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pin mapping

Posted on June 23, 2013 at 14:16When I use the function ''GPIO_PinAFConfig'' in order to map pins to the device can I use any pins I want or I have to respect some roles ?

Problem in upgrading STM32F4discovery firmware using USB

Posted on June 21, 2013 at 09:36Hello everyone, I'm working on STM32F4discovery board. I used the example in the firmware and it worked. But when i wanted to upgrade firmware with my own codes, it didn't work. I even used the codes in the board firm...

ali by • Associate II
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STM L3GD20 Gyro and STM32F0 Interrupts

Posted on June 20, 2013 at 06:05I have an STM L3GD20 gyro which I am interfacing with an STM32F0. The gyro has two interrupt pins, and INT2 is specifically labeled ''DRDY.'' I'm under the impression that it can produce a pulse after each sample is c...

upgrdman by • Associate II
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  • 2 replies
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STM32L152-EVAL USART baud rate is not correct except 9600

Posted on April 02, 2013 at 17:16I found it is not correct on STM32L152-EVAL USART baud rate. The clock configuration is set as below. I use printf to show some character such as ''hello world'' on the terminal. It only works with 9600. And the baud...

xinjin by • Associate II
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  • 5 replies
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host usb vcp setup

Posted on June 21, 2013 at 04:54can someone tell me what the host needs to do to setup the USB VCP on the stm32f3? I would like to write my own linux vcp driver It appears that there are some specific things the host needs to do to get the STM32F3 i...

STM32303C-EVAL firmware

Posted on June 11, 2013 at 22:54I am trying to download firmware for the STM32303C-EVAL board.  The st.com website has a page for it http://www.st.com/web/en/catalog/tools/PF258224 but there is no link to the actual firmware.  Does anyone know where...

hampton by • Associate II
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  • 3 replies
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SPI with DMA loopback

Posted on June 18, 2013 at 00:45The original post was too long to process during our migration. Please click on the attachment to read the original post.

nrhinnant by • Associate II
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  • 12 replies
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Bug in stm32f4 Audio playback and recording ?!

Posted on April 25, 2013 at 12:11 Hello ; In the recording example in teh discovery board we have this code : if(Data_Status==1) { Data_Status=0; /* Switch the buffers*/ if (Switch ==1) { pAudioRecBuf = RecBuf; writebuffer = Re...

sami by • Associate II
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