Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on November 25, 2013 at 10:53Hello everyone , I have connected my ADC source in STM32F4 - Discovery Board at PC2 pin. I want to transfer this through UART to PC. I have configured PA9 and PA10 as USART1 TX and RX pin . But I am getting not...
Posted on November 22, 2013 at 14:31We have used the virtual com port driver with an STM32F1 chip for 3 to 4 years without problems. Recently some Windows 7 desktop PCs are not communicating properly. The USB chip will be detected and the com port w...
Posted on November 23, 2013 at 14:58I have implemented RTC in STM32F107RB at 50Mhz operating frequency, it works good but the problem is shift in time about 5 to 6 seconds in a day. Is there any correction factor? Here i have attached RTC intialis...
Posted on April 17, 2013 at 08:26 Hi all, I have a ST7753S 8 bit bus, 8080 style, hooked up to STM32F103VE FSMC with config as below. However I find that there are 2 bytes being written every time I write a char. Is this how it works...
Posted on November 24, 2013 at 16:12Hello,I have implemented a USB microphone which uses OS default driver. I define the volume from 0x0C00 (MAX) to 0xE000 (MIN) correspond to +6dB...-24dB.Control in Windows,Linux works. However taper is the wrong w...
Posted on November 24, 2013 at 12:25Hello guys? I have bought some STM32F030F4 chips ?but i donnot know how to program on it?I am confused of the Related firmware?So can someone tell me how to creat a new project using Keil-MDK without the give...
Posted on November 23, 2013 at 23:09I know this is weird, but any help would be great. This is driving me nuts. I'm tyring to use A5, A6 and A7 as SPI for communication with a touchscreen controller. SCLK and MOSI work fine, but MISO (A6) works only...
Posted on November 22, 2013 at 17:19Hello community, I am trying to communicate a STM32F207 uC with a uSD card via the SDIO interface, what I am trying to do is to get the CID of the inserted uSD using CMD commands, and verify that both parts are co...
Posted on November 23, 2013 at 18:50 I'm now trying to receive an image from my OV9655 over the DCMI port and send it then to the pc. With low resolution (160x120 pixel) and saving the image in the ram it worked good. Now I want to geht higher r...
Posted on November 22, 2013 at 17:57Hello, I've been attempting to set up two discovery boards. One as a signal generator that generates a 1 Hz pulse (50% duty cycle), and the other to accept that signal as input capture. I can't seem to get the inp...
