Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on August 18, 2014 at 07:41Hi,I have a problem with touchscreen cursor:When I move my finger on the touchscreen, although the cursor follows me, it remains its trace on the LCD. As if I'm drawing something, like in a Paint program. My deducti...
Posted on August 16, 2014 at 13:49Hi, I am trying to measure the rpm of a geared DC motor. The manufacturer claims a speed of 500rpm at 12V but my calculations give a speed of around 1600rpm! The gear ratio is 19:1. I have written the following code...
Posted on August 17, 2014 at 18:36Dear friends. I try to learn how to work with LCD using the peripheral example - LTDC_ColorKeying. What documentation should I read to understand how to work with the LCD? I tried to follow the code but have lost (s...
Posted on August 14, 2014 at 12:43The original post was too long to process during our migration. Please click on the attachment to read the original post.
Posted on August 14, 2014 at 23:09Hi,I have a project with STM32F417 and want to change it to SMT32F407.I cant find any way to change the CPU.How can I change without enter all information again into STMCube?Tkans for you help.
Posted on August 16, 2014 at 04:30I'm trying to simply send a character over and over to my computer using a USB to TTL adapter and USART2 on the STM32F4 discovery board. I have USART2 configured for 9600 baud which would give 104us bit pulses.After...
Posted on August 17, 2014 at 02:04Hi, I have a device which is sending an inverted UART on the line. The startbit is 1, the stopbits are 0. The whole line is inverted, but the other syntax of uart is right. So is there e possibility for receiving th...
Posted on August 16, 2014 at 22:34I'm trying to find an example of loading the next timer delay via DMA. I want to sweep a square wave over a range of frequencies and this looks as if it might be able to do it very neatly. Assembly preferred as I'm...
Posted on August 16, 2014 at 19:00Hi guys.I have a STM32F4 Discovery Board. I had some programs for it, it was work very good.But Now STLink V2 debugger on board not working.My computer has not detected to board. Both of Leds are not blinking.Whats ...
Posted on August 16, 2014 at 18:52 Hi, my experience with serial comunication is very poor, after six months of ''pain'' trying to implement some AHRS algorithms, now i want to port that data to matlab for example, but i need every dataset t...
