STM32 MCUs Products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

TIM_DMAError with ErrorCode 1

Hi, I am trying to send WS2812 LED data as PWM signal using DMA. All works on STM32F091/STM32F103, but when I try to do it on STM32F407 sending via DMA fails.My TIM1/DMA/NVIC settings: I am trying to call:HAL_TIM_PWM_Start_DMA(&htim1, TIM_CHANNEL_1, ...

0693W00000Y8pc8QAB.png 0693W00000Y8pcDQAR.jpg 0693W00000Y8pcNQAR.jpg
JBond.1 by Senior
  • 671 Views
  • 1 replies
  • 2 kudos

memcpy vs split SPI transfer

Hello,I came across this question while writing a driver and I would like to ask what is your best practice in this regard. So lets say you want to interface with an chip via SPI. To perform any action, a command byte or a sequence of commands is req...

MLang.7 by Associate III
  • 805 Views
  • 1 replies
  • 0 kudos

STM32F779AIY6 - What if NC pins are connected to GND?

Hello,i just received some custom boards with a STM32F779AIY6 on it.3V3 net and GND net have a short circuit when MCU is soldered, without MCU there is no short circuit.I checked everything, it should be fine.But what i just found was that the datash...

Why is my ADC reading zero for values?

My objective is to utilize ADC peripheral for reading analog signals and converting them to digital. I am using the polling method for reading ADC values. When setting up the chip configuration, I am currently using the Nucleo-H743ZI with default set...

0693W00000FCaDFQA1.png 0693W00000FCaDtQAL.png 0693W00000FCYf3QAH.png 0693W00000FCaJSQA1.png
LRive.1 by Associate
  • 3255 Views
  • 4 replies
  • 0 kudos

Variable NOR flash wait-states using the STM32F4's FSMC

Hi all,I'm planning to use an STM32F405 and its FSMC to interface with an external, parallel 16-bit NOR flash chip from Infineon/Cypress.This chip has a read page size of 32 bytes / 16 half-words.When reading a half-word that is located in a page whi...

DashNode by Associate
  • 473 Views
  • 0 replies
  • 0 kudos