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Debugging with STM32F401C Discovery

Posted on November 27, 2013 at 11:42Hi, I am using a STM32F401C Discovery board with the L3GD20 project example and I wanted to use the Debug printf view to see what are the data coming from the gyroscope. I followed this tutorial from Keil to enabl...

tgr by Associate II
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  • 19 replies
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STM32F100 USART outputs 00

Posted on November 27, 2013 at 15:56 Hi together, I am using the code below to iterate over SRAM and put out every byte over USART1. However, I am receiving only null-bytes. I was debugging the codein Keil MDK and everything seems to be f...

an by Associate II
  • 907 Views
  • 5 replies
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Camera examle for STM32439I-EVAL2

Posted on November 28, 2013 at 17:12Hello, I need the camera example for STM32439I evaluation kit. I have STM32F4xx_DSP_StdPeriph_Lib_V1.3.0 but it doesn't work because this code is for STM32F437 (max.). I try to modify the code but I don't get wor...

ruben by Associate
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  • 2 replies
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STM32l152 External interrupts problem

Posted on August 12, 2013 at 15:29Hi, I'm trying to configure external interrupt on Port A Pin 0 and cannot get it working. Can't find the problem. The IDR register shows input but interrupt doesn't happen. The code: &sharpinclude ''stm32l1xx_conf.h...

k_ by Associate II
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  • 8 replies
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High frequency GPIO

Posted on December 03, 2013 at 20:30Hello, i'm using STM32F4 Discovery board. I need a GPIO pin oscillating as fast as possible. With the code bellow I get just 3 Mhz (measured with digital probe), but I suppose there are ways to get it to much high...

DMA Peripheral Base Address

Posted on December 05, 2013 at 07:46 Hi , I am new to Stm32 . While browsing through the examples i noticed something that i dont understand for DMA . In the DMA-UART example, // In the initialzation code DMA_InitStruct...

Uart 6 problems

Posted on December 02, 2013 at 10:43Hey folks, Having some issues receiving data on uart6 on my STM32F415VG and hoping someone might be able to help. I'm sending data at 115.2kbaud with 8 bits, no parity and one stop bit. I send the data to my perip...

DMA USART Tranmission Problem

Posted on December 05, 2013 at 10:38 Hi . I am new to MCU programming and i am working on stm32f103 . I am trying to allow usart communication via dma . I have modify the code for the STM3210E_EVAL. int main(void) { /* System C...

STM324x9i-EVAL StemWin

Posted on December 05, 2013 at 00:36 Hi there, I'm trying just a little ''Hello world'' using STemWin on STM324x9i-EVAL. I've noticed that I have to turn systick on at 1ms, run the CRC unit. With all of this set, the GUI_Init is not stuck, but t...

D.Cedric by Associate II
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  • 3 replies
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STM32F303 ADC Calibration procedure

Posted on December 04, 2013 at 12:22Goodmorning,I have a problem with the ADC calibration procedure: when I use stm32discovery kit, the software I made works. If I load the SAME SOFTWARE in the processor of application circuit, the calibration proce...