This is a complete alarm system with 5 independent zones suitable for a small
2006-04-16 17:58
This design idea explains how a 915MHz receiver can sound an alarm when a transmitter moves beyond
2011-08-25 18:18
门铃电路设计 门铃电路 Figure 1 represents a cheap and simple Gate Alarm, that is intended to run off a
2008-10-14 13:35
The circuit uses a 555 timer wired as an astable oscillator and powered
2006-04-16 17:59
Touch-activated Alarm,Attach trigger wire to the latch nut/bolt Isolate this Latch from any other metal parts
2008-03-12 22:41
那么在工业领域用嵌入式，还是用可编程逻辑控制器（PLC）？
2021-01-13 14:31
英飞凌PSC62利用alarm唤醒深度睡眠模式。以达到节能目的。
2023-05-28 12:50
�����Զ�������·,DOOR ALARM �ؼ��֣�CD4047,CD4027,NE555,�ſر�����·ͼ ͼ1
2018-09-20 18:30
stm32用ucos还是linux操作系统了？首先我们要明确嵌入式操作系统有两种：用MMU的和不用MMU的。用MMU的是Windows、 MacOS 、Linux、 A
2017-10-10 14:51
车载散热用导热凝胶好还是导热胶好?
2023-05-10 16:02
