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Forum Posts

Program stucks on Timer2 Delay.

Hello,In my application there is an external interrupt configurations: RCC_ClocksTypeDef RCC_Clocks; RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE); EXTI_InitTypeDef EXTI_InitStruct; NVIC_InitTypeDef NVIC_InitStruct; GPIO_EXTILineConfi...

AKara.3 by Associate
  • 565 Views
  • 1 replies
  • 0 kudos

STM32G431 OPAMP not work?

Hi all,I'm using STM32G431KBU6, I've enabled the 2 opamps in cubemx, the settings for the opamps are: mode -- standalone power mode -- high speed user trimming -- disable I have 2 resistors and 2 caps to set the gain, low-pass cutoff freq and high-pa...

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Jhon by Associate II
  • 850 Views
  • 1 replies
  • 0 kudos

Read Out Protection Problem

Hi, I am using stm32f407vg. There is no read/write protection for sectors, there is only write protection option. So I had to enable read out protection, when I change protection level 0 to 1, code doesnt work. It's not working for even led blink cod...

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kb24 by Senior
  • 974 Views
  • 6 replies
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Resolved! Timer in slave reset mode is not resetting counter?

I've spent literally dozens of hours just trying to understand and get a timer to work. This is not due to a lack of effort.I'm creating a setup to use TIM1 in input capture mode to capture the rising and falling edges of a pin coming from an IR rece...

SWill.11 by Associate II
  • 2731 Views
  • 8 replies
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I2C only sends the slave address

Hello I am trying to communicate with TI BQ28Z610 by using Nucleo-F746ZG. All I do is trying to read data from TI chip. I am sending 0x08 to slave address 0x16.I2C frequency is 80kHz and pull ups are 10 K. Here is the related part of the trial code:w...

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GunkutA by Senior
  • 857 Views
  • 3 replies
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stm32f7 usart and data corruption

If I understand correctly the STM32F7 USART/UART doesn't have a hardware FIFO implemented. So how do I prevent data corruption if the interrupt aren't handled in time? Timing is now critical.I see there a couple of examples which use DMA. Only how to...

Evan .1 by Associate II
  • 2162 Views
  • 11 replies
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f_read problem in F4 1.25.0

I can not read correctly 512 bytes or more. but 256 bytes read is correct.if i read 1024 byte read , my first byte and byte 512 is not correct

spi

Hi,I have problem with SPI data transfer on stm32h743VIH. Spi is used with external ADC. ADC data ready voltage level seems OK ~1,8 V (Vdd) but the MISO line shows only about half of this ~0,9 V. This seems to be too low for data transfer. MISO line...

teijo by Associate II
  • 1426 Views
  • 4 replies
  • 0 kudos