[i=s]This post was last edited by caizhiwei on 2021-1-6 22:21[/i]I finally received the board, but it was New Year's Day, so it was delayed for another 3 days. Today I couldn't wait to unbox it!
The w...
Now I have made a simple circuit board, which only has the power supply part (using a simple switching power supply chip TPS54232 from TI), the laser transmission module (independent LDO power supply ...
[p=20, null, left][color=rgb(51, 51, 51)]1. A 10mil hole and a 20mil pad correspond to a 20mil line with a current of 0.5A. A 20mil hole and a 40mil pad correspond to a 40mil line with a current of 1A...
[align=left][color=rgb(51, 51, 51)][font=-apple-system-font, BlinkMacSystemFont, "][size=17px]Recommended tutorial series for postgraduate entrance examinations Part 4 - Basics of analog electronic te...
[i=s]This post was last edited by hau30729 on 2019-10-3 17:46[/i]The main power supply provides 5V_USB (and then boosts to 12V) or 12V_DC JACK power through the adapter. Thepurple side will be connect...
I also find this very strange.When I burned for the first time, I selected 2407 CPU in CCSSETUP, and it burned in without any problem.But when I burned for the second time, this problem appeared. Late...