STM32 MCUs Products

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Resolved! STM32F407 MCU Maximum Voltage Input

Hi AllMaximum input voltage for this series of MCU per Table II of the datasheet is specified to be 4.0 VDC for all pins other than five-volt tolerant. Table 12 specifies the maximum injected current for all pins other than five-volt tolerant to be +...

IKhan.2 by Associate II
  • 1529 Views
  • 5 replies
  • 1 kudos

Resolved! Problem with UART interrupt

Hi,I have two MCU communicating with each other via RS485. It's a very simple code one MCU send a data to other and the other is trying to receive this. With MCU2 code everything is fine. It sends data like it should be.Problem is with MCU1 code. Whe...

Raf_al by Associate III
  • 1974 Views
  • 13 replies
  • 5 kudos

Resolved! FMC memory in fmc display

hello, I have a display configured for FMC but I would like to add a framebuffer to the RAM memory, unfortunately the MCU memory is not enough (the display resolution is 480x800) so I have to add external RAM. My question is how to do it since I am a...

how to program the option bytes within firmware

Hello,After reading the following threads:How to program STM32 Option Bytes with the HAL API - STMicroelectronics CommunityWhat are option bytes in STM32 and how do I use th... - STMicroelectronics CommunityProblem with option bytes set from program ...

KoSt by Associate III
  • 395 Views
  • 0 replies
  • 0 kudos

USB type C not working.

I have made my own PCB with STM32F427VIT6 for a project. But if I tried connecting with the cube IDE, I could not connect it through the Type C port, I could only connect it with STlink. Even my laptop doesn't detect the port. Can anyone help debug t...

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Jeeva by Associate II
  • 1126 Views
  • 6 replies
  • 1 kudos

Resolved! External oscillator issue ( stm not booting)

Hello, I have designed my PCB with stm32f427VIT6 and a 24Mhz crystal oscillator. I was trying to upload and test the normal blink code and it's not working. If I disable the external clock, the LED works and does not work with an external clock. I am...

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Jeeva by Associate II
  • 1463 Views
  • 8 replies
  • 8 kudos