Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on January 08, 2015 at 12:38Hello, a while back I encountered a problem where I am unable to JLink-debug my project. Now I have pinpointed the exact line of the problem: GPIO_SetBits (GPIOC,GPIO_Pin_10); It's a library func. I've checked th...
Posted on January 07, 2015 at 09:40hi, im trying to connect a STM32F107VCT6 to flash it, but the st-linkv2 doesnt detect it.I have conected pins:4--GROUND6--GROUND7--SWDIO---------------------------PIN 72 MICROCONTROLER8--GROUND9--SECLK------------...
Posted on January 08, 2015 at 17:14 Hello everyone, Working on a Differentially Steered robot, nothing new (except to me). I found some code on the web that sets up Timer2 in mode3 (Encoder mode) using PA0 & PA1. I have the contents of t...
Posted on September 21, 2012 at 21:11Hello all,I have a problem I hope you can help out with. I have grabbed the sample code for writing to an SD card and am modifying it to write to an eMMC chip.In the SD_PowerON() function the original code does a...
Posted on December 13, 2014 at 00:19How do I change the target device in STM32CubeMX? Do I need to recreate the entire project and copy over the user sections? or is there a simple way to do it?Right now, I only want to change from STM32F302R8T6 t...
Posted on January 08, 2015 at 14:22Hello!I'm using STM32 CubeMX 4.3.1 generating code in Keil. I experienced extrange behavior with Global variables. It seems as if at some point within a function a local variable loses its contents...But debugging ...
Posted on January 08, 2015 at 13:46Hello, I want to know what happend when I do a software reset exactlly. I use the function NVIC_SystemReset that set the SYSRESETREQ bit. In the documentation I found:The SYSRESETREQ bit in Cortex™-M4F Application ...
Posted on January 08, 2015 at 13:29Hello I'm looking for a solution to get the time between to input signals in microsecond resolution. But I do not want to use an interrupt counting up all microseconds. Is there a convenient solution / method? #...
Posted on January 06, 2015 at 10:30Hello, I want to ask you a question. How many crystal cycles make up a machine cycle are in STM32 and STM8? For example, in 8051, 12 crystal cycles make up 1 machine cycle. Thank you!
Posted on December 09, 2014 at 14:19Dear All,My board is 429I-DISCO. I tried to code a continuous A/D conversion via DMA on FreeRTOS. At first A/D conversion shortly after power-up was starting nomally by ADC_SoftwareStartConv(ADC3). On the rest of ...
