STM32 MCUs Products

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DMA questions

Posted on October 07, 2017 at 14:12Hi,I'm learning about stm32 MCU handling. stm32f0-discovery platform with stm32f072rb MCU.I have a questions about DMA.1. How to modify transfer direction? I try to modify DIR bit in CCMR1, but setting is rejected....

STM32 Writing to a Text File

Posted on October 03, 2017 at 20:40Hi,I am trying to write data to a text. The code is shown below. I am using STM32L152D board with Keil V5.When I exceute the code, nothing works at all.#include <stdio.h>main(){FILE *fp;fp = fopen('/tmp/test.txt', ...

ST-Link Utility ''Run Application'' from CLI?

Posted on October 04, 2017 at 19:31Our application (SensorTile L476) works well when programmed and run from our SWD programmer (Nucleo 476).  However, once untethered from SWD, if we disconnect and reconnect the battery, the CPU stays in Reset and ...

Resolved! How to speed up usart communication?

Posted on October 05, 2017 at 13:39The original post was too long to process during our migration. Please click on the attachment to read the original post.

Jakub B by Associate III
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Resolved! [Documentation] UM1472 STM32F4DISCOVERY - Free I/O

Posted on March 07, 2017 at 16:12In UM1472 rev.5, Table 6. STM32 pin description versus board functions, the Free I/O column as it is now is dysfunctional.It has an interesting history: the pins respective to individual functions (including free) us...

How many alarms can i have with RTC in STM32F407VGT

Posted on October 06, 2017 at 11:52Hi,i need two precise alarms i can set on my STM32F4 which will also be save when only the Backup domain is powered by a small battery. How many alarms can i have on the RTC of STM32F4? What would be my other optio...

stm32l4xx standby exit pullup/pulldown

Posted on October 06, 2017 at 01:45The stm32l4 family had the very nice feature of programmable pull-up/pull-down on the various GPIO pins to be applied when in shutdown or standby.  In standby mode, these configurations are not lost at wakeup (at l...

Geoffrey1 by Associate III
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Need the development board of STM32L072RB

Posted on October 06, 2017 at 12:39Hello,I need the development board of STM32L072RB. I also need the technical difference of STM32L072RB and STM32F072RB.#stm32l072rb #stm32f072rb

ketan v by Associate
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