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C++ dev questions

Posted on August 08, 2012 at 18:30I have some PLC .cpp source/header files that I want to port over to my micro code that uses linked lists and what not.  I noticed that main is a c file as is the rest of the stm320xx std periph drivers.  Can I use...

wbarkley by Associate II
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STM32F407 NVIC Configuration

Posted on August 20, 2012 at 15:32Hey guys, do someone configured the NVIC in the stm32f407 correctly in order to see the proper registers with the correct values in Keil MDK debugger. I have the feeling that the NVIC window isn't updating but the ...

stm32f0 spi dma and no interrupt

Posted on July 13, 2012 at 23:08Hi Ive been trying to get the SPI DMA TX interrupt to work with no luck. Im trying to load an array onto the SPI bus then get the interrupt to finish the transaction. attached is my spi, dma , and nvic setup code. tha...

timotet by Associate II
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STM32F4 missing Table in RM0090

Posted on August 17, 2012 at 10:35Hello,according to internal triggering of timer2 to timer5 using the STM32F4, there is a table (Table 60: TIMx internal trigger connection on page 395) referenced but missing in the document RM0090. Does anybody kno...

STM32F4 - ADC to PWM outputs

Posted on August 18, 2012 at 06:51  The original post was too long to process during our migration. Please click on the attachment to read the original post.

SPI Full Duplex looping with SPI_CPHA_2Edge

Posted on August 18, 2012 at 00:19I am trying to receive data over full duplex SPI but STM32 does not line up clock and data if I configure in  SPI_CPHA_2Edge. However if I configure in SPI_CPHA_1Edge, everything works fine. My slave however sends d...

jvaldez by Associate
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SPI transactions of greater than 16 bits

Posted on August 16, 2012 at 16:27Hi,I am looking for recommendations as to how best to deal with SPI transactions where the SPI word length is greater than 16 bits.I intend to use 64 bit transactions from the host PC to my stm32 board. Therefore, I...

gavin2 by Associate II
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About __initial_sp

Posted on August 15, 2012 at 20:30 I am reading the STM32 startup code right now, got a question about stack section, hope you guys can help me. 1. AREA STACK, NOINIT, READWRITE, ALIGN=3 2. Stack_Mem SPACE Stack_Size 3. __initial_sp ...

SPI Beginner-Question (MISO follows CS????)

Posted on August 16, 2012 at 16:51Should be okay now, thanks for the attention!  ______________________    Dear STM32 experts,  i'm doing my first SPI bus and i'm coding STM32 for a week now so please don't be too hard :D I'm trying to interface a h...