It is the short and small type cell phone jammer
This can be directly on a PC's RS-232C serial interface for long distance data communication. Host computer using a PC, with off-the-shelf RS-232 standard serial port, the microcontroller serial port is a TTL level, so an additional RS-232 serial interface circuit. Figure 4-7 RS232 serial port schematic 4.2.5 Host Computer PC modern industrial production has a high degree of automation, fast takt time, measurement parameters, informative, and the heavy data processing, and control real-time requirements of characteristics. Computing speed, ability to process data, and control functions of the computer has become a modern production systems in central control. To avoid some unnecessary damages of phone jammer .
Instruments in their work, the detection system will continue processing under high temperature, high-speed movement of the workpiece speed sampling measurement, and to capture the size information, Huazhong University of Science and Technology Wenhua graduate design master 21 (Thesis) system collected this information immediately to the preliminary data processing, and communications network transmission to the host computer, because the main controller is a microcontroller, its speed of operation and data processing capability is much weaker than the PC confidential, in order to achieve online The detection of real-time data processing, the microcontroller is not competent, the PC can be a good completion of this high-speed real-time data processing requirements. And ensure the high performance of the body of phone jammer .
Computer can not only high-speed data processing, but also can automatically correct the measurement error, due to the emission optical system of laser scanning diameter measurement detection system is a dynamic optical system engineering, and speed scanning non-uniform constant velocity, and there is collimated errors. The original data collected can not be a true reflection of the actual size of the workpiece, must the data be corrected. According to the system error analysis, error correction formula. More complex calculation, you can not use the microcontroller programming language to describe, therefore, must be upper level computer language to describe. The computer has a very strong real-time control capabilities. It is the same principle for the preheating of phone jammer .These are used to enhance the quality and performance of cell phone jammer
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