给出了看门狗、掉电后供电延时、电源故障实时监控和自动复位等功能的实现电路及相关程序。
The implementing circuits of watchdog, delay on power outage, power failure monitoring and automatic reset and related program are given.
根据直升机起飞、着舰时所需的助降灯光使用要求，考虑电磁兼容性标准，详细介绍了灯光助降系统的主机板、电源板、驱动电路、故障检测电路等硬件设计过程。
On the basis of the need of the lamplight for the helicopter to take off or touch down at the warship, the standard of the electromagnetic compatibility is considered.
介绍了电气故障的种类、产生的原因，详述了电源、电路、设备和元件故障的查找方法，对常用电气设备的故障原因、查找方法，做了具体的叙述。
This text introduces category and reason of electrical breakdown, deals with the methods of checking up the power supply, electric circuit and equipment and gives out some concrete countermeasures.
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