Posted on October 16, 2013 at 15:00Hi, I have a relay circuit which has fourteen relay output (i.e 14 devices can be switched on or off from this) , I have attached the circuit for a single output. I am sending command to switch on the related outp...
Posted on October 15, 2013 at 14:44Hello,we want to build a system with some STM32F407s. For error memory, it is important that all controllers have the same time. I would like to use the RTC and the RTC_REFIN input to synchronize the RTCs.The RTC w...
Posted on October 05, 2013 at 16:11 Hello everybody, I try to use USART2 with DMA, but I have two problems. Now the code just sends back the received word. The memory is word based so I use the DMA controller packing/unpacking feature. My firs...
Posted on January 26, 2013 at 16:19Hi all, I've had great difficulties setting up my own STM32F405 board and having it actually run, but finally I've succeeded booting it and programming it from my stm32f4Discovery. However I have a very strange b...
Posted on July 18, 2012 at 19:59 Hi Friends from ST and dear fellows. I'm using STMStudio with yagarto toolchain and STLIB with the STM32F4Discovery. Up to release 2.2 of STMStudio I was able to import any global variable avaliable from inside...
Posted on October 01, 2013 at 08:03Hello I am Working with STM32F4 Discovery since couple of months.I have tried few basic program with this and now trying to do some more advance assignments like USB serial,CAN implementation with STM32F4 Dis...
Posted on September 23, 2013 at 11:19Hi all, I'm trying to write a makefile for arm-none-eabi toolchain (Menthor arm-2013.05-23-arm-none-eabi-i686-pc-linux-gnu). The file compile all project without error but I have several questions about this proc...
Posted on September 20, 2013 at 20:59Dear Sirs, Knowing that I want to log the data that the controller of the STM32F4 discovery is reading from the sensors, I need to write the data in a .csv format on a memory key using the micro USB. Do you have ...
Posted on September 16, 2013 at 08:40Dear All, I am working on SDIO interface of STM32F4_discovery board using mass storage class example (dated: 05-March-2012). By going through different posts (special thanks to clive1) i have now b...
Posted on September 12, 2013 at 10:44 So, here the situation. There is high priority asynchronous external interrupt and low priority systick interrupt. In EXTI handler I disable all interrupts and make pulse on test output 1 In S...
