UDP模拟发送港口RTG位置数据，并定义自己的协议进行通信，配置好端口后，按键盘的上下左右键，数据自动计算并发送，并有相关图形显示-UDP port to send RTG simulated location data, and define their own protocol to communicate, configured the port, press the keyboard up and down around keys, data is automatically calcu

iphone手机上邮件自动发送，真机测试通过，模拟器由于没有邮箱，无法测试。-iphone cell phone messages automatically sent real machine test, the simulator can not be tested because there is no mailbox.