CAJ | 학술논문

为了准确测量粮食含水量，设计了一种基于 MCU 的电容式粮食水分检测仪。以 AT-M EG A128为主控制芯片，利用555振荡电路设计系统的硬件结构，并将测量结果于12864液晶屏中显示。实验结果表明，该水分检测仪能检测水分值在13％～25％的粮食，检测速度快，测量结果准确，能适应各种环境的要求。
위료준학측량양식함수량，설계료일충기우 MCU 적전용식양식수분검측의。이 AT-M EG A128위주공제심편，이용555진탕전로설계계통적경건결구，병장측량결과우12864액정병중현시。실험결과표명，해수분검측의능검측수분치재13％～25％적양식，검측속도쾌，측량결과준학，능괄응각충배경적요구。
In order to measure the moisture content of grain ,a capacitive type grain moisture tester based on MCU is designed .The hardware stucture is based on 555 oscillation circuit system and ATMEGA128 is selected as the major controlling chip .The result is displayed on 12864 LCD panel .The experimental results show that it can test the grain whose moisture content is between 13% ~25% .The tester works fast ,the result of the measurement is precise ,and it can adapt to different environment .Through the new method ,an accurate and high speed online measurement scheme was put forward .