STM32 MCUs Products

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Forum Posts

Using multiple GPIO interupts with STM32L053 Nucleo board

Posted on September 16, 2014 at 13:54I am trying to use multiple interupts on my nucleo board. I have used the cube hal. My problem is that I dont get the interrupts generated on the PB0 pin, but the PB1 works ok. I have tried to do the intializati...

johan2 by Associate II
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  • 2 replies
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STM32CubeMx with FreeRTOS, LED, UART stuck in infinite loop

Posted on July 31, 2014 at 03:55 Hi there, I am using the STM32CubeMx code generator with the STM32L053 discovery board. In CubeMx, I enabled USART2 and changed the baud rate to 9600. Also, I configured the pins PA0 for user push button, PA5 for...

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jephua by Associate II
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  • 9 replies
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SPI DMA Rx transfer error

Posted on September 18, 2014 at 02:05I want to change polling SPI to DMA SPI. Now I get stuck and have looked up lots of material. None of them is working for me. The original polling SPI code works fine. I implemented the following code for the DMA...

intcd31 by Associate II
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  • 11 replies
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STM32F103 SysTick Timer Problems

Posted on September 18, 2014 at 13:24Hello community,first of all I’m using the STM32F103RCT6, CooCox IDE 1.7.7 and ARM GCC 4.8. Now to my problem. I’m trying to implement a task similar processing by using the Systick timer. I initialized the SysTi...

STM32F205 - Store byte array in FLASH

Posted on August 01, 2013 at 10:33Hi,I need to store a byte array in the STM32F205 flash memory. I've followed an approach that was working on a STM32F103 mcu, but now it doesn't work anymore.The problem is that the first call to the FLASH_ProgramBy...

TIM1 interrupt STM32F0

Posted on September 15, 2014 at 13:56Hi,I need to know if it's possible configure TIM1 as timer base (I need interrupt every 5 msec). Thanks

mosine by Associate II
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  • 5 replies
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TIM_PWM_INPUT for 8 inputs

Posted on September 17, 2014 at 14:57Hello everyone, I'm using the board STM32F4-discovery, I redid the example TIM_PWM_INPUT and everything works, I can measure the frequency. The problem occurs when I want to simultaneously measure 8 different spe...

cchechio by Associate II
  • 1313 Views
  • 7 replies
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STM32F2XX Flash PGPERR and PGSERR set just after reset

Posted on April 09, 2013 at 20:35 The specific device: STM32F205RG Issue: I have a small boot code region that I'm using to jump from 0x0800000 to 0x08020000 the intervening blocks are to be used for static data... Unfortunately once I'v...

jbookout by Associate II
  • 1975 Views
  • 14 replies
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STM32F4Discovery STLink/V2 SWV

Posted on September 17, 2014 at 18:23I've been running into a problem with STLink/V2 SWV output when running firmware V2J21S0. The first time after plugging into USB, trace output works great. However, after disconnecting from the target and then re...

jcsoo by Associate II
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  • 4 replies
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Using Timer 6 - A shared interrupt

Posted on September 17, 2014 at 01:17Hi allI need to use Timer 6 on the STM32F407VG. Its interrupt is sharedby one of the DAC overrun interrupts. Is there something extra I have to do compared to another timer with its own global interrupt in order ...