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Posted on December 29, 2012 at 18:29When trying to use the usarts on this discovery board I keep getting *** error 65: access violation at 0x40023800 : no 'read' permission and stops running at this line of code RCC->CR |= (uint32_t)0x00000001; /* ...
Posted on December 28, 2012 at 21:18Im running an application on a STM32F103R8T6. The debug interface works as expected most of the time. But occasionally I can't connect neither with an ST-Link nor IAR I-jet. The code runs normally while trying to ...
Posted on December 21, 2012 at 21:46I'm attempting to get DFU over USB working on a STM32F205VET6. Chip marking: STM32F205 VET6 X HPABG VG KOR HP 225 Computer Windows 7 64-bit Intel Pentium dual core processor The BOOT0 input is derive...
Posted on December 27, 2012 at 05:38 hi I have memory constraints to hold image data greater than 32768 bytes. Can I use external RAM/memory for that to overcome this limitation so that I can get high resolution image data? will that fast enoug...
Posted on December 27, 2012 at 14:25hello forum, I am trying to send and receive UDP packets from my F407 to PC however as shown below I need to know MAC adress of my F407struct eth_header { //ether frame uint8_t ether_src[6]; ...............memcpy(...
Posted on December 21, 2012 at 08:32Hello ALL, I am using stm32f2xxx. I am programing An accelerometer which is interfaced via SPI. The problem i m facing is the clock is not always continous. My HSEValue is 8Mhz. When i get the clcok properly i co...
Posted on December 26, 2012 at 21:55I'm running an external 26MHz xtal (10ppm) in HSE mode with the right multipliers/dividers to clock my STM32 core at 71.5MHz. Which works great. In addition, I have PA8 configured in MCO mode to drive said 26MHz c...
Posted on December 27, 2012 at 16:34Hello! Currently having trouble with DMA on STM32F407. Memory to Peripheral mode (from location in flash memory to GPIO), triggered by Timer. Trigger condition is occurs (timer interrupt), but DMA transaction is n...
Posted on December 21, 2012 at 05:46Hi,I am getting ''Fatal error:ST-Link USB Communication error'' message while my code still runs on board and this is happening when driver is running for longer time.Thanks in advance.
Posted on December 13, 2012 at 14:01I can't fine an example of sleep mode configure. Can someone send me a link?If I want to active the UART and RTC in low power mode. What is the lower mode option I can use? #an3430-low-power-mode-stm32f2
