Javad FH915 Operator's Manual

Javad FH915 Operator's Manual Manual pdf 18 page image

Command Line InterfaceCommand Line Interface ConventionSoftware Switching to Maintenance Mode18 www.javad.com• The Carriage Return/Line Feed (CR/LF, 0x0D/0x0A) is a command delimiter. Commanddelimiters CR or LF or CR+LF are valid.• The Carriage Return/Line Feed (CR/LF, 0x0D/0x0A) is a reply delimiter followed by the “CLI>”prompt if Echo option is On.• The Carriage Return/Line Feed (CR/LF, 0x0D/0x0A) is a reply delimiter if Echo option is Off(default option).• The 2-digit number followed by “@” in the unit’s reply indicates the error code (refer to Table 4-1 for description), if Echo Off is selected, otherwise the error message is displayed.• A successfully performed command is replied by @00 code, if Echo Off is selected, otherwise theset value is replied.• A command with the certain [Parameter Name] and blank [Parameter List] displays the currentsettings for a given parameter.• To set the mode ordered by CLI commands as permanent User Setting (the setting automaticallyselected for the boot-up unit) the SAVE command must be asserted.• [/?] orders to show the help information for the given command.• Commands are not key sensitive; small, none capital characters can be used to enter CLIcommands.Table 4-1. Command Line Interface Error Codes4.1.1. Software Switching to Maintenance ModeSoftware Switching to Maintenance Mode can be utilized if Data/Maintenance Port (DP/MP) control lineis set to High Z (or 3.3v) level. To switch to Maintenance mode the special byte-sequences with specialmeanings are used:• Escape-Sequence: “+++” with 20 ms guard time before and after the command characters• Escape-Acknowledge: “@00” 20 ms toggling on CTS control line needed toacknowledge switching from Data to Maintenance mode and vice versa. In Maintenance mode,the unit’s serial port must keep CTS line always active.Error Code Short Description0x01 Command Syntax Error. A command followed by “/?” displays a command usage.0x02 The parameter has a format error. A command with the certain [Parameter Name]followed by “/?” displays the format and range of the variable.0x03 The parameter is out of allowed range. A command with the certain [ParameterName] followed by “/?” displays the format and range of the variable.0x04 The command is not valid for specific radio model. To display the list of availablecommands, the HELP command must be used (see “Software Switching toMaintenance Mode” ).0x05 Unspecified Error

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