FB_FTP_Open

With the function block FB_FTP_Open a connection to an FTP server can be established. The handle returned can then be used to perform further actions on the FTP server. The connection type used is Passive FTP.

Inputs

VAR_INPUT
     sNetID   : T_AmsNetId:= '';
     sHost    : T_IPv4Addr:= '127.0.0.1';
     nPort    : UDINT     := 21;
     sUsername: STRING    := '';
     sPassword: STRING    := '';
     bExecute : BOOL;
     tTimeout : TIME      := T#15s;
END_VAR

Name	Type	Description
sNetID	T_AmsNetId	A string containing the AMS network ID of the target device, at which the ADS command is directed.
sHost	T_IPv4Addr	A string containing the IPv4 address of the FTP server.
nPort	UDINT	FTP Port (default 21)
sUsername	STRING	User name for FTP server authentication
sPassword	STRING	Password for FTP server authentication
bExecute	BOOL	The function block is executed with the rising edge.
tTimeout	TIME	Indicates the timeout period.

Outputs

VAR_OUTPUT
     bBusy  : BOOL;
     bError : BOOL;
     nErrID : UDINT;
     hFTP   : T_HFTP;
END_VAR

Name	Type	Description
bBusy	BOOL	The command is in the process of being transmitted by ADS. No new command will be accepted as long as "bBusy" remains TRUE.
bError	BOOL	Becomes TRUE, as soon as an error occurs.
nErrID	UDINT	Returns the corresponding error code in the event of a set bError output.
hFTP	T_HFTP	Handle of the FTP connection

Requirements

Development Environment	Target Platform	PLC Libraries to include
TwinCAT v3.0 Build 3102	PC or CX (x86)	Tc2_FTP