuration without the DMA to a SPI EEPROM and it works. Once the DMA configuration was used, we do not see any data being transmitted. ...
