STM32 MCUs Products

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STM32F207 USB driver

Posted on November 18, 2014 at 08:26Hello, When I study the STM32F207 USB HOST MSC project, the free channel function index confuse me a lot.  Why the index in USBH_DeAllocate_AllChannel () starts from 2 not 0? In other function, the index is from 0...

xie by Associate
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STM32 IPSec

Posted on November 19, 2014 at 10:39Hello guys. First of all I'm not network expert, I'm just working with a embedded board with STM32F417 and GPRS modem Telit 865 without any SO. My customer ask us to connect with her private VPN with IPSec. I cons...

gianluca by Associate
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STM 32F4 mp3 player/ read flash memory

Posted on November 19, 2014 at 14:24Hi everyoneI'm currently student in engineering and my teacher ask me yesterday to do a project on the stm32F4 (one week project) with the ide Eclipse.I decided to work on a mp3 player. At first i thought i would ...

USART RTS is high after init

Posted on November 18, 2014 at 14:33I have STM32RBT6. After initialisation of USART1, the RTS remains high. The code is as follows:  /** USART1 GPIO Configuration    PA9   ------> USART1_TX  PA10   ------> USART1_RX  PA11   ------> USART1_CTS  PA12 ...

STM32F429 NAND conflict withSDRAM

Posted on October 21, 2014 at 09:55I have a board based on the stm32f429. There is a 16M Bytes SDRAM (MT48LC16M8) and a 32M bytes NAND (NAND128W3A2B) connected to the FMC bus. I used one area of the SDRAM as the LTCD buffer,such as:  /* Start Addres...

zeus_zhn by Associate II
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STM32F4 generate interrupt on 0.5 microsecond using timer

Posted on November 18, 2014 at 14:39Hi I am trying to generate timer interrupt on each 0.5microseconds. But as of now I was only able to generate timer interrupt on each 1microsecond. below is my code void TIM2_IRQHandler(void) {   if (TIM_GetITStat...

STM32F4 configure TIMER2 for 1microsec interrupt

Posted on November 10, 2014 at 15:14Hi I want to generate a timer interrupt after every 1micoseconds. I am using TIMER2 for this purpose.So I took a code from one site and modified for my purpose. But the issue is I cant get an interrupt of 1microse...