STM32 MCUs Products

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Customer Case Studies

Posted on August 26, 2013 at 09:42At first glance, this technology seems too good to believe. I suggest you add a ''Customer Case Studies'' page to your stm32java.com website. In this page, you can list some real world products/applications using st...

gdb and external memory

Posted on August 22, 2013 at 16:35Hello Everyone, I am using stm32f407 which is interfaced with 1MB of external RAM. Linker script is a simple one where it puts the data and bss section in external RAM. Regarding code execution I don;t have an issue...

STM32F407 and STM32F4xx DSP and Standard Peripherals Library

Posted on August 25, 2013 at 14:46I'm new on STM32F407 and STM32F4xx DSP and Standard Peripherals Library. And now I've got some question.1) GPIO timingWhen I code            GPIOF->BSRRH = 0x0100U;            GPIOF->BSRRL = 0x0100U;            GPIO...

reto by Associate
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stm32f4 discovery assembler keil

Posted on August 24, 2013 at 07:54Hi, I can't find any basic assembler example for stm32f4 in keil, i would like an example to start with basics like configuration ports( in/outs) to on and off a led with a button. #assembler-keil

Noise reduction from an SDIO bus

Posted on August 24, 2013 at 19:12Hi all,I'm designing a MICROSD SDIO bus on a future PCB with a splitted ground plane below all D0-D3, CMD, CLK and SD_VDD to decrease noise, but I can't find a way to ''totaly'' cover the D0 and D1 traces (LQFP64 ST...

neoirto by Associate II
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Are ADC1/2/3 in the F103 totally inedpendent?

Posted on August 24, 2013 at 18:41Hi there,    If I setup both ADC1 and ADC2 in independent mode and set ADC1 to scan channels 1,2,3 using DMA and setup ADC2 for analog watchdog on channel 2 having different sampling times for channel 2 between the ...

bikejog by Associate II
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STM32F2/4 SPI Slave rx DMA and unknown transferlength

Posted on August 23, 2013 at 12:48Hello again, I have connected two STM32F2 via SPI1. The data will be transfered via a variable sized datablock. The first two bytes are a command (5 bit) and a length (11bit) information of the following block. Is i...

mail2 by Associate II
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ITM_SendChar blocks when no debugger attached?

Posted on August 23, 2013 at 09:39I think ITM_SendChar is freezing my code when I don't have a debugger attachedWhen I do have an debugger attached, it works, and I can see my messagesBut when I don't, then the code doesn't get past the printingBut ...