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unable to debug using gdb and openocd

Posted on May 01, 2015 at 11:23Hello,I�m quit new to STs micro controllers and openocd. I want to use the STM32L152RE on a Nucleo board. I�ve installed the head version of openocd to get support for this board. I start openocd with following paramet...

torsten2 by Associate II
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STM32 Nucleo memory mapping

Posted on May 04, 2015 at 22:59Hi, I'm trying to understand the memory mapping used on the STM32 Nucleo series of boards. Specifically, I'm trying to understand how I can use SRAM vs Flash for program execution.  In short, i am trying to get my pr...

karthik2 by Associate II
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Open407I-C - Touch

Posted on May 04, 2015 at 21:28I'm not able to work with the touchpanel kit. I took the program that came as an example, I made some adjustments in order to run in coocox, but the touch of the x and y position always returns zero.Does anyone have th...

ricardo by Associate II
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Replicating Cube External Interrupt Example

Posted on May 02, 2015 at 16:37 I'm using the Cube code generator to try and duplicate the Cube example project of generating an interrupt and toggling the user LED on a Nucleo L053R8 board. The example in the Cube package works fine, but trying...

joe2399 by Associate II
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USART + Polling

Posted on May 05, 2015 at 09:24Hello all, I am novice to STM family. Here is the code which I have written for USART but not working .void UsartInit(void) {         USART_InitTypeDef USART_InitStructure;         GPIO_InitTypeDef GPIO_InitStructure...

ISRs and Reentrancy

Posted on May 05, 2015 at 08:48Hi, EDIT: My assumption regarding reentrancy of functions was wrong. The ISRs became active before the buffer structures were initialized. The invalid data caused writes to inaccessible memory. Please disregard the res...

Relation between cycle instruction and clock frequency !!

Posted on May 05, 2015 at 01:14Hi,Let’s start with this example :Let’s suppose I work with an STM32F407VGT6 microcontrollers which his System core clock is set at his maximum frequency which is 168MHZ. According to the ARM website the CORTEX-M4 asse...

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Where are the libraries and HAL tools for the STM32F2

Posted on May 04, 2015 at 21:36I have a STM32F207VC evaluation board. Most libraries I find are for STM32F1 and F4. Is the F207 obsolete. Is there something newer. Is there a good hardware initialization SW/tool for this CPU. Edit: I use an old Keil...

LMI2 by Lead
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