Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.
I found very strange behavior of the STM32F7 HAL I2C. Please see the description below. I have also attached problem demonstration program and screenshot.Regards,Seiichi CubeMX version 5.0.0 for LinuxSW4STM32 version 1.15.0.201708311556 for Linux 64b...
I am trying to verify the various commands described in AN3155, ST's app note for USART protocol used in the STM32 bootloader.Per Section 1, when the bootloader receives 0x7F data frame, the code initializes the serial interface and then is ready to ...
Hello everyoneI am having trouble understanding the relationship between the registers and the callback functions for my application. Briefly put, I am transferring 2 values to the DAC via DMA using TIM6 as interrupt at a rate of 50 Hz. I want to sam...
Unfortunately, there does not seem to be a good parametric search capability on the website that crosses SMT32F? series boundaries, so I've been unable to be certain if my many individual searches haven't missed anything. (On the phone yesterday, the...
I need two interface with HID usb. One for Keyboard and Mouse, the other for Custom USB for transfer data. I success create for Keyboard and Mouse, but the other Custom USB is error. Is there anyway to support 2 Report Descriptor like USB library for...
Could you provide demo source code on the board STM32L4R9I-EVAL. I bought the STM32LR9I-EVAL board and the current demo program is very cool. I need the demo source code to study. Thanks!
Hi,I can not get DFU to work in the schematic shown. I am attempting to enter DFU mode but I can't see any devices in Win 7.I don't know if this is a USB issue or DFU mode issue.I would appreciate any help.BestNick
Hello,A project created in truestudio generates a HardFault_Handler.There are 2 PCBs I made. PCB A and PCB B are the same circuit and components. I have confirmed that the operation is correct while writing the code in PCB A.However, there was a prob...
I have stm32vldiscovery board. I generated project by stm32cubemx.I want to switch down led by external interrupt (PA0 button).I have this in main.c#include "main.h" ... uint8_t ldOn = 1; int main(void) { HAL_Init(); SystemClock_Config(); MX_...
Hi,I'm using the USART function HAL_UART_Transmit for debugging.Most of the time everything works well.But sometimes the HAL_UART_ErrorCallback is called... And all my program freeze.Could you help me with these 2 options (first is best for me) :how ...
