一、引言本文讨论的以MCS-48TM8039单片机为核心配以其它器件组成的单片机应用系统。它实用于YLE—V型新型防爆液位汁中。采用单片机作为该液位计中枢控制使其具有以下几个优点: 1.设计简单,结构紧凑,抗干扰能力强; 2.便于调试、生产和改型设计; 3.工作电压低,功耗小,符合防爆安全要求; 4.测量过程简单,测量精度有所提高。 I. INTRODUCTION This article discusses the MCS-48TM8039 single-chip microcomputer as the core coupled with other devices composed of microcontroller applications. It is used in YLE-V new explosion-proof liquid level juice. The use of single-chip microcomputer as the level control of the central station to make it has the following advantages: 1. Simple design, compact structure, strong anti-interference ability; 2. Easy to debug, production and modification of design; 3. Low operating voltage, low power consumption , In line with explosion-proof safety requirements; 4. The measurement process is simple, measurement accuracy has improved.