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[SCM] 123456 DL : 0: 楼宇直按可视对讲门铃室系统软件设计及实现单片机软件主要完成门铃呼叫信号、摘挂机、按键检测及相应控制信号的输出，完成来人呼叫后及主动监视30s定时等功能。用MCS-51语言编写的程序如下： -buildings by direct visualization room intercom doorbell system software design and realization of complete single-chip software doorbell call sign, picking hang up, key detection and output control signals corresponding to complete the come and take the initiative to call functions from time to time monitor the 30s . With MCS-51 language is as follows:
Date : 2025-12-25 Size : 1kb User : zp