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How frequency and powerconsumption are related

Posted on August 13, 2015 at 04:54What I'm about to ask is somethig generic and basic So everywhere it can be found that for going to low power mode reduce the clock frequency, How reducing clock frequency reduces power consumption ? #low-power #...

CubeMX ADC sampling time

Posted on August 12, 2015 at 19:30I use CubeMX to generate code.How can ADC Sampling Time?CubeMX does not give option for that and always generate:SamplingTime = ADC_SAMPLETIME_3CYCLES;My problem is if I changed it manually (to for example 28 cycles...

IAP Ethernet(web server) issue on STM32cubef4

Posted on August 13, 2015 at 08:18Hi all,I am testing on IAP Ethernet(web server) functionality but I can't download my application.Here is my test environment- STM32f429 Eval board- STM32cube4 1.7.0- Eclipse + GCC, IARAnd here is my story,I program...

mclapd by Associate II
  • 299 Views
  • 1 replies
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STM32F401RB SDIO

Posted on August 05, 2015 at 20:37Hi all, there is something wrong with my project's microSD card part. I have done it on the  STM32F407 discovery board and it worked perfectly the data was succesfuly written to the microSD card. But for the end pro...

matas by Associate II
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  • 13 replies
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STM32F446 DMA Mem to GPIO

Posted on August 12, 2015 at 02:12 I have the example from the library showing DMA (mem to mem) working with the following initialization: /* Configure DMA Stream */ DMA_InitStructure.DMA_Channel = DMA_CHANNEL; DMA_InitStructure.DMA_...

daniel2 by Associate II
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  • 14 replies
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STM32-MP3NL/DEC Audio Engine MP3 Decoder and Utilities ?

Posted on August 12, 2015 at 23:49Hi Guys, I read about STM32-MP3NL/DECAudio Engine MP3 Decoder and Utilities in this link : http://www.st.com/web/en/catalog/tools/PF250969 Where can I find the software ? Is it not free ? Or I need an external chip ...

Basic questions about Alternate Functions

Posted on August 12, 2015 at 10:38Hi all,I am a beginner of MCU, and right now is digging into STM32F1xx serial MCU, which is pretty old, but simple enough for beginner. I have spent a lot of time on some example codes, still with the confusion that...

laojian by Associate II
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  • 5 replies
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Setting interrupt ADC conversion is complete using HAL

Posted on August 05, 2015 at 11:37STM32F407VG When Interrupt function looks like this:void ADC_IRQHandler(void){adc=HAL_ADC_GetValue(&hadc1); HAL_ADC_IRQHandler(&hadc1);  HAL_ADC_Start_IT(&hadc1);}Everything works well.But when I want to do the ADC ...

Fatal error: ST-Link, no MCU device found session aborted

Posted on August 10, 2015 at 11:26Hi When I configure the I2C to my code, my code is only using TSC, RTC, timer2 and sixteen GPIO. I compiler it that variable parameter is became ''unavailable'' in live watch windows. After that, I want to leave deb...

countach by Associate II
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  • 7 replies
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