4 System Software Design The lower computer software is written in assembly language, mainly including detection and communication programs, display and interrupt programs; the upper computer softw...
[size=4][color=#252525] Amplifier circuit is also called amplifier. It is the basic circuit of other electronic circuits. It is a circuit formed to amplify weak signals. Amplifier circuits can be divi...
The main parameters that characterize antenna performance include radiation pattern, gain, input impedance, standing wave ratio, polarization mode, etc. 1.1 Antenna input impedance The input impedance...
:pleased:We have welcomed a new moderator: [url=home.php?mod=space&uid=238351]@懒猫爱飞[/url] !! Welcome to join our moderator team! I hope that in the future we can cooperate in a friendly manner and man...
Project background (100-200 words)With the arrival of an aging society, it is a practical problem to meet the audio-visual and spiritual needs of the elderly with low-cost hardware. This project hopes...