Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on June 18, 2013 at 11:25I write this code witch turn on the 4 leds of the stm32 when pushing the bouttan and after it wait for some time and turn off the 4 leds. I checked the code without the delay it work fine but whith the delay the progr...
Posted on June 17, 2013 at 18:30I build my own STM32F405RG Stamp and try now to get the USB FS running. For to make good progress I use the libraries, which are available for the stm32F407 Discovery. I use Atollic True Studio Lite and ST-Link/V2 SWD...
Posted on June 17, 2013 at 10:37Hello,I use the STM32F407 and I have to link 3 different slave devices on the same SPI bus (an accelerometer, a touchpad controller and a screen). I have no other solutions. Each device is activated with chip select p...
Posted on June 17, 2013 at 17:07hello people i'm using IAR IDE and i'm trying to make a program which get accelo values (x and y) and put them on lcd this is my code and it didnt work i dont know why: ****************************** #include ''stm...
Posted on November 29, 2012 at 13:34Hello,I have same problem with my ST Discovery board on Windows 8. After I connect board to PC, windows was trying to install driver - but unsuccessful because driver files does´t contain a digital signature. In ...
Posted on June 18, 2013 at 05:03I've tested the example systick app and it worked, but my (keil) app will not work. I'm just trying to blink a light on a 2 sec interval, super frustrating.the project settings have the system clock at 25mhz. I'm usin...
Posted on June 17, 2013 at 17:43I'm currently working with a STM32F3-Discovery board which has the STM32F303VC microcontroller on it. I'm planning on eventually using the STM32F373C8 on my board, but I want to test out some code and get comfortable...
Posted on June 17, 2013 at 12:32I am using STM32F205 with 120Mhz interanl PLL(HSI).I have to interface SD Card on SPI with <= 24Mhz. Problem is with 120Mhz sysclk I can only obtain SPI-30Mhz(can't use of SD), 15Mhz(too slow)and other lower freq.Now ...
Posted on June 15, 2013 at 13:38Hi, In our system, our main code loop repeats every 12 seconds and refreshs the watchdog counter. When refreshing the counter, I toggle an LED. The only problem is the blink period. I would lke the watchdog running LE...
Posted on June 15, 2013 at 03:44I'm looking for confirmation (first hand knowledge, please -- speculation is usless) that PA3 on the F37x and F38x are in fact at pin 18 and not on pin 17 as it is for all the other LQDP64-packaged F1xx, F2xx, F3xx, a...
