一个MODEM的短信软件，支持多串口，轮寻发送，自动接收以及PDU和TEST的交互方式，特别是对串口的操作有借鉴意义！-a MODEM messaging software, support multiple serial ports, find this round, automatically receive TEST and PDU and interactive, especially for serial operation, he said.

下载别人的检查猫状态的源.他能很直观的看到猫的状态.-download other people's cats check the state of the source. He can see very intuitive cat state.

signal type of the signal which is used to pass the signals so please check the word format oft he signal type