ASN1C 是一款用在通信领域的编码编译软件，如SUPL 协议，RRLP、 TIA-801、RRC协议，等都是在3GPP下的ASN1编码-ASN1C is a code used in the communications field compile software, such as the SUPL protocol, RRLP, TIA-801, RRC protocol, are all under the ASN1 encoded in the 3GPP

IS95协议，英文，PN-3421 (TIA/EIA/IS-95-A) ，Ballot Version-IS95

MAX232芯片是美信公司专门为电脑的RS-232标准串口设计的接口电路,使用+5v单电源供电。-The MAX220–MAX249 family of line drivers/receivers is intended for all EIA/TIA-232E and V.28/V.24 communications interfaces, particularly applications where ±12V is not available.

查询服务类demo，基本实现手机号，天气预报等查询。-ji ben shi xian l es h o u ji b ao tia nqiy uba ode ngc haxu ngo ngn eng