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STM32L4 Timer: External clock count both edges

Hello,I need to count the number of (positive and negative) edges in a signal within certain time period. For that I use a timer on STM32L452. The AN4776 says that External Clock Mode 1 is able to update the counter on both edges (for the price of no...

PKulh by Associate II
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  • 20 replies
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STM32L073 : Power on reset

I just saw Power on reset feature in Pic (https://microchipdeveloper.com/8bit:por). It can hold mcu a little bit until the power is stable, before starting the hardware initialization. I would like to know if this feature is avalilable on stm32.I ha...

SRodb by Associate
  • 507 Views
  • 1 replies
  • 1 kudos

Resolved! H743 using RAM_D1 can not handle std:string greater than 15

HelloI've been working on a project on an nucleo F411RE and everythings been going fine.I then had to port the project to nucleo H743ZI.As i am using the DMA i had to change the ram from DTCRAM to RAM_D1.Before the change to RAM_D1 i could have strin...

NMunt by Associate II
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  • 9 replies
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STMPE811 touch controller Interfacing with STM32F746BGT6

We are developing the TouchGFX project in  STM32F746BGT6 and using resistive TouchscreenWe have created the project using ST CUBEMX for discovery board .the same project code has been used for our customized PCB.For this we need to interface the STMP...

STM-User by Associate II
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  • 0 replies
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Hard reset Interrupt issue in STM32F103RB

I am testing EXTI interrupts on STM32F103 board. The device works properly when soft reset is given. Interrupts are triggered properly. But when I give hard rest to the device(Like power off & power on) , it fails to initialize STM32. Maybe it gets a...

sne_123 by Associate III
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Resolved! How do the GPIOs actually work?

That question started bothering me when I was struggling with TLE493D that started interrupting using the i2c clock line.It looked like the i2c in the F429 was gone bananas and keeping the i2c stuck (busy).I was thinking of feeding the i2c the clock ...