STM32 MCUs Products

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Analog Watchdog to wake the sleep mode in stm32

Hi, We use stm32f103c8t6 microcontroller. I need a output for Analog watchdog,adc read continuously background. I access analog value to activate sleep mode and wake up mode. I access the POT to Low threshold(0<100) to activate sleep mode and access ...

mrsmile by Associate III
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Resolved! How to Convert UART received data into Float

HI"I am using an STM32G071CBT6 controller, and I am receiving data using the receive interrupt. I have received some values in my buffer memory, and now I want to convert them to float. If you have any examples, please share them. My buffer memory is...

suriya by Associate II
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  • 10 replies
  • 1 kudos

STM32F401RE

AREA mycode, CODE  EXPORT __mainmyclock EQU 0x40023830myDmode EQU 0x40020000myDout EQU 0x40020014myPU_PD EQU 0x4002080CmyPC13I EQU 0x40020810  ENTRY__main PROC  NOP;------------------------------Port C Clock Enable  LDR R1,=myclock  LDR R5,[R1]  MOV ...

CCV by Associate II
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  • 3 replies
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STM32F4 sometimes not booting correctly

Hello,I have a PCB that I have installed an STM32f407 or STM32f427. The PCB has CAN peripherals, serial peripherals, a status LED, a reset button and other peripherals.I have seen that on startup sometimes the STM32F4 doesn't startup correctly. When ...

RAugu.1 by Associate
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  • 7 replies
  • 2 kudos

Resolved! Irregular adc conversions triggered / synchronized by timer

Hi there!I'm working with a nucleo144-STM32F767zi and facing a problem with irregular ADC conversions (HAL_ADC_Start_IT) which are triggered by a eg. 50 kHz timer update event (every 20 us TIM1 fires an update event)ADC Clock prescaler seems to be PC...

lserrnt_1-1693572140484.png lserrnt_2-1693573420554.png lserrnt_0-1693572061169.png
lserrnt by Associate II
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  • 6 replies
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Resolved! Decoding the STM32H563 datasheet (RM0481 rev 1)

The MCU is great, but the datasheet (in particular the SPI section) is very hard to read. Whatever the original language was, it wasn't English, and I guess Google translate has been involved. I've added an example below, and hope for ST to update th...

Dimlite by Associate III
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  • 2 replies
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Nucleo F7 with Mic / Speaker Expansion Boards?

Hello,Strangely for the AEC AUD example cube pack, it lists the X-NUCLEO-F746ZG as a compatible CPU base in the getting started guid here: https://www.st.com/en/embedded-software/fp-aud-aec1.html#overview Call me blind, but the board connectors don't...

Longetivity of a product

How do we define Longetivity for a product? Is it the time from the product purchase or is it the time the product was launched in the market?

STM32L4R5VIT6 OctoSpi Read issue

The issue is: I'm using STM32L4R5VIT6 (as OCTOSPI master in Hyperbus mode) to test our OCTSPI slave, In this when we try to read data (or slave register read)  from slave, noticed that the first read data value is always (0x8888) and next values are ...

STM32_OCTSPI_Configurations.PNG observation.png
Gopal433 by Associate II
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