I urgently need help from a master to find a schematic diagram and program of a school schedule management system made by a 51 single-chip microcomputer.
[b] [/b][align=left]I believe that when choosing a transformer, everyone will always have such a question: "Why can the power of the transformer I choose only be so large?" Let's analyze what factors
Recently, ThreadX has been open sourced, and many people I know have started playing this legendary ROTS. I feel that many people will gradually switch to ThreadX~So, does the open source of ThreadX h
[p=28, 2, left][font=宋体][b][color=#000000][backcolor=white]The resistance of capacitor to AC is called capacitive reactance. [/backcolor][/color][/b][/font][/p][p=28, 2, left][font=宋体][color=#000000][