实现了PDU编码的功能，对短信进行编码，提取中心号码等并进行编码。,Implementation of the PDU encoding functions encode the message, extract the Center and for encoding numbers.

实现了PDU编码的功能，对短信进行编码，读取短信中心号码。-Implementation of the PDU encoding functions encode the message.

Program to Demostrate PDU Encode Algorithm used in GSM SMS Communications. CSharp. User can Enter Mobile Phone Numer and Short Text Message and Program Coverts into PDU Format