电子式拉力计的设计(毕业设计)

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1、 第 1 页 共 2 页 电子式拉力计的设计 摘要 随着嵌入式设备的广泛运用，目前电子仪表也越来越趋近于数字化和智能化。数字仪表是集电子技术、计算机技术和精密测量技术于一体的全新产物。数字仪表具有响应快、分辨率高、测量精度高等优点。生产的要求对电子仪表提出了越来越高的要求， 需要仪表既准确的显示、记录参数大小，又能借助电脑连续反映出参数变化的过程和趋势。因此数字仪表已成为仪器仪表领域中一个重要的分支。而本文设计的电子式拉力计就是这样一款携带方便、功耗超低的智能化仪表。 设计这款电子式拉力计，结合了我在大学所学的嵌入式技术、单片机 技术以及串口通信技术，并把它们相结合使用在这个系统中，从而设计出

2、这样一款便携式、低功耗的电子式拉力计。它由 ATmega16AVR 单片机为处理核心，由 MT-TS 应变式传感器来测量拉力的变化，最后测量结果由 LCD1602 显示。它能实现以下功能： 测量范围分为 0 50N、 50 500N，以键盘控制两档量程的转换。测量精度 1%，测量结果在 LCD 显示屏上显示。 此拉力计结构简单，性能稳定可靠，便于维护。操作十分简便，测量结果使用液晶显示器显示，便于使用者读取。 关键词： 数字仪表；电子式拉力计； ATmega16AVR；应变式传感器；液晶显示器 第 2 页 共 2 页 DESIGN OF ELECTRONIC TENSOMETER ABSTRA

3、CT With the widespread use of embedded devices,Currently more and more electronic instrumentation approach to digital and intelligent.Digital instrument is a set of electronic technology, computer technology and precision measurement technology in one of the new product.Digital meter with fast respo

4、nse, high resolution, high accuracy advantages.Digital instrumentation has become an important branch of the instrumentation field.The paper design an electronic tension meter is such a portable, ultra-low-power intelligent instrument. Design of this electronic force gauge, combines in college I lea

5、rned embedded technologies microcontroller technology and serial communication technology,and put them in combination with this system, in order to design such a portable, low-power electronic Rally.It consists ATmega16AVR microcontroller processing core, the MT-TS strain gauge sensors to measure ch

6、anges in tension,measurement results from the LCD1602 display. It can achieve the following functions: Measuring range is divided into 0 50N, 50 500N, with two steps of keyboard control range conversion. Measurement accuracy of 1%, the LCD display shows the measurement results. This Rally simple structure, reliable performance, easy to maintain. Operation is very simple, the measurement results using the LCD display, easy to read. Key words:Digital Instrument；Electronic Tensometer；ATmega16AVR；Strain Sensor；LCD