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stm32f10x DMA RX Interupt ....

Posted on June 18, 2012 at 07:40HI I want to use DMA to Recieving data via uart (rs485)  I want to use 20byte buffer but for siplicity in this exaple is shown only 1byte buffer...  int main(void){  RCC_Configuration();  GPIO_Configuration();  USART...

redkofka by • Associate II
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Document RM0038 is missing figure 209

Posted on June 25, 2012 at 19:25Document RM0038, or CD00240193.pdf, the reference manual for the STM32L1xx, revision 5, is missing figure 209 on page 589/809.I can see figure 208 just fine but I can't see figure 209I would like to see it to help me ...

USART1 Very Low Output Signal

Posted on June 13, 2012 at 12:15Hi,I am doing what on paper should be one of the simplest tasks possible with a USART - namely configuring it and then getting it to output a pattern using USART_SendData();When I send this command it is definitely do...

dclark9 by • Associate II
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  • 6 replies
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lsm330dl output read problem

Posted on June 19, 2012 at 16:50hi, everyone. i don't understand why the output data XH,XL. is unchange all the time , when i  read the status_reg, i find that there is no new data coming ..and sometimes the same code gave me different output ,like ...

How to reduce the project size.

Posted on June 23, 2012 at 20:56hi,i have the project from IAR Embedded workbench when i try to compile it size code exceed,, i am using only code size limited.this project have lot of function like LCD, Temp sensor, USART, ect..now i am just trying...

hello by • Associate II
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  • 3 replies
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STM32F103 SPI Capabilities

Posted on June 23, 2012 at 22:11I'm using the STM32F103 SPI1 bus to control two IO expanders. I'm having an issue where the SPI gets locked up and disables communications to both expanders without being able to recover itself. Looking more into the ...

OV7740 Have anyone used it yet?

Posted on June 23, 2012 at 21:57Hi All! I´ve been working on a project that uses OV7740 omnivison sensor But I´m quite unable to configure it properly. Have anyone used it yet, to help me trough the hard steps of configuring its registers, and all...

re by • Associate II
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