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
. The latest 10-second voice recording and playback module, the 10-second series voice recording and playback component, is the most advanced American single-chip voice processing large-scale integrat
I'd like to ask everyone, I use 74LS47 to drive two 4-bit digital tubes, the digital tube brightness is very weak, I changed to dual power supply, provide 5V voltage to the digital tube separately, bu