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Forum Posts

Need Nand Flash Sample Code.

Posted on November 02, 2011 at 07:20Hi I am working on STM32F205ZE. There I need to interface Samsung's K9F1G08U0B NAND Flash using FSMC. If any Sample code is available regarding that it will be very helpful. Thanks & Regards. Lal

gopallal by Associate
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SRAM on a 100-pin STM32F103

Posted on October 31, 2011 at 19:50I have been reviewing the AN2783 for insight about connection upto 1MB of RAM to the STM32F103 100-pin device. I am trying to figure out how to connect this device to a static RAM device. The AN2783 document is not...

donald23 by Associate
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SPI Configuration

Posted on November 01, 2011 at 16:38Hello, I was learning reading the SPI documentation and there is something I do not understand. In the file stm32f10x_spi.h it is defined: #define SPI_Direction_2Lines_FullDuplex ((uint16_t)0x0000) #define SPI_Dir...

STM32F103ZE RS485 DMA communication problem

Posted on October 31, 2011 at 18:54HI!I have a problem with the following code .. After a few hours to several days. The maximum was to 14 days Data transmission stops working. Receive and transmit works in one task. (BACNET protocol) For DMA uses i...

arsi by Associate
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TIMER7 INTERRUPT FLAG NOT CLEARING

Posted on October 30, 2011 at 19:12Hello,I have one problem about clearing timer7 interrupt flag at different timer clock prescaler,void TIM7_IRQHandler(void){   if (ih == 0)   ih=1;   else   ih=0; TIM7->SR  = 0x0;}I m setting APB1 presclaer ...

USB CDC (Virtual COM) and DFU (Device Firmware Upgrade)

Posted on October 07, 2011 at 01:22Hi, i m using stm32 cortext m3. Is it normal to have CDC (virtual com port) combine with FDU to become a composite USB device? Is there any example on this? Thanks.This is so that a PC application can perform not o...

etan by Associate II
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device option bit IWDG

Posted on October 28, 2011 at 20:42I know how to set the IWDG hardware bit using the ST dongle. The production people are going to kill me if I ask them to use an additional dongle. (they use the Keil dongle) Is there another way to enable the hardw...

emalund by Associate III
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STM32-MP3NL/COD - MP3 decoding

Posted on October 28, 2011 at 16:21Hi Does anybody know the status of the proposed MP3 licence per device?http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATA_BRIEF/DM00024441.pdf Cheers, Martin.