The external crystal oscillator of the open board I have is 25M. When the serial communication baud rate is 115200, the BRR is 0x0135.I would like to ask how 0x0135 is calculated? I read the STM32 dat...
At the beginning of this year, I was preparing for the electronic design competition and got a few sets of SPCE061A boards from Lingyang University from my teacher. I only soldered one. I didn't solde...
What does the standard 14-pin JTAG interface of the prawn f149 look like? Does it need a TEST? Can a USB emulator be used to power the microcontroller when programming? Thank you very much!!!...
My laptop HP500 keyboard is not responding? It works after restarting! But it becomes unresponsive again after a short time! How can I solve this problem?...
[i=s]This post was last edited by hujj on 2019-6-26 21:19[/i]When I first came into contact with a new microcontroller, the first thing I did was of course to light up the LED. After the development p...
Tell me, how did you burn out your DSP?Here's mine:AD overvoltage.Also, the analog ground was not handled properly. There was a short circuit.Have you experienced something more complicated?...