STM32 MCUs Products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

gif-stm32u0.gif

How to read data from a sensor

So, I'm trying to read data from a dht11 sensor. In the datasheet says that you have to send high signal, wait 80ms, then low signal, and dht11 will start sending data.My problem is, I don't know how to debug this. I don't know how to see if I my sen...

pablo1409 by Associate II
  • 2309 Views
  • 6 replies
  • 1 kudos

Resolved! STM32F303 PWM generation TIM1_CH3

Hi,I'm having trouble getting PWM output on my STM32F303. I'm using CubeMX for pin config, then generating for Make for use with VSCode on Ubuntu. TIM1_CH3 has been configured for PWM output on PC2, and TIM1_CH2 on PC1. CH2 works as expected, while C...

kristblo by Associate II
  • 547 Views
  • 1 replies
  • 0 kudos

Resolved! STM32U5A5: DCache as "memory"?

My question might sound "strange" for HW experts.My STM32U5A5 MCU has DCache (16KByte). Datasheet says: used when external memory is connected (e.g. NAND/NOR flash, OCTOSPI).DCache is not used for internal memory (when running from MCU flash or inter...

Jump to System bootloader: does not stay inside

It has been asked several times, however I can not find a working solution for me.With STM32L486RGT6 I achieved to implement jump to bootloader, entering DFU mode successfully. All fine!Doing it similar for STM32L071CZY6TR and STM32F469VE it does not...

Led by Senior
  • 4740 Views
  • 11 replies
  • 1 kudos

Resolved! Data is not stored in the FIFO when FSEL is 1

What I want to do is send Write Enable instruction to external Flash and erase.The environment is as follows.Use Board : nucleo l4r5ziIDE : Atollic TrueSTUDIO® for STM32, Built on Eclipse Neon.1a.(Version: 9.3.0)FLASH : W25Q64JVThe connection diagram...

Myasu1_0-1708448593094.png Myasu1_1-1708448757561.png Myasu1_2-1708449526837.png
Myasu.1 by Senior
  • 522 Views
  • 1 replies
  • 0 kudos

Resolved! MAX17201 read problem.

Hello.We are trying to read measured voltage by MAX17201 chip - register 0x09.But we are receiving incorrect value - 0x936A when battery voltage is 3.0V?!We are using I2C communication protocol.Here is the I2C initialization:static void MX_I2C1_Init(...

STM32U5A5 USB CDC issue

My project use STM32U595 chip. It will use HS USB to send large amount data to computer.I use NUCLEO-U5A5ZJ-Q for testing.The project use Ux_Device_CDC_ACM in NUCLEO-U5A5ZJ-Q of STM32Cube_FW_U5_V1.4.0.I reference this post https://community.st.com/t5...

1.png 2.png
Mark5918 by Associate II
  • 1390 Views
  • 7 replies
  • 2 kudos

Resolved! STM32H735G BSP_OSPI_NOR_Erase_Chip(0) not work

I have STM32H735G configured and worked with TouchGFX,. I have tihis configuration works:MX_OCTOSPI1_Init ->okayBSP_OSPI_NOR_Init(0, &ospi_nor_int)-> okayBSP_OSPI_NOR_EnableMemoryMappedMode(0)-> okay(post code)static void MX_OCTOSPI1_Init(void){ /* U...