Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on April 11, 2016 at 17:08I'm currently having some issues with the USB core on the STM32f4. Before enabling the USB core the VBUS line (GPIO A9) is low as would be expected. when a usb cable is plugged it I detect this and enable my USB core...
Posted on April 11, 2016 at 09:39Hi, I would like to configure a timer as a slave in gated mode which has an external clock from another timer. So in my setup I do would have three timers. A ''clock timer'' which outputs a given clock frequency, a m...
Posted on November 24, 2015 at 09:02 Hello! I'm developing an application which requires the heap to be located in a 32MB off-chip SDRAM. I'm using Keil RTX in the project.The problem is the application falls when a function malloc() is ca...
Posted on April 08, 2016 at 10:34Hi Group,Is it possible to disable the Reset pin on this micro for a time interval so that any external reset pulse don't have any effect during this time?Kind RegardsBob
Posted on April 08, 2016 at 18:43Hello,i'm using a STM32F051 and i want to know if the reset is a watch dog reset or not.I read the flag IWDGRSTF in the CSR register (RCC peripheral) but this bit is always set when a reset occurs.I tried with no wat...
Posted on April 11, 2016 at 11:00Hello, dears!I'm stucking around interfacing the NAND to STM32F746The nand is (NAND512W3A2CN6)Thus we have 512 bytes (0.5 kBytes) per Pagebut in the HAL drivers description we can see:PageSize - NAND memory page (wi...
Posted on April 11, 2016 at 08:51Hello, I try to download CubeMx 4.14.0 from ST Webpage, but only always get ''Sorry page not found'' I need the setup program for a restorable development enviroment.
Posted on April 06, 2016 at 12:43Hello everybody!I want a little advice on the best way to code (on a STM32F4) an USB HOST ''ONLY'' with a standard type A connector.The picture of the STM32 > USB CONNECTOR cabling is attached: https://my.st.com//pub...
Posted on February 28, 2016 at 17:43Hello,I have a problem with CAN bus on STM32F103TB.I have CAN_ESR register = 0 but still I get bit ERRI in CAN_MSR = 1.If i try clearing it either via code or via debugger it will be set again by hardware.I've sea...
Posted on April 08, 2016 at 15:37Hi i wonder if there is a way to transfer from pheripheral to pheripheral using dma on f429.could anyone tell me ?
