【学习总结范文】CRSM命令学习总结完整.doc

PAGE PAGE 9【学习总结范文】CRSM命令学习总结完整 一、 CRSM标准AT命令 Restricted SIM access +CRSM Table 2: +CRSM action command syntax the to all other values are reserved NOTE 1: The MT internally executes all commands necessary for selecting the desired file, before performing the actual command. lt;fileid: integer type; this is the identifier of a elementary datafile on SIM. Mandatory for every command except STATUS NOTE 2: The range of valid file identifiers depends on the actual SIM and is defined in GSM 51.011 [28]. Optional files may not be present at all. lt;P1, lt;P2, lt;P3: integer type; parameters passed on by the MT to the SIM. These parameters are mandatory for every command, except GET RESPONSE and STATUS. The values are described in GSM 51.011 [28] lt;data: information which shall be written to the SIM (hexadecimal character format; refer +CSCS) lt;sw1, lt;sw2: integer type; information