本文介绍了以MSP430F149 单片机为核心的一个智能温度控制系统。介绍了如何利 用MSP430F149 本身的优点并结合相关的外部电路实现键盘输入、实时监测、自动温度控 制和调节的控制系统的方法.重点阐述了系统的硬件构成、各部分的主要作用及系统软件的设计过程。 关键词:MSP430F149;温度监测;温度控制;数码管 Abstract: It mainly introduces an intelligent temperature controller based on MSP430F149 single chip Microcomputer. It describes the method how to realize keyboard input, real-time stakeout and measure, temperature control and adjusted automatically, with the merits of itself and the relatively peripheral circuit. It expounds emphatically the hardware structure of the system, the main function, and the process of the system software design. Key Words: MSP430F149; temperature stakeout and measure; temperature controlling; nixie light