【摘要】 针对光纤陀螺受温度影响较大的特点,降低惯导系统计算机的功耗可以提高系统精度,本文对器件选型和电路设计进行详细介绍。本导航计算机选用TI公司的TMS320VC33为核心的数字信号处理器,并用FPGA实现逻辑、计数以及接口功能,实现低功耗惯导计算机的设计,并成功的应用于某型号高精度定位定向系统中。更多还原

【Abstract】 For fiber optic gyroscope affected by temperature,Reduce the power of the computer can improve the accuracy of the system.This paper discusses the selection of the device and design of a navigation computer.The core of the navigation computer is DSP chip TMS320VC33 of TI Company;the functions of logic,count and interface circuit have been designed with FPGA.the actual computer was designed and was used in a strap-down positioning and directive system.更多还原