有关M12 GPS及其应用的内容！！！给大家共享一下@-M12 GPS and the application of the content! ! ! To share what @

试用维吉利亚密码的方法，以ART（不区分大小写）为密钥对任意给定的字母进行加密。（加密方法：将字母a,b,c…z 对应数字0,1,2……25。明文字母m，密文c，密钥k，c=m+ki mod 26 (I=1,2,3)。例如：m="data security"对应数字"3,0,19,0,18,......,19,24"；k="best" 对应数字为"1,4,18,19"密钥长度为4。c="eeltt ……r"）其中c1=m1 + k1 mod 26 = 4 (e)，c5=m5+k1 mod 26=

用于模拟GPS/北斗卫星接收机输出信号的功能,主要是串口输出GPS M12的信号,以及北斗OEM板的串口信号-Used to simulate the GPS/Beidou satellite receiver output signal is mainly serial output signal of GPS M12, as well as the serial Beidou OEM board signal

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