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DMA 16 ADC channels

Posted on November 13, 2014 at 11:31Hi,I need examples or informations about DMA and ADC 16 channels. I saw examples where DMA manage 4 ADC channels.   Thanks

mosine by • Associate II
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Program execution stops during flash page erase

Posted on November 17, 2014 at 10:21Hi,There is an Audio-Codec connected by I2S to the STM32F407/401 with 48kHz. Every sample needs to be calculated as soon as it arrives to keep the latency between Analog In and Out as short as possible, which mean...

koster by • Associate III
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STM32F4 SystemInit I2C_SW problem

Posted on November 17, 2014 at 12:44Hello.I use software I2C for communication with DS1307 because hardware is using for other peripheral.This is working corectly without SystemInit();When I use SystemInit(); DS1307 not return ack. I set up same clo...

Hard fault with stm32 std peripheral library

Posted on November 13, 2014 at 12:23Hi, This is a pretty noob question but I'm going to ask it anyway, because it seems like I'm missing something. I've just set up new STM32F1xx and STM32L1xx projects based on the GNU ARM plugin for eclipse.  I'm w...

Two questions about the A/D

Posted on November 13, 2013 at 17:31 Hi, I am successfully running most of my software, and I am now debugging the A/D. I first used the examples verbatim, to understand what I am setting up. I gave now modified the code, and have two questions: Th...

gullik by • Associate II
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STM32F429 LCD and Images

Posted on November 14, 2014 at 03:46Hello everyoneCan someone explain to me in detail how to display an image on the touch screen? I have been looking for some kind of tutorial but I can't find any. I've been looking at the LCD_WriteBMP command, but...

stone by • Associate II
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STM32F4 Disc - ADC sample time

Posted on November 14, 2014 at 15:10 Hi, I have this code, copied from anothers 3d in this forum, for a multi channel ADC: #include < stdio.h > #include < stdlib.h > #include < string.h > #include ''stm32f4xx.h'' //*******************...

pano by • Associate II
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systick is stopped? while erasing flash memory

Posted on November 14, 2014 at 10:39On stm32f407, Erasing a 128KB flash sector takes about 1 second, but after I finished erasing 1 sector, the systick just happend for 3 times(3 milliseconds), as I config systick as 1000Hz.Does MCU disable systick ...

shark by • Senior
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