- Category:
- SCM
- Tags:
-
[C/C++]
[源码]
- File Size:
- 1kb
- Update:
- 2014-05-29
- Downloads:
- 0 Times
- Uploaded by:
- feifei
Description: Simple single-chip analog doorbell and have closed door function. When you press the S2 key HJ-3G on, the buzzer emits ten times short " beep" as the call. S3 is used to close or open the door. When the door is closed, there will be no call by pressing S2 effect.
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menling.c
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