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STM32 and computational demands

Posted on April 25, 2014 at 17:13Hello everyoneI had this question in the back of my mind for some time now, i have a vague answer, but that is not what engineers are about -precision , right !?  :)The question pertains to any MCU or DSP, how do you...

STM32CubeMX V1.1.0 + SDRAM

Posted on April 25, 2014 at 03:35Greetings all,I'm trying to use STM32CubeMX to build a configuration for the EMCraft STM32F4 SOM. In trying to get the SDRAM functional and I believe I have the settings correct; however it looks like the generated c...

malcolm23 by Associate III
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Can not use MCO output in VirtualComport_Loopback project

Posted on April 25, 2014 at 15:16Hi, all,    I use STM32F103VCT6 and VirtualComport_Loopback project for usb communication, the usb part works fine.     Now, I try to output the MCO at PA8, failed.void MCO_Config(void){ GPIO_InitTypeDef is;  RCC_APB...

chenbo by Associate
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STM32F3 USART1 RX DMA

Posted on April 24, 2014 at 15:59 Hi all, Hoping to get a second pair of eyes on this code. I'm trying to capture large amounts of data from USART1 using DMA on an F30x series MCU. So far no luck - feels like I'm looking past an ob...

connect by Associate II
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Confusion with DMA

Posted on April 25, 2014 at 22:00I am using an STM32F050G6 processor and using DMA to read 4 AD channels.  I am a little confused on how to control the order of the DMA reads of the ADC.Currently my code is set up to read channels 6,7,8,9 (PA6,7 PB0...

ebommer by Associate II
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how to collect 50000 data points samples.

Posted on April 22, 2014 at 00:13I have to store 50000 samples. The information would be stored in an Array. Unfortunately the maximum size my program allows me to allocate the array space is 10000 because it complains could not allocate block. how ...

STM32F4 - Setting up a VCP with Cube

Posted on April 24, 2014 at 09:11Hello Is there a detailed tutorial out there on how to set up an USB CDC class for creating a virtual com port? I found certain threads in the forum and example code, but both was rather old. Since a lot of things ch...

accelerometer, STM3210C eval

Posted on April 22, 2014 at 20:14Does anyone have experience on accelerometer? I have stm3210c eval board. This board has LIS302DL.I want to work with accelerometer? I am waiting for advices and document helping #interface-anything-to-anything

STM32F4 I2S Frame Error

Posted on April 24, 2014 at 22:15I am having trouble using I2S to connect an audio codec, CS42L55, to the STM32F405. When I configure the STM32F4 to be in MasterTX mode, the codec reports that there is a clock ratio error. With an oscilloscope, I me...

DDR SDRAM ?

Posted on April 23, 2014 at 02:21Guys, I'm just wondering, Is it possible to use my old DDR SDRAM PC133 module from my old PC for FSMC on STM32F103VCT6, I can see one chip for 8Mbytes, not bad for my experiment and it's cheap... The type is GM72V66...