STM32G0x0 WWDG timeout formula
Can you confirm that the formula on the RM0454 manual to calculate the wwdg timeout is wrong? Shouldn't the WDGTB[1:0] parameter be WDGTB[2:0]?Thank you
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Resolved! Slow RTC
Hi all,I'm using STM32F429 on a custom board which is running a TFT LCD and RTC is running slow compared to the computer clock. 8MHz crystal is connected to HSE but currently, LSE is using an internal clock. My question is: Can I connect the external...
How HAL I2C slave works?
I'm trying to do I2C Slave but I totally don't understand how to implement it using HAL.I have a good record of data in Slave.But but when I use HAL_I2C_Slave_Sequential_Transmit_IT I get a HAL_BUSY error.What should I do? I looked at the examples bu...
STM32H743 Using peripheral to memory transfer via DMA works only once.
I am using HAL_DMA_Start_IT(..) to read data from GPIO that is triggered via a Timer IC. It works the first time, but if I use HAL_DMA_Start_IT(..) again the destination memory is not updated but I get the transfer complete interrupt. If I use a dif...
STM32F4 CAN2 TX mail boxes return full while using both CAN1 and CAN2 at 500KBPS
I am trying to use both CAN1 and CAn2 with both 500KBPS . CAN1 transmits successfully . But for CAN2 TX mailboxes return full. Below is my CAN configurations file. Any help appreciated
Cannot program using JLink - "Could not verify ST device!" with real device with correct identifier
I am unable to program any boards from CUBE IDE at the moment. I am using Segger JLink, which connects and correctly identifies the chips from the Commander.When I use Debug, with configurations I have been using for ages, and successfully programmin...
Resolved! Toggle GPIO port input/output direction (MODER) through DMA? STM32H750
I would like to remove the CM7 from having to be involved in this toggle. Should it be possible to toggle the direction through DMA? Is there anything special that needs to happen for this to work? // Switch to output. GPIOA->MODER = ...
How to connect STM32H745I-DISCO with openOCD using openOCD ?
Hello,I am not able to connect my ubuntu 20.04 laptop to a STM32H745I-DISCO board using openocd.```$ openocd -f board/stm32h745i-disco.cfgOpen On-Chip Debugger 0.11.0+dev-00450-ge67ff42de (2022-01-14-09:58)Licensed under GNU GPL v2For bug reports, re...
