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How to Disable USB OTG??

Posted on November 07, 2015 at 00:27 After my device boots up, it detects the USB OTG and writes the required data to it. After the file closes, I will signal the user to remove the device with an LED on the PCB and wait in a loop, then want the USB...

memcpy() function

Posted on November 06, 2015 at 19:58Hi there.I read an article about copying data using CPU (''for'' loop) and DMA (Mem2Mem).http://www.embedds.com/using-direct-memory-access-dma-in-stm23-projects/Below in the comments of that article is described a...

matic by • Associate III
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Nucleo-L152 Blink LED does not work....

Posted on November 06, 2015 at 21:43 Hi all, For 3 years ago, I've used a Discovery L1 board and used the drivers in the Discovery Firmware package. I have developed a nice automatic chicken coop door. It is calculating Sunrise, Sunset an...

Timers Synchronization

Posted on November 02, 2015 at 19:29I need to use the timer synchronization in my STM32F7 project.  The purpose of the timers are to provide the necessary signals to a CCD sensor.  I have a shutter pulse (T5-CH4) and a pixel clock (T4-CH2).  I am al...

keaven by • Associate II
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STM32F051 SPI problem, help

Posted on November 06, 2015 at 16:10Hi there,I'm trying to communicate to my SPI TFT LCD module. Previously I used to do it with an F4 discovery board, now I want to use an STM32F051 , here is my code:#include <stm32f0xx.h>#include <stm32f0xx_rcc.h>...

monta by • Associate II
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STM32F334 SPI PROBLEM

Posted on October 31, 2015 at 08:48 Hello ; I am using spi with external ADC ; when I use bitbang spi I can communicate with the ADC and it is ok ; But I need to use harware SPI ; when I am using the internal SPI1 I cant communicate with t...

Please give me advice about how to use NVIC

Posted on November 06, 2015 at 12:55Hello. My colleague is in trouble about NVIC of STM32L053.. At the moment, he wants to use several external interrupts; some of them are assigned to EXTI line 0, some others are assigned to EXTI line 1, and the r...

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