About Yasin Yelkovan

Yasin Yelkovan · 2024-06-20

HiI am using USB DONGLE board (MB1293C) as client and Nucleo board (MB1355D) as server.The BLE_p2pClient application is downloaded in a USB DONGLE board and the BLE P2P_Server application is downloaded in a Nucleo board.My problem is that most of the...

Yasin Yelkovan · 2021-10-21

Hi everbody,I am using STM32L476 mcu with WLCSP72 package on my designed board. On this mcu PC5, PC4, PB14, PC13 and PB13 pins are configured as an output-pushpull. The problem is, when the PB13 pin is set from Low to High, each time short-term pulse...

Yasin Yelkovan · 2017-07-26

Posted on July 26, 2017 at 14:38Hi ,I'm using STM32F407 Discovery kit with CubeMX version 4.21.0 and Attolic TrueStudio as an IDE. Problem is not be able to receive UART interrupts while DMA is running. In my program I can receive ADC values and UAR...

Yasin Yelkovan · 2024-04-16

Hi SWenn,I had the same problem with this video tutorial, so I made some changes and share them below: ** custom_app.c ** 1)Add these variables: /* USER CODE BEGIN PV */ uint8_t notifyStatus = 0; uint8_t button1Status = 0; /* USER CODE END PV */ 2...

Yasin Yelkovan · 2021-10-26

Hi Waclawek,Thanks for your interest.PC4, PC5, PB13, and PB14 pins have same circuit structures But only PB13 pin cause problem.So I think the problem is not on the schematic side.

Yasin Yelkovan · 2021-10-26

Hi Amel,Thanks for your response. I want to share some extra information about my card.1) 'Is issue faced only with WLCSP72 package?' :I have only this package so I could not try other packages.I have same PCBs from two different PCB manufacturers an...

Yasin Yelkovan · 2021-10-21

Hi Uwe,In advance thanks for your interest. I have tested on multiple boards but result was always same.I attached a picture of output circuit schematic. On board there are 4 outputs with same circuit.I noticed that error when I was testing the softw...

Yasin Yelkovan · 2017-10-19

Posted on October 19, 2017 at 15:45I had a similar problem with USART RX interrupts but could not solve it (https://community.st.com/0D70X000006SydqSAC). Than I started to use DMA for USART RX and now I have no problem yet.

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BLE P2P connection problem.

STM32L476 with WLCSP72 package has outpin problem.

UART IT problem with DMA

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Re: STM32L476 with WLCSP72 package has outpin problem.

Re: STM32L476 with WLCSP72 package has outpin problem.

Re: STM32L476 with WLCSP72 package has outpin problem.

Re: USART Rx interrupt NOT Work