【摘要】 阐述了以32bitARM单片机LPC2119为核心的智能控制器的主要功能和组成原理,给出了硬件系统的微处理单元、信号检测与处理、短路大电流模拟保护单元、通信单元以及基于μC/OS-II的嵌入式软件的设计与实现方法。实践证明,采用该设计方法有效提高了低压断路器智能控制器的实时性和可靠性。更多还原

【Abstract】 The main function and composing principle of intelligent controller with 32 bit ARM single chip LPC2119 as the core were expatiated. The design and realization of the microprocessor, signal detection and processing, short-circuit big current analog protection, communication units of hardware system and the embedded software based on μC/OS-II were given. Practice proves that the real-time and reliability of low voltage circuit breaker intelligent controller are effectively improved with adopting this method.更多还原