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I2C Issues,STM32F440x and L3GD20

Posted on May 30, 2013 at 17:00  The original post was too long to process during our migration. Please click on the attachment to read the original post.

jonphenry by • Associate II
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  • 6 replies
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AN3070 : Is DMA transfer complete interrupt needed?

Posted on May 27, 2013 at 05:31Application note AN3070 describes a procedure for releasing RS485 bus when using DMA to transfer USART data.   The procedure uses two interrupts:  * DMA transfer complete (DMA_TC) interrupt   * USART transfer complete ...

derek by • Associate II
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  • 2 replies
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unable to get into bootloader on stm32f103

Posted on May 31, 2013 at 08:59Hi, i bought 2 chips STM32F103RET6 , i put them into boards, one chip is working normally , so it's possible to flash it via USART1, but second one is not reacting on USART1 for new flash, and i think that it's not ...

Problems blinking blue LED

Posted on May 31, 2013 at 14:53Hi all! I'm a newbie and I have problems with my STM32L-Discovery. I'm trying to do the simplest possible program: make the blue LED in PB6 output blink. This is the code I've made: #include <stdio.h>                  ...

STM32F407VGT6 + Kamera (OV7670) + Ethernet Stream

Posted on May 31, 2013 at 10:03Hello, I currently have the problem of the camera (OV7670) via Ethernet (UDP) to stream. I currently use the demo software and a simple UDP connection (server) to build, now I want to send the camera data in JPEG form...

samet by • Associate
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  • 1 replies
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decibel - microphone - st32f4 discorvery board

Posted on May 27, 2013 at 16:50 I test the microphone[MP45DT02] of stm32f4 discorvery board.    I use 1.024Mhz Clock input microphone with i2s signal. Pmd fiter of  library is applied and get pcm data from pdm data. Is it corret pcm data that no sou...

sojaewoo by • Associate II
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  • 6 replies
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STM32L1 STOP MODE

Posted on May 30, 2013 at 16:21Hi,Stm32l1 consumes much current than I expected. In standby mode, I measure 6uA consumption for my board but when I put it in stop mode it consumes 480uA. It should be around 10uA.The configuration is; USART_ITConfig(...

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