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When the detected signal exceeds the safety threshold,the alarm is prompted.
2023-09-20 07:20:01
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ATmega16 series single-chip computer.The device includes photoelectric sensor,ultrasonic ranging module,alarm
2023-09-21 17:40:02
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microcontroller as the processor core,the photosensitive resistor as the light detector,the buzzer as the alarm
2023-09-22 16:30:01
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photosensitive resistance testing light intensity,at the same time can be set by the program time and alarm
2023-09-29 06:50:01
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Vehicle fire alarm system is an important guarantee for driving safety of drivers.
2023-10-05 08:00:02
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STC89C52 single chip computer is designed.The functions of motion control,status acquisition and sound alarm
2023-10-07 15:30:01
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module controls the unlocking.It has the functions of successful prompt for unlocking,password error alarm
2023-10-09 10:50:01
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单片机是什么？单片机有什么用？单片机与微处理器是什么关系？而CPU呢？MCU呢？
2013-11-22 08:16:01
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对CAN 是什么、CAN 的特征、标准规格下的位置分布等、
CAN 的概要及CAN 的协议进行了说明。
2.
2013-10-14 11:00:01
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正如有一个陌生人闯入时我们会问“你是什么人”一样，当一个USB设备插入主机时，，它也会问：“你是什么设备”。并接着会问，你使用什么通信协议等等。
2022-09-16 22:20:01
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我又是通过这代码来“引玉”，相信看过我编写的黑白棋源代码的人应该知道“引玉”是什么意思。
2015-11-04 10:29:01
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这是什么原因呢？[第一段]
2023-05-26 01:00:02
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不
同厂商的MSO 之间的差别是什么?
2013-04-24 16:38:34
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不
同厂商的MSO 之间的差别是什么?
2023-06-14 19:20:11
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be alarmed by voice broadcast and the date is obtained by DS1302.There is a buzzer module which can alarm
2023-09-19 23:40:01
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functions of automatic lighting control,corridor lighting control and damage detection,and anti-theft alarm
2023-09-15 04:40:01
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microcomputer is composed of wireless nRF905 transmitting module,LCD display program,sound and light alarm
2023-09-17 07:20:01
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and property safety and reduce the occurrence of traffic accidents, this paper designs a bus overload alarm
2023-09-30 05:10:01
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LCD screen to show the speed of the bottle drips,when the detection plate detects the liquid drop,an alarm
2023-10-03 10:40:01
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detect the temperature.When the collected value is higher or lower than the original set value,the alarm
2023-10-05 22:30:01
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