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I am working on communication between STM32H735(STM32H735G-DK) and STM32H745(STM32H745I-Disco) via FDCAN according to the official tutorial( he used different MCUs). But I couldn't receive any message by RxData, any idea?

Here is the software setting:​For STM32H735(STM32H745 is the same but with different ID):-Defines:/* USER CODE BEGIN PV */FDCAN_TxHeaderTypeDef TxHeader;FDCAN_RxHeaderTypeDef RxHeader;uint8_t TxData_Node1_To_Node2[] = {0x10, 0x32, 0x54, 0x76, 0x98, 0...

Acecream by Associate II
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Resolved! CAN FD Error on STM32H7AZIT&QU - Principiant

Hello everyone, I'm an HW engineer and I'm quite new in the communication betweer mcu.I'm now facing a communication error related to FDCAN.My colleagues and I have made a system that needs to communicate with the outside world via FD CAN, working on...

AleL_3 by Associate II
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  • 5 replies
  • 1 kudos

ADC + DMA Sometimes read Zeros

I am reading the data after sampling 2048 each 3 times.But is there a reason why sometimes the data is read as 0?​​The cube mx configuration and part of the code are as follows.​please help thank you

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Mlee.3 by Associate
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  • 1 replies
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Issue if tick rollover occurs while waiting for flash

I note in the post (from July 31, 2020 at 8:33 AM) entitled "FLASH_WaitForLastOperation CubeMx error" (here: https://community.st.com/s/question/0D53W00000EDrjiSAD/flashwaitforlastoperation-returns-error-in-stm32g070), that there is a mention of an e...

LKett.1 by Associate II
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  • 9 replies
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Finding the name of the USART handle

Hi. I am going through the STM32 Step by Step instructions, as well as going through the "Description of STM32F7 HAL and low-layer drivers" manual. I am using the STM32756-EVAL board so I have made some appropriate changes based on the pins and ports...

OIp.1 by Associate III
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  • 12 replies
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STM32H7 SPI2 unrealibe transmission of data

Hi everyone,A new issue has occur and have no idea as to why the transmission would be sometimes corrupt. I try sending the word "Hello World" as a test, however sometimes I would receieve the word but sometimes I would receivbe garage values that va...

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CLeo.1 by Senior II
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