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[邮电通讯系统] BPSK Transmitter
说明:The basic parts of the BFSK transmitter are the preamble and the data input circuit. The preamble sequence is positioned in front of each packet of 122 bits for a total of 128 bits packet. The main purpose of the preamble is to facilitate the recepti<publicxz> 在 2011-03-18 上传 | 大小:30.65kb | 下载:0
[百货/超市行业] 超市POS收银系统
说明:超市POS收银系统 代码简单全 适合初学者<709226950@qq.com> 在 2011-04-06 上传 | 大小:519.37kb | 下载:0