The data collections, communications and counter module clearing are realized by controller circuit. The core of the controller circuit is AT89C51 single chip.
单片机控制电路以AT89C51单片机为核心部件，实现了数据采集、通讯及计数模块清零等功能。
It is introduced the geoelectric system, safeguard of its circuit system, trouble clearing and AIDS protection and in order to improve the observation data.
叙述了地电观测系统、外线路的维护、仪器故障的判断与排除，以及辅助设备的维护与保养，以此来提高观测资料的质量。
The invention relates to a clearing device and a clearing method which are suitable for clearing a printing pattern on a circuit board.
本发明涉及一种清除设备和清除方法，适于清除一电路板上的一印刷图案。
This instrument has a rotary encoding and raster and it has a special processing circuit not only eliminating trigger pulse case by noise but also clearing up position accumulates error.
柱面散光轴位角进行手动测量，数码显示的数字化屈光度测量仪。本仪器采用特殊的处理电路，消除了外来噪声产生的误触发脉冲及输出错误积累而引起的位置偏移。
After the clearing of the circuit trouble, the PTC Thermistor begins to cool and come back to the state of low resistance, and then the circuit enters normal working condition.
在电路故障排除后，过载保护PT C热敏电阻冷却并恢复到低阻态，同时电路也进入正常工作状态。
After the clearing of the circuit trouble, the PTC Thermistor begins to cool and come back to the state of low resistance, and then the circuit enters normal working condition.
在电路故障排除后，过载保护PT C热敏电阻冷却并恢复到低阻态，同时电路也进入正常工作状态。
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