Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on April 19, 2017 at 14:28Hello,I'm tring to reset a LED register with a timer (TIM4) interrupt, but TIM4_IRQHandler(void); fucntion it's never launch, the code that i'm using is: (mi board es STM32f429I-DISC1).Some one can help me please?Tha...
Posted on April 16, 2017 at 13:03Hi, I'm trying to configure sim900 serial communication with stm32f401re but it seems that it doesn't receive any serial command, source code i'm using: https://pastebin.com/bvrYxEn9 (tried with differents port combi...
Posted on April 14, 2017 at 19:26I have been using the AC6 eclipse IDE on Nucleo F411RE for some time. About every week or two it locks up the system and I have to power cycle to get my computer back :(Last time this happened, I has to reinstall the...
Posted on April 19, 2017 at 17:52I'm using the standard ST libraries and calling FLASH_Unlockon FLASH->KEYR = FLASH_KEY1;I get a hard fault.Using STlink and examining the option bytes there seems to be no protection active only WDG_SW, nRST_STOP a...
Posted on April 06, 2017 at 23:50Hi all!I want to study the ethernet on STM32F407!I have the working board with lan8720, stm32f407 and LEDI connected this board to PC through Ethernet cable/First, I want to know,,that frames from PC are written to R...
Posted on April 18, 2017 at 23:07Hi Forum,I'm using the stm32f091, but when I enable the USART3 interrupt, the system hard faults. I already use USARTS1 and 2 without any problem. Not sure what else is required, so I'd be grateful for some assistanc...
Posted on April 18, 2017 at 21:11Hello everyone,I have a problem with wifi shield.I followed the 'WiFi-en.DM002450122 'manual (first file) to move the UART1 from PA9 and PA10 to PB6 and PB7 (removing \ shifting resistors), now I have tried to downl...
Posted on April 19, 2017 at 12:00Hi there ,We using AC6 IDE to develop our application based on VL53L0X and STM32L432KBUx. Everything was good until I can't program my target.At the beginning only the debug session worked fine. But now I'm not able ...
Posted on April 18, 2017 at 20:28AN4621 'STM32L4 ultra-low-power features overview' says (page 16):The STM32L4A6xG, thanks to the external SMPS supply option, makes it possible to force on the Vcore pins (when the MR is in use) an external VDD12 sup...
Posted on April 18, 2017 at 12:47we developed thermal printer solution using STM32F030CCT6 controller.The issue after 3 or 4 days of working on end user's site some of the pins failed (i mean showing zero resistance to ground).scenario is as below.t...
