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Need help with ADC using MCBSTM32F400 Evaluation Board

Posted on June 29, 2016 at 12:47Hi friends,I need a help. If possible someone please help me.I'm using Keil MCBSTM32F400 Evaluation board. and I have stm32cubemx v4.15 also. I'm having circuit which gives me some voltage between 0 to 5V which will b...

guru by Associate
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A general USB question

Posted on June 28, 2016 at 10:13Hello, when using a UART I can feed the Tx buffer on my STM32 without caring if someone listens on the other side eg a PC. In any case the uC side will work the same way. How is this with a USB device, CDC VCP stack, ...

mmensch by Associate II
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CMSIS FreeRTOS software timer handler not getting invoked

Posted on June 28, 2016 at 19:32I have FreeRTOS V7.6 with CMSIS running on STM32F207IG. I trying to invoke a simple software timer (used as a timeout for an operation), but the timer handler never seems to get invoked. I am following the FreeRTOS ex...

bryan1 by Associate II
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Need help on USB device CDC VCP stack

Posted on June 24, 2016 at 10:52Hello, I built a small project to try USB device CDC VCP stack. I created the sources with CubeMX 4.15.1 for STM32L152, using the Nucleo board. Code is running and I see the USB device with one IN, one OUT and one int...

mmensch by Associate II
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Config TIMx for external clock mode 1

Posted on June 29, 2016 at 11:34 Hi I want to config TIM3 channel 2 for input pulses and generate pulse with the same frequency at PC0 of STM32F Its my code. Is it true? void TIM3CH1_Configuration(void) { /* TIM3 configurati...

Sinewave using Dual DAC basically doesn't work

Posted on June 27, 2016 at 19:01 Hi. I am trying to output a sine using the DAC of my STM32 F334R8. I spent days trying to do so with the example in the SPL. This example uses a button (which is not present on my board) to switch...

antoine by Associate II
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STM32L4 SPI UART __IO divergence ?

Posted on March 23, 2016 at 09:58stm32l4xx_hal_spi.h   HAL_SPI_StateTypeDef    State;          /* SPI communication state        */   uint32_t                ErrorCode;      /* SPI Error code                 */ stm32l4xx_hal_uart.h   __IO HAL_UART_S...

Noyb by Associate II
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USB Audio Device Class (speaker + mic) on STM32F4-Discovery

Posted on June 28, 2016 at 20:52I have looked around on ST website and the forums for getting playback and record working on STM32F4-Discovery board. I only found the playback and record example that uses the FatFs and the USB storage device.However...

gaurav2 by Associate II
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stm32f4xx_hal_sd. c error

Posted on June 28, 2016 at 10:05Hi! I have a problem with SD card I write a file every second (30 byte added at the end of file) (SDcard @ 4MHz clock 4 wire) and sometimes, when firmware enters in HAL_SD_ReadBlocks function, it blocks  at this stag...

gb by Associate
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