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RTC WaitForSynchro

Posted on May 31, 2011 at 10:28hi all, I'm using a RTC (for the first time!). During the RTC_Configuration function, execution stops in RTC_WaitForSynchro() call. void RTC_Configuration(void) {   RCC_LSICmd(ENABLE);   while (RCC_GetFlagStatus(RCC_FL...

Using USB Hid to send float/double

Posted on May 29, 2011 at 22:53Hi,I just started working with Hid class to communicate via USB with STM32F103VB. I managed to send few bytes of data at once usingUserToPMABufferCopy(Send_Buffer, ENDP1_TXADDR, 5);where Send_Buffer is declared asu8 Se...

Fixed point library

Posted on May 31, 2011 at 11:10Hi all, In my project, I am using a GPS to measure some distances, and some angles combined with a magnetometer. Therefore, I have to do a lot of floating point operations. It's dirty, it's slow, and it's taking a lot ...

Kuikui by • Associate III
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STM32F2XX Interrupts

Posted on May 30, 2011 at 20:36I have recently ported an application from the STM32F107 to the STM32F217 using the CrossWorks from Rowley tool chain.  My '107 project builds and runs correctly.  Amongst other things this project uses interrupts to m...

configuration register (stm32f107)

Posted on May 30, 2011 at 16:50hello, does anyone have already done this for GPIO? (port A, Port B, Port C, Port D and port E). a notepad will be enought. I'm programing on IAR embedded workbench (C laguage.) I need to transfert datas with USB and ...

USB host

Posted on May 27, 2011 at 20:52Hi all ; I used stm32f105 and 103 in some projects ; but now I need to use 105. I need to do this so please tell me if 105 is ok and suggest please some ideas and technical notes : I need host USB to communicate with ...

sami by • Associate II
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STM32vl discovery as st-link

Posted on May 20, 2011 at 13:52Hello, I m trying to use the stm32vldiscovery board as a stand alone st-link programer, to program a stm32f207 microcontroller, through stm3220f board. As I plug the two board one to the other, before to start the debu...

VBAT Connection?

Posted on May 22, 2011 at 03:37Hi. The VL Manual (UM0919) says that by default solder bridge (SB1 VBAT) is factory set to be off. This should allow you to connect a battery to the board and run the real time clock when then board is powered off. The...

redgod9 by • Associate
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