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Posted on March 16, 2014 at 22:54Dear all, after some issues using a programmer as parport interface, i am trying to program stm32f405 with a cheap stlink-V2, but still without success. I attach the openocd log, maybe someone can help me. Open O...
Posted on April 18, 2013 at 17:42As the subject described, could I use TIM3 CH3 in input capture mode to measure a frequency, and at the same time use TIM3 CH4 in output compare mode to generate a PWM signal?
Posted on March 26, 2014 at 21:00Hello, for application in medical devices we need to develop a DVI interface to drive a commercial LCD monitor. We are analizing the usefulness of the STM32F439xxx serie as graphic controller. We only will display im...
Posted on March 27, 2014 at 13:09STM32F series has embedded bootloader in Flash memory as we know.If I want to update Firmware by this embedded bootloader,which tool can I use in PC side?Does ST support kind of this software tool that can communicat...
Posted on June 25, 2013 at 10:58Hi there, I'm using ST's bootloader in rom to program my device and USART1 for communications. Now I observed the following problem: when my code runs directly after startup, it works fine. However, when my code recei...
Posted on March 27, 2014 at 08:21The original post was too long to process during our migration. Please click on the attachment to read the original post.
Posted on March 27, 2014 at 03:52 Hi , I am reading up on STM32F4 ADC and have problem understanding a few points . ADC_InitStructure.ADC_ExternalTrigConv =ADC_ExternalTrigConv_T3_CC1 ; ADC_InitStructure.ADC_ExternalTrigConv =...
Posted on March 27, 2014 at 02:25I'm really wondering what speed selection of GPIO is.There are some options to select GPIO Speed, such as 2MHz, 25MHz, 50MHz and 100MHz.What does the speed mean?Which value is selected generally?
Posted on March 26, 2014 at 20:51Hi, I have an error in my code and I can not seem identifying the problemThe erreur is : ..\main.c(97): error: #169: expected a declarationThis is my code /***********************************************************...
Posted on March 26, 2014 at 21:56Hello,For some time I've been developing system at my company, one of the features is SD card, interfaced via SPI (SPI1 to be more precise). However there is a problem with reception of data by MCU. When I map SPI1 t...
