本文介绍一种按规则序列设计的移位型计数器。此类计数器设计方便，电路简单，译码电路简单，并具有快速自启动特性。
In this paper, it introduces one kind of shift counters designed with regular sequences. These counters have many advantages: easy to design, simple circuit, simple decode and self starting.
编码时充分利用DSP器件的移位和双字处理能力，使卷积编码数据能够快速有效地完成；
When encoding, the data of the convolution code can be achieved effectively using the shift of DSP and the capability of double-word processing.
圆刀移位、圆刀进给均采用油压单元控制，可实现运动平稳快速、定位准确。螺旋纸管机纸管机设备卷纸管机3。
Oil pressure unit control is adopted in round blade displacement and feeding, and realize stability, velocity and positioning accurate.
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