STM32f4 discovery printf
Posted on April 25, 2013 at 16:47I have the stm32f4 discovery board usb connected. Debugging works but the command printf doesn't work (trace: no synchronization).System clock is set 168Mhz, SWO 2MHz. Any idea?Thank you
Forum Posts
STM32W108xx UART implementation
Posted on February 26, 2013 at 10:10Hi I want to show the output(i.e. sended data) on tera term terminal. How to setup tera term for that.(I am using UART for serial communication in which i am sending data from one port and receiving from other on...
STM32F103VET6 CAN Normal mode issue
Posted on April 22, 2013 at 15:07STM32F103 has one CAN only. I want to send and receive data using the same CAN in normal mode(For testing purpose, CAN sends and receives message itself ). I have tried loopback mode and it worked fine. But when I co...
STM32 embedded GUI Library
Posted on April 25, 2013 at 11:41HiI can't find the STM32 embedded graphic library. I am supposed to find it here: http://www.st.com/stonline/stappl/resourceSelector/app?page=resourceSelectorPage&doctype=FIRMWARE&ClassID=1734 but I always get this m...
ADC and DMA double buffer
Posted on April 24, 2013 at 15:59 Hi, all. I working at ADC sampler implementation. ADCsamplerhas a next flow: Timer 1 generate sample rate at 200kHz.At every Timer 1 CC2 interrupt ADC1,ADC2,ADC3 take a sample.DMA is used to transfer s...
Help with GPIO on STM32F4 discovery
Posted on April 24, 2013 at 23:09Hi,i'm studying about GPIOs on STM32F4 Discovery but in the User Manual i don't understand very well how GPIOs work.Can someone helps me to understand how it works?GPIOs should be 9 ports of 16 bits that SoC uses to ...
ADC and DMA, again
Posted on April 18, 2013 at 12:55The original post was too long to process during our migration. Please click on the attachment to read the original post.
PWM for stepper motor
Posted on April 24, 2013 at 11:05Hi all,plz i need to generate a signal like this one to control a stepper motor: if you have an idea don't hesitate plz. I found an example named ''6 steps'' which contains a signal like this one but it doesn't work
USART Rx problem
Posted on February 13, 2012 at 20:16Hello,I have a little problem with Rx on stm32f417.I designed my own board, byt i am putting this here, becouse i cannot find another approperiate forum.I tried to set up UART2, but i cannot make reciving working....
DWT HSE Period Mesuring
Posted on April 18, 2013 at 12:20Hello!Can i mesure period of High Speed External (HSE) oscillator period with help of DWT?I initialized DWT and can mesure number of cycles of operations.I use stm32f207 microcontroller.Thanks in advice.p.s. Or mayb...
