Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.
Posted on November 07, 2011 at 22:32Hello all, I've taken the VCP example from the USB OTG Driver/Library v3.3.0 and incorporated it with my embedded application. I've seen some strange latencies introduced in the app due to the USB interrupt, so I...
Posted on July 09, 2014 at 13:53Hi, Has anyone run a CAN application that works also in error cases? In my application the connection hangs, for example, after pulling the CAN bus pin plug and re-connect. One reason for this is the HAL_CAN_Transmit ...
Posted on July 01, 2011 at 06:00Hello All, I am new to STM32F103 MCUs. I know it can boot from system area containing a factory programmer ST bootloader that uses USART1 interface. So I thought there must be a ISP utility from ST can (like the Flash...
Posted on September 12, 2016 at 17:38Hi I have the STM32L152 Discovery board. Is there any possibility to use one of the two USB ports to connect a USB flash drive to them to write files? Are there any examples of such implementation?Or is this also...
Posted on September 02, 2016 at 14:03The documentation (DOCID027704 Rev 5) statesAt the end of data transfer HAL_DMA_IRQHandler() function is executed and user can add his own function by customization of function pointer XferCpltCallback and XferEr...
Posted on September 04, 2016 at 21:45Hello, I would really need some help to get working an USB audio Async interface on the stm32F4 discovery board, with explicit feedback. I'm working on that topic since several weeks and cant't get it work. Thi...
Posted on September 08, 2016 at 20:47Hello guys,I wanted to make a new project for my STM32F072RB using the Cube Library.I'm programming in Eclipse with GNU ARM Eclipse plugin, ARM GCC compiler and OpenOCD together with an ST-Link V2.When I use the ...
Posted on September 08, 2016 at 22:44Why below statements may matter: USB async audio with feedback is very important to address the different time domains: PC as host and Stm32 as device. The feedback management allows to rely on the Stm32 device c...
Posted on September 06, 2016 at 16:30 STM32_USB_Device_Library * @file usbd_audio.c * @version V2.4.2 * @date 11-December-2015 included in all of STM32Cube packages. 1) Audio format type conflict In this implementa...
Posted on August 16, 2016 at 12:16 hi, i am trying to do a data logger using FAT with sd card. in the below code trying to write in sd card with 100ms interval, the code has write into sdcard at only one time. latter it has gone to...
