Posted on June 12, 2013 at 18:01After power supply failure the processor is locked for writing. I've tried many ways to solve this, but with no result.Processor refuses programming. Every attempt to change ''Option bytes'' with st-link utility finis...
Posted on June 12, 2013 at 18:36Hi, I have a great wish to run 320x240 LCD directly by DMA (according AN3241) But I need to use the same SRAM for other purpose. According the timings it could be possible. PSRAM 70 ns, LCD 100 ns. So it left some 100...
Posted on June 10, 2013 at 18:53Hello,I am programming a resistive touch screen controller, the AR1021-I/SS.http://ww1.microchip.com/downloads/en/DeviceDoc/41393B.pdfThis device communicates with a SPI port. Data are transmitted on SDO at SCK fallin...
Posted on June 12, 2013 at 11:36Hi,I have STM32103C6 and my code goes well if I use HSE with PLL (72Mhz). But I try to have 64Mhz SYSCLK and HCLK using HSI. But every time when I am debugging, I see that after clock configuration, the code goes to H...
Posted on April 15, 2013 at 17:31STM32F40G-Eval Hi, Am having this error, &sharperror ''Please select first the Evaluation board used in your application (in Project Options)'' i commented /* &sharpdefine STM32F427X */ in STM32F44XX.h but i st...
Posted on June 11, 2013 at 02:12 Running the following two ADC3 inputs, channels 11 and 12 (PC1, light sensor and PC2 potentiometer) on STM32F4Discovery, problem is that when I vary the PC2 input, the reading pertaining to PC1 also varyies a bit....
Posted on June 02, 2013 at 13:34hello :) i had a problem when i send a character or receive a character , i always get a wrong character like ''-'' or a heart ... ps: i'm using rs232 -> USB converter here is my code: &sharpinclude ''stm32f4xx.h'' ...
Posted on May 23, 2012 at 14:05Hello, I was reading application note (AN3354) concerning IAP using USB host, and i found the name of c files:main.c, stm32f10x_it.c, command.c, flash_layer.c, usb_bsp.c, usbh_usr.c I googled these file but i didn't fi...
Posted on June 11, 2013 at 09:52The original post was too long to process during our migration. Please click on the attachment to read the original post.
Posted on June 11, 2013 at 09:25Hello! lately i configured the RTC to work respectively to the LSI oscillator. The RTC is working well while supplied from VDD pin. when working from the VBAT the last time count is preserved but from turning off to ...
