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Binary semaphore ublocks after creation

Posted on December 22, 2015 at 13:25 trying to use binary semaphore on STM32F4 discovery board with FreeRTOS gives some strange (even wrong) results. First and foremost, documentation for FreeRTOS says: SemaphoreHandle_t xSemaphoreCreateBin...

STMF303 CAN Normal Mode

Posted on December 22, 2015 at 10:47Hello!I have already coded for CAN Loopback mode and it works. However, when I changed the mode to CAN Normal Mode, I am unable to hit Receive Handler, but I can hit transmit Handler.int main(void) {  /* USER CODE...

STM32Cube HAL_UART_Transmit_DMA strange behaviour

Posted on January 27, 2015 at 21:17I have built a system using STM32CubeMX 4.5 and STM32Cube v1.1.0 for a F072 CPU. I just started implementing the UART parts. I want to run using DMA, but I can't get it to work. A call like HAL_UART_Transmit_DMA( &...

jesper by • Associate II
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STM32F469I-Discovery Audion Application is not working?

Posted on December 17, 2015 at 09:06I am using IAR EMBEDDED WORKBENCH 7.50.1.10273 (Common Components 7.3.1.3987)Audio application (which is located in ...\STM32Cube_FW_F4_V1.10.0\Projects\STM32469I Discovery\Applications\Audio\Audio_playback_and_re...

Uart interrupt

Posted on December 19, 2015 at 19:15 Hello, I tried to get working the uart with interrupt. I can send and receive data by polling with the function HAL_UART_Receive. First how I can do to check if a byte is in the data_register, because whe...

How to set and reset ADC1 VBAT channel with Cube

Posted on December 22, 2015 at 15:01Hello to all, I can set the ADC1 Vbat Channel für a STM32F2xx with HAL_ADC_ConfigChannel(). But how can I reset the bit in order to save the battery from leakage current? I could not find a cube function similar...

andywild2 by • Associate III
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STM32F030 PWM Frequency changing!

Posted on November 01, 2015 at 07:54Hi!Actually I'm new in STM32.I have a problem in creating pwm. while making pwm in 20KHz with timer1, the frequency suddenly changes during the run! it is programmed to be 20KHz but it jumps to 2 or 3KHz.i want to...

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