STM32 MCUs Products

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Forum Posts

Noise in ADC

Posted on July 08, 2013 at 15:03Hello, I work on a project based on Core407V board (STM32F407) and on the DP83848 module (Ethernet). I have developed my own daughter board to plug these two boards and others sensors. The purpose of my project is to ...

STM32 Application FW aware about custom bootloader

Posted on June 22, 2013 at 09:23HI, Should the Application FW aware about custom bootloader seating in first Flash section. In other words should I use modified linker script to build an Applicaiton FW if I'm going to have my custom bootloader in fi...

dimax by Senior
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STM32F3 Discovery - ADC Channel Pins

Posted on July 08, 2013 at 23:56I'm working on setting up a multiple channels for the ADC, but I can't seem to find anywhere that says which pins correspond to each ADC Channel.  I have been looking through the datasheets unsuccessfully for awhile n...

mattfox by Associate II
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  • 3 replies
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timer capture compare

Posted on June 24, 2013 at 15:22Im going to capture simultaneously 4 input signals(same inputs for 4 channels) using Timer 8 by enabling all the interrupts in TIM->CCER register .. But it was not capturing correctly and im getting  channel number  2...

stm32 adc with dma

Posted on July 08, 2013 at 11:06I am  using stm32f100, i using it to control the motor . i am using 3 adc channels to read back-emf, dumping the adc-dr values in dma. am i doing it correct.........plz suggest me.here's  the code here i using  an arr...

aman by Associate II
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  • 3 replies
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Stm32f4 Discovery-Change the duty cycle with user button-Help

Posted on July 09, 2013 at 10:52Hello everyone,I am the new user and I need your help about an example Stm32f4- Discovery.I use TIM10 register for to get pwm.And I want to be increase duty ratio with user button.I try to change TIM10->CCR1 but its n...

can by Associate
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  • 2 replies
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Open Drain and Push Pull configuration for GPIO

Posted on July 09, 2013 at 09:28All,In STM32 the GPIO output can be configured either PushPull or OpenDrain. Can somebody explain when to use each type? Any references to understand the usage will be appreciated. Thank you.-Anuradha

ADC on STM32L15xx

Posted on July 08, 2013 at 19:59Hello,I am currently stuck on a problem where I believe I have acquired the proper examples and tried to follow form, but I cannot get a value out of my ADC. On my device there is only 1 ADC (ADC1 on APB2). Below is s...

amiller by Associate
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  • 4 replies
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Actual speed of the STM32F4-Discovery

Posted on July 07, 2013 at 21:30Running into some discrepancies between my code and the world. So I was operating under the assumption that the STM32F4-Discovery board was running at 168Mhz SysClock. When building the SysTick_Handler it was running ...

orders-st by Associate II
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  • 3 replies
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The 32bit@32cents : STM32F030 Value Line

Posted on July 08, 2013 at 16:03STMicroelectronics has announced today in Bangalore the STM32F030 Value Line : the 32bit@32cents :)The STM32F030 features an ARM Cortex M0 core and runs at speedsup to 48 MHz like other today members of STM32F0 Series...