FB_FTP_Open
You can open a connection to a FTP-Server with this function block FB_FTP_Open. You can use the returned handle for further actions at the FTP-Server. The connection mode "passive FTP" will be used.
VAR_INPUT
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
sNetID : Is a string containing the AMS network identifier of the target device to which the ADS command is directed.
sHost : Is a string containing the IPv4 address of the FTP-Server.
nPort : FTP port (default 21).
sUsername : Username for the FTP Server authentication
sPassword : Password for the FTP Server authentication
bExecute : The command is executed with the rising edge.
tTimeout : States the time before the function is cancelled.
VAR_OUTPUT
VAR_OUTPUT
bBusy : BOOL;
bError : BOOL;
nErrID : UDINT;
hFTP : T_HFTP;
END_VAR
bBusy : The command is in the process of being transmitted by ADS. No new command will be accepted as long as "bBusy" remains TRUE.
bError : Becomes TRUE, as soon as an error occurs.
nErrID : Supplies the ErrorCode when the bError output is set.
hFTP : Handle of a FTP Server connection.
Requirements
Development environment | Target system type | PLC libraries to be linked |
|---|---|---|
TwinCAT v2.10.0 | PC oder CX (x86) | TcFTPClient.Lib |
TwinCAT v2.10.0 | CX (ARM) |