输出数字 meaning in English

output digit
printnum

The multimedia video card is the maturity produce purchased on the market . it offers the source of signal
多媒体视频卡是购买的现成产品，从50针接口输出数字视频信号，为系统提供信号源。
In paper we designed the processing circuits of magnetic encoder , designed the magnified circuit , the signal collection circuit and the d / a conversion circuit are designed . then magnetic encoder can output two different type signals : digital signals and analog signals , the two type signals are corresponding
对磁编码器的信号处理电路进行了设计，设计了磁头的放大比较电路、单片机信号采集电路和d a转换电路，设计了单片机信号采集和d a部分的程序，使编码器能在输出数字信号的同时输出与数字信号一一对应的模拟信号。