Introduction - If you have any usage issues, please Google them yourself
Procedures to achieve: The P1.0 output 1KHz and 500Hz audio signal driver speaker for alarm signals, require signal 1KHz ring 100ms, 500Hz signal ring 200ms, alternating, P1.7 access control switch 1, when the switch closed ring alarm signal, when switching off alarm signal to stop.
Packet : 51622408baojin_chanshenqi.rar filelist
baojin_chanshenqi.doc