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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! [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...

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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Dma differences between stm32l4 & stm32f4

Posted on October 06, 2017 at 11:30Hello,I'm trying to port a code from stm32l4 to stm32f4 it seems that DMA initialization is a bit different between those two chips:stm32l4 requires' DMA_REQUEST_XX' : hdma_tim.Init.Request = DMA_REQUEST_4; hdma_ti...