Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on May 10, 2017 at 15:29 Hi all, we are working on our second custom boardfor our product, using STM32F446RET6 MCU, 8MHz HSE and 746Hz LSE external crystals. From the first board to this one the only difference it's that all needed chip...
Posted on May 09, 2017 at 13:05Hi,I'm not really an expert in CAN protocol communication but I know minimum about it. I read some forums which talk about transceiver and controller, which are necessary to communicate into CAN protocol. So I take a M...
Posted on May 11, 2017 at 11:40Hi,I have flashed a binary for stm32f769i-eval board from the following pathD:\EMENS\STM32Cube_FW_F7_V1.6.0\Projects\STM32F769I_EVAL\Demonstration\Binary\ STM32CubeDemo_STM32F769I-EVAL_V1.2.0.hexI have copied video fil...
Posted on May 09, 2017 at 11:14Hello Forum,I'm using usart3 of an stm32f090 to establish RS485 comms (not using DMA) in half duplex mode. DE is controlled using a GPIO pin. To transmit I drive this GPIO pin high for the complete duration of the TX a...
Posted on May 11, 2017 at 06:33Hi,We are using STM32L151RE in our project and i need to confirm which clock source i should use for my applicaion?Is there any document to decide (or) what are the disadvantages and advantages of HSE and HSI.Please pr...
Posted on March 31, 2017 at 12:51Hello ST,why can not I Enable in the lwip configuration CHECKSUM_GEN_ICMP when LWIP_CHECKSUM_CTRL_PER_NETIF is set to Enable.cube version 4.20
Posted on April 23, 2017 at 11:48When enabling ICMP so that 'ping' is enable. It is(seems) necessary to disable hardware CRC generation. In that case the choice 'software CRC generation' is (seems to be) stuck on 'disable' and 'ping' does not respo...
Posted on May 11, 2017 at 11:05hello guys,plzz i need your help, i wanna listen to online radio, and Bring out the song from the mini jack of my stm32f407, i have 3G module and i know how to access to the link of radio, the problem i don't know how ...
Posted on May 11, 2017 at 10:44Hello everyoneI am wondering about the USB VCP (virtual com port) driver of ST. But why is such a driver necessary? I would expect to have some standard VCP driver already installed on Windows. If that's a dump questio...
Posted on September 01, 2015 at 17:06MX_RTC_Init still overwrites RTC date and time on startup. Cube 4.1 / F4 1.8.0 #no-cheers
