主要阐述了一种利用ISP(在系统可编程)技术实现PC卡式可程控数字编码信号发生器的原理。
The principle of using ISP technology to implement the PC card based programmable control coded digital signal generator is introduced.
软件包括两部分：与外部系统 3350主板之间的通信编程和信号发生器本身的模拟编码发送编程。
The software is composed of two parts: the communication programming of 3350 main board and the analog code pro? gramming of the signal generator.
信号发生器完成对原始信号的编码、滤波以及调制；
The function of the signal transmitter is encoding, filtering and modulating the signal.
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