Execute Commands
You can issue the following commands to a session topic:
Allow Emulator Updates—Enables HostExplorer to update the 3270 window when it receives information from the host.
Block Emulator Updates—Prevents HostExplorer from updating its window when it receives information from the host.
End Session—Terminates the current terminal session. This command is identical to selecting Close Session from the File menu in HostExplorer.
Pause—Pauses for the specified time in half-second increments. The following example pauses for 2 seconds: [pause(4)]
Receive File—Downloads the specified file from the host to your computer. This requires command syntax. 
Send File—Uploads the specified file to the host from your computer. This requires command syntax.
Run Macro—Runs the specified macro. The following example runs the macro dothis: [run macro(dothis)]
Wait Unlock—Pauses for the specified time in half-second increments until the 3270 keyboard is unlocked. If the keyboard is already unlocked, the function returns immediately. The following example pauses for up to three seconds: [Wait Unlock(6)]