STM32 MCUs Products

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Timer speed/frequency STM32F411 - STM32F407

Posted on May 29, 2015 at 19:48In the datasheet of STM32F407 it is stated (Table 4, 2.2.21), the max speed for TIM1 is given with 168MHz, whereas TIM2-5 only run with max. 84MHz. This is quite clear, as TIM1 connects to APB2, running at max. 84MHz, ...

flyer31 by Senior
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  • 9 replies
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problem in running program with stm32f10rbt6

Posted on June 08, 2015 at 08:25hi every one i wrote a c project for a stm32f103ret6 in keil & download it with jlink v8 to mcu ,it work fine. but know i want to program same project to the stm32f103rbt6 but it dosent work correctly i download the p...

mhdizgah by Associate II
  • 1510 Views
  • 8 replies
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STM32 boot program

Posted on June 16, 2015 at 09:53Hi all, We had procured some sample STM32F105VCT6 ICs and were able to program the device through the serial port (USART1). Later we procured some from a local vendor. These are not getting programmed. On searching th...

nps by Associate II
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  • 7 replies
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Macro for accessing part of registers

Posted on June 16, 2015 at 12:35 This is not a question, just something I developed and I wanted to share with the community. I am fairly new to ARM and STM32 and perhaps there is some things I haven't come across yet. I realise that many...

angelos by Associate II
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  • 1 replies
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DMA FIFO Flush Issue

Posted on February 20, 2014 at 18:00I am using a STM32F4 as a SPI slave. The STM32F4 receives a packet of data over a USART line and must have the data immediately available for use in the SPI communication. I am using a DMA Tx memory to peripheral ...

szarovy by Associate
  • 1456 Views
  • 3 replies
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Programatically reading the state of a GPIO Output Pin.

Posted on June 16, 2015 at 10:45Hi,  I want to use the state of a GPIO Pin (It is driving a chip select on an SPI device) to determine that the SPI transfer has completed. I do know about the callback on the CMSIS code, but I'd prefer not to use tha...

Pevy.Andy by Associate III
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  • 1 replies
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