Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on July 20, 2015 at 15:47 Hello I have been trying to get the RTC to work with VBAT. I have connected 3V coin cell battery to the VBAT pin (RTC initialized beforehand). I test if RTC is working in the following way: if((RTC...
Posted on July 20, 2015 at 00:05Hello all,I tried searching for a bit but couldn't find anything pertaining to my question.I'm trying to set up an external interrupt but I don't understand why exactly we clear the pending bit in EXTI->PR and not in ...
Posted on July 20, 2015 at 09:48I would like to use the driver of AES encryption, but every time the CRYP->CR run, it will go to hardfault.I have no idea the reason.Thanks!
Posted on July 16, 2015 at 18:21Hi all, I have a STM32F103VEH MCU which is connected to a FT232 USB module. All pins at the MCU with alternate functions are connected to the corresponding pins at FT232 USB module, which are: PA11 -> USBDM (USB data ...
Posted on July 07, 2015 at 16:40Hello everyone,I'm facing a problem in which I'm clueless how to solve. Maybe someone can help me out or give me some hints.To the setup:I'm running two STM32, one STM32F0 to communicate via USB with a PC and a STM32F...
Posted on June 07, 2015 at 18:37Hi, I've generated a project with cubeMx for System workbench. Now, I add some c++ classes which does not compile because they are compiled by eclipse with gcc and not g++. Can anyone tell me how to fix this ? I can n...
Posted on July 20, 2015 at 03:10There seems to be an inconsistent usage of the terms ''Idle Line'', and ''Idle Character'' in the STM32F4 reference manual.In my view, I could consider a transmit or receive line that is idle (without a start bit) for...
Posted on July 19, 2015 at 23:02Hi,I have a Nucleo Board, STM32F072R8, and I followed thishttps://stm32geek.wordpress.com/2014/10/21/stm32f3discovery-on-mac-os-x-using-eclipse-gcc-arm-and-openocd/ to develop on Mac OS X using Eclipse IDE. Build Proj...
Posted on July 18, 2015 at 23:13Hi,I'm trying to enable the cortex's fault exeptions for my stm32f7 board.Everytime I call HAL_NVIC_EnableIRQ(UsageFault_IRQn); or try to enable some other Fault I get an Hard Fault.I already tried to access the reg...
Posted on July 19, 2015 at 15:46I have been using the following setup for trying out a few demo programs. I use the jLINK OB. However it appears that I have blocked my STM32 by uploading bad code.Is there some means of resetting the board in the cur...
