代忠，樊曉光，顧文燦，周灼榮
（空軍工程大學工程學院，陜西 西安 710038）
摘要：針對目前部隊飛機維護、修理以及試驗中沒有專用信號源的情況，設計了基于單片機的航空交流供電系統(tǒng)測試信號源。本文詳細論述了系統(tǒng)的構成與工作原理，并重點說明了系統(tǒng)中程控信號產生部分的硬件電路和軟件設計。該系統(tǒng)由工控機通過串行總線RS232控制，具有精度高、可靠性高和操作簡便的特點，可廣泛應用于各類戰(zhàn)機、民航飛機的維修領域。
關鍵詞：單片機;工控機;測試;信號源;串行通訊;RS232
中圖分類號：TN911.7 文獻標識碼：A 文章編號：1672-4984(2006)03-0062-03
Design and realization of aviation AC power supply system test signal generator
DAI Zhong， FAN Xiao-guang， GU Wen-chan，ZHOU Zhuo-rong
（Engineering Institute, Air Force Engineering University, Xi’an 710038,China）
Abstract: This paper presented the design of testing signal generator for aviation AC power supply system based on SCM to provide the power supply for the military aircrafts. It presented structure and operating principles of the system in details and focused on design of hardware circuits and software. The system was controlled by IPC through RS232.With features of high precision, high reliability and easy operating, it can be widely used in maintenance area of fighter and civil aircrafts.
Key words: SCM; IPC; Test; Signal generator; Serial communication; RS232
