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STM32L Discovery set clock speed

Posted on May 27, 2014 at 08:11Hi.I wonder how i can config the STM32L Discovery clock speed from 32 Mhz as it is now down to 25 Mhz. #clock #stm32 #discovery #speed #mhz

Configuration differences STM32F401 to STM32F4?

Posted on May 26, 2014 at 10:50Hi, I just try to get an STM32F401 running, but it somehow does not seem to work with the standard STM32F4 system-startup files (e. g. from STM32F4 discovery). Is there some comparison PDF about necessary changes when ...

flyer31 by • Senior
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STM32F107RC USART2 TX Problem

Posted on May 27, 2014 at 13:53I use an STM32F107RC board and use  USART2 interface. But USART2 Tx doesn't send first four bytes of each data transaction. I have tried both INTERRUPT and DMA mode.What is the problem? #dma #usart #stm32

SPI DMA example STM32F205RBT6 (Rx & Tx together)

Posted on May 27, 2014 at 10:15Is there any example code for implementing DMA on stm32F205rbt6 where I can do rx & tx together.1. I have to send 512 bytes & receive 512 bytes2. After 1 byte tx, wait until one byte received.3. then transmit next byte...

frequency capturing

Posted on May 26, 2014 at 09:18dear all,i am developing the project with the name frequency module, here i am trying to capturing the frequency from 10 hz to 999hz , i am facing some error in the capturing , if i give constant freq it varies with th...

STM32Cube for F1 Series

Posted on May 22, 2014 at 15:36HiDoes anybody have any idea when the STM32Cube will be release for the F1 series?Thanks

jamie by • Associate II
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STM32F427, USB HighSpeed RXFLVL and DMA

Posted on May 27, 2014 at 15:05Hello @all, does anyone know how the following registers behave when the USB peripheral is used in HighSpeed mode(?): - OTG_HS_GRXSTSR/OTG_HS_GRXSTSP : is it required (or even possible) to read/pop a status when DMA tr...

schauer by • Associate II
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STM32 Self-Test Lib: GCC Cross - Compilation possible?

Posted on May 16, 2014 at 13:38Hello, i want to implement the newest version of your SelfTest Lib into our code. But we want to use our current toolchain, a GNU C compiler based cross compiler toolchain GNU-ARM-Eclipse. Is there a documented way to ...

STM32F051 LSE Clock accuracy

Posted on May 06, 2014 at 16:31hello,I am in the development of a new application with a STM32F051R8. I have a big problem with the accuracy of the RTC: I used both the quartz advocate in the note AN2867 application. I initialize the RTC well w...

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