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SDIO TX underrun because of DMA FIFO error

Posted on October 05, 2012 at 15:03Hello,we are trying to work with SDIO at our FreeRTOS project, Without FreeRTOS everything works fine @ 16 MHz with Transcend miscroSDHC card, but if we try to do same test as FreeRTOS thread, we get TX underrun co...

rerayne by Associate II
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  • 6 replies
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Configuring uClinux for STM32

Posted on August 25, 2014 at 15:32Hi. I am configuring uClinux for STM32F1. I have applied the STM32 patch. But, in the uClinux-dist/vendors, I am unable to find the STM32 folder. Besides, after menu makeconfig, I cannot find the vendor selection ta...

shauns87 by Associate II
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  • 4 replies
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STM32L152 Flash Access

Posted on August 27, 2014 at 17:19 Hello Everyone, I am working on an STM32L152 based platform and trying place some data inside internal flash. As you may know, when a page is erased, in stm32L1, each bit is set to 0x00 instead of 0xFF....

Unable to use USART1_TX PA9 pin because of USB conflict?

Posted on August 22, 2014 at 17:09 Hello everybody! It's not my first experience with USART but this time I have an unsolvable problem :) I try to use USART1 TX with the pin PA9 but I can't send datas. The pin PA9 always outputs 1.1V and...

jean by Senior
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  • 8 replies
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stm32f100 U(S)ART and busy flag

Posted on August 25, 2014 at 19:58I read the reference manual for circuit mentioned but I cannot find any flag in register for USART that will show there is some transmission/reception active. Is there someone who solved similar problem? I need this...

semler by Associate II
  • 909 Views
  • 6 replies
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Getting absolute variable addresses for STM studio

Posted on August 27, 2014 at 13:08HiI am using the stm32f072b discovery board for a project I am doing at my university.  I want to read values from the gyroscope and read them using stm studio. How would I found out where the address for the absolu...

16270827 by Associate
  • 438 Views
  • 1 replies
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STM32f4 SPI spurious Interrupt problem

Posted on August 27, 2014 at 09:47Hello,Kindly help me resolve the STM32F4 SPI interrupt problem.I am trying to connect two stm32f4 boards, one of it is stm32f439 evaluation board and other one is stm32f407 based my development board. I am testing i...

jagdish by Associate II
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  • 1 replies
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Where can I find the UM1725 user manual?

Posted on April 15, 2014 at 11:28Hi all, it is stated within the UM1718 user manual that ''the following documents are available from http://www.st.com:''; Description of STM32F4xx HAL driver user manual (UM1725) and Description of STM32F2xx HAL dr...

jamsoft by Associate II
  • 2400 Views
  • 9 replies
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Problems due to STM32F417 Silicone Revision 1?

Posted on August 26, 2014 at 16:44Dear community, one of our products uses a STM32F417IGH6 controller and has previously been build using silicone revisions A and Z. The current batch is the first with silicone revision 1 and serveral problems came...

bve by Associate II
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  • 4 replies
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STM32Cube_FW_F2_V1.1.0 Documentation location ?

Posted on August 22, 2014 at 11:43I have downloaded the STM32Cube_FW_F2_V1.1.0 package and trying to use the STM32F2xx_HAL_Driver with a STM32F205RET6. Where to find the latest HAL documentation? (The ''Documentation'' folder in the zip was empty)

bjorn23 by Associate
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  • 2 replies
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