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Problem on routing of uart signals

Posted on January 13, 2014 at 19:48 Hi, I have the stn32f4 discovery kit, and I tried to run the following code to send chracters to the uart : ------------------------------------------------------- #include ''stm32f4xx.h''   /*********************...

Understanding alignment in STM32F405xG ld linker script

Posted on January 10, 2014 at 17:10Hello.  I am looking at https://github.com/mabl/ChibiOS/blob/master/os/ports/GCC/ARMCMx/STM32F4xx/ld/STM32F405xG.ld, one of the GNU linker scripts for the ChibiOS project.   I understand this script for the most pa...

swinchen by • Associate II
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Can STM32F103 make i2s output 192Khz/24Bits ?

Posted on January 14, 2014 at 05:48Hi all I need to make an I2S 192Khz/ 24 Bits and purpose use STM32F103. I read STM32F103 data sheet (RM0008) , they said that STM32F103 not support I2S 192Khz.  But in this datasheet, i also see in page (704/1096):...

Setting up TIM2 with ISR

Posted on January 14, 2014 at 00:52 I am new to ARM and have been figuring out ways to set interrupts for certain peripherals that I have hooked to my board; however, I am having trouble understanding how to set up the vector interrupt table so i...

STM32F405 (64 pin) device configuration question

Posted on January 13, 2014 at 00:03Hi,I'm new to the STM32 processors and I'm using the Microexplorer tool to figure out the pin and device assignment. Unfortunately it seems like it isn't possible to activate an additional timer, which I need to ge...

mluessi by • Associate II
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external DMA triggering using a GPIO pin

Posted on January 13, 2014 at 00:40Hi, is it possible to trigger a DMA transfer (8 bit data from gpios) on a falling edge on a gpio pin? (without using interrupts!!!). I think it is standard on all other mcu's with dma support (like kinetis mcus or ...

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