About SwineOne

SwineOne · 2019-12-03

I believe I may have found a bug in the latest version (1.24.1) of the STM32F4 HAL library.The HAL documentation states this about using UART in DMA mode:DMA mode IO operationSend an amount of data in non blocking mode (DMA) using HAL_UART_Transmit_D...

SwineOne · 2019-10-13

While writing the simplest example I could come up for using the HAL I2C routines, I came across what seems like a clear-cut bug. This is for the latest version of STM32CubeF4 (1.24.0), identified in stm32f4xx_hal.c as "STM32F4xx HAL Driver version n...

SwineOne · 2015-07-12

Posted on July 13, 2015 at 00:24tl;dr version: ST, please add back the xxx_StructInit() functions as they existed in the Standard Peripheral Library. Systematic use of these functions avoided many subtle bugs due to unitialized struct fields.Back wi...

SwineOne · 2019-12-03

You're right. It's even documented at the beginning of the file, which I didn't notice (in the last item):(##) DMA Configuration if you need to use DMA process (HAL_UART_Transmit_DMA() and HAL_UART_Receive_DMA() APIs): (+++) Declare a DMA ...

SwineOne · 2019-10-14

Thanks, my bad. My development environment hasn't been updated to CubeF4 v1.24.1 yet, so this is why I wasn't seeing the fix.

SwineOne · 2016-11-23

Posted on November 23, 2016 at 11:57I just came across the exact same problem.After sifting through the reference manual for this part, I came across Table 82 in Section 21.3.4 (page 623). There it is made clear that there are minimum and maximum va...

User statistics

User Activity

[Bug report] HAL_UART_TxCpltCallback() doesn't get called in DMA normal (instead of circular) mode

[Bug Report + Fix] HAL I2C interrupt handler not working

Feature request -- please add to HAL the xxx_StructInit() functions from the StdPeriphLib

Re: [Bug report] HAL_UART_TxCpltCallback() doesn't get called in DMA normal (instead of circular) mode

Re: [Bug Report + Fix] HAL I2C interrupt handler not working

Re: STM32F334 HRTIM WITH BAD BEHAVIOR