【摘要】 介绍了MX980芯片的性能特点及应用MX980进行π/4DQPSK调制解调的方法,并结合TETRA的部分MAC层的协议对无线发送的实施进行了研究,同时也给出了一种实用的与单片机80196的接口设计电路。更多还原

【Abstract】 This paper introduces the characteristic of MX980 chip and the its π/4DQPSK modulating and demodulating methods, and studies the implementation of wireless transmission combining with MAC layer protocol of TETRA, also a practical interface circuit with single-chip processor 80196 is presented.更多还原