Single chip machine is used for timing control in the system, infrared wireless transmission of voice signals is realized, and the demand in modern interactive teaching is satisfied.
系统利用单片机定时控制，实现语音信号的红外无线传输，满足现代交互式教学需求。
Single chip machine is used for timing control in the system, infrared wireless transmission of voice signals is realized, and the demand in modern interactive teaching is satisfied.
系统利用单片机定时控制，实现语音信号的红外无线传输，满足现代交互式教学需求。
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