Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on June 20, 2014 at 17:12Hello everyone, i am trying to implement CAN on my application. It is the first time i am dealing with it. I've read a lot about protocol itself, and looked through a lot of examples which are posted in this forum. Th...
Posted on June 26, 2014 at 19:25I am using all 4 ADC's with 4 channels used on each. ADC 1 is on DMA1 and ADCs 2-4 have channels on DMA2. All 4 ADC's run off timer15 at 1Khz. The problem I am having is that I only get DMA interrupts for ADC 3,4 a ...
Posted on June 27, 2014 at 13:07Hi,I need to transmit 64 bytes at a time with xbee-pro-s2b. Then send xbee into sleep since this is battery powered application.At receiver end another xbee-pro-2b is connected which is not battery powered. So always ...
Posted on June 22, 2014 at 12:16There is a bug on the latest STM32F4 usb cdc code. Update the STM32CubeMX and the STM32CubeF4 library to the latest versions. Create a new project and enable RCC HSE with external crystal and HS usb in device mode (in...
Posted on June 27, 2014 at 00:28Compilation of known issues:USB CDC bug in the new STM32Cube FW_F4 V1.2.0 library ( still present in FW 1.3.0 )[DEAD LINK /public/STe2ecommunities/mcu/Lists/STM32Java/Flat.aspx?RootFolder=/public/STe2ecommunities/mcu/...
Posted on June 23, 2014 at 15:35I have problem with jump to application by bootloader. The device used is the STM32F105R8. The bootloader does not jump in the application,it crashes in the function ''Jump_To_Application()''. The code of the bootload...
Posted on June 26, 2014 at 17:01Hello,I would like to know what happens if I modify the USART baud rate register value very little (+-3%) during a communication. Is it safe or is it essential to stop the communication before updating the BRR value e...
Posted on June 25, 2014 at 07:41 Hello there, I am trying to access an external SRAM, but I have some difficulties to get it right. I am using an STM32F4 microcontroller and an external SRAM - IS61WV102416BLL. The problem is ...
Posted on June 25, 2014 at 02:28 I'm trying to do a simple memory to memory transfer with the DMA2D, but the configuration error flag is being set when I start a transfer. Here is the initialization code: uint16_t *imageBuf = (uint16_t*)0...
Posted on September 03, 2013 at 13:00Hi,I have a working piece of code that takes an input signal on tim3_ch2 (pc7) and outputs a pulse on every 390 counts on tim3_ch1 (pc6). However, i need to use tim3_ch4 (pc9) as input pin for clock signal. I tri...
