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Forum Posts

Bypass capacitors for STM32F0 series?

Posted on October 09, 2013 at 10:43Hi.I am designing a test board using STM32F0 series MCU.On the datasheet, it states I have to attach 3 bypass capacitors(2 x 0.1uF, 1 x  4.7 uF) per each VDD. Is it absolutely necessary?, What is the point of using...

Partial Alternate Function mapping

Posted on October 08, 2013 at 23:35what is difference between  two ''Partial Alternate Function mapping'' and ''Full Alternate Function mapping'' for @param in GPIO_PinRemapConfig() on stm32f10x_gpio.c driver?thank you #partial

_behn4m by Associate II
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stm3210C-Eval Debug-HSEStatus

Posted on October 07, 2013 at 08:59hello forum. I am new at arm so first I want to use the GPIO. I use stm3210c-eval. and this development board use stm32f107VC. I write code like this.#include ''stm32f10x.h''#include ''stm32_eval.h''#include <stdio...

RTC of STM32F1 wakes up from STOP after 1 sec

Posted on October 08, 2013 at 18:29 Hi all, I use RTC_IT_ALR of STM32F102 to wake up from stop mode. In my IRQ Handler, I do this : RTC_SetAlarm(RTC_GetCounter()+ 10); and in main : while(1){ PWR_EnterSTOPMode(PWR_Regu...

Kuikui by Associate III
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Running code from RAM

Posted on September 16, 2013 at 22:20Hi all!I am wondering if anyone has tried jumping from flash code to an entire project in internal SRAM without resetting (so no memory remap / boot0/boot1 config is required). I am working on the STM32F417, and ...

slal by Associate III
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  • 14 replies
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JTAG vs Serial Wire

Posted on May 13, 2013 at 19:46I'm using the STM32F407 in a new design and due to a conflict of peripheral pin assignments (Why isnt there more clk pin assignment flexibility?) I cannot use the JTDO pin of the device for JTAG. I think my only option...

Flash Memory: crash on write access

Posted on October 07, 2013 at 18:11 Hi I'm trying to write to the Flash ROM on my STM32F3 board (256k). Erasing a page works fine, but when I try to write a word (or half word), the MCU crashes. I'm doing what the standard peripheral l...

stm32L discovery onboard st-link

Posted on October 06, 2013 at 23:12Hi, I've got a question about using ST-LINK/V2 to program/debug an external application: if onboard st-link can be used only for MCUs from STM32L1 series or from other series too? I'm asking because in UM1079 it is...

kkkuba by Associate II
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