Designed a two-way alarm with the 315M Tx/Rx head transmitting and receiving plates, can be done with the vehicle anti-theft, home security, etc.. 51 compilation, with circuit diagram and PCB.

双向防盗器
..........\主机.ASM
..........\副机.ASM
..........\双向防盗器.ddb
..........\说明.txt

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