程序功能：二进制取反 、十六进制转为十进制、十进制转十六进制、BCD转10进制 、十进制转BCD码、BCD码转换为字符串、字符串转换为BCD码，非常实用，工作必备之源码-Procedures functions: binary negate, sixteen hexadecimal to decimal, decimal to hexadecimal sixteen, BCD 10 hexadecimal, decimal conversion BCD code, BCD code is converted to a string, the string is converted to BCD code, very practical, the indispensable source