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Forum Posts

Bootloader Jump failing going to Usage Handler Fault

Posted on May 05, 2015 at 14:48Dear All, I am writing STM32F105 based bootloader. I am able to write the Application File contents to the Flash Application Area. But the Jump to Application is failing; I am getting following Errors: 1. Usage Fault...

STM32f10x Usart polling problem

Posted on May 04, 2015 at 15:53 Hi, I have a problem with usart2 with my stm32f10x. I want to send data using polling and the TXE Flag does not SET and i don't know why. This is the init of the GPIO Ports. /** USART2 GPIO...

lattner by Associate II
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  • 7 replies
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ADC help configuring interrupt and triggering STM32f4

Posted on May 04, 2015 at 12:58 Hello, I want to calculate distances using ultrasounds. I configured correctly an ultrasound transmitter to make pulses of 40kHz. Now I'm trying to configure STM32f4 to read data from the ultrasound receiver. ...

fiulala by Associate II
  • 546 Views
  • 1 replies
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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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  • 1 replies
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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
  • 1900 Views
  • 3 replies
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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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  • 1 replies
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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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  • 4 replies
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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...