Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on April 18, 2017 at 11:28Hi,I am trying to configure the STM32F7 to work with a Timer and a SPI to transfer data using DMA.The idea is to use the TIM6 to trigger the SPI so I start the SPI data transmission inside the timer interrupt handler...
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...
