Special Control Keys

This page lists the keyboard mnemonics supported by the Send Special Control Key action. Mnemonics are ASCII character sequences that represent special function keys in the EHLLAPI interface.

Supported keys

Key name	Mnemonic sequence	Description
Enter	@E	Submits the current screen input to the mainframe.
Tab	@T	Moves the cursor to the next input field.
Backtab	@B	Moves the cursor to the previous input field.
Clear	@C	Clears the terminal screen.
F1	@1	Function key F1.
F2	@2	Function key F2.
F3	@3	Function key F3.
F4	@4	Function key F4.
F5	@5	Function key F5.
F6	@6	Function key F6.
F7	@7	Function key F7.
F8	@8	Function key F8.
F9	@9	Function key F9.
F10	@a	Function key F10.
F11	@b	Function key F11.
F12	@c	Function key F12.
F13	@d	Function key F13 (Shift + F1).
F14	@e	Function key F14 (Shift + F2).
F15	@f	Function key F15 (Shift + F3).
F16	@g	Function key F16 (Shift + F4).
F17	@h	Function key F17 (Shift + F5).
F18	@i	Function key F18 (Shift + F6).
F19	@j	Function key F19 (Shift + F7).
F20	@k	Function key F20 (Shift + F8).
F21	@l	Function key F21 (Shift + F9).
F22	@m	Function key F22 (Shift + F10).
F23	@n	Function key F23 (Shift + F11).
F24	@o	Function key F24 (Shift + F12).
PA1	@x	Program Attention key 1.
PA2	@y	Program Attention key 2.
PA3	@z	Program Attention key 3.
Attn	@%	Attention key. Interrupts a long-running host operation.
Reset	@R	Resets the terminal from an error or locked state.
Home	@0	Moves the cursor to the first input field on the screen.
End	@P	Moves the cursor to the last character of the last input field.
Delete	@D	Deletes the character at the current cursor position.
Insert	@I	Toggles insert mode on or off.
Erase EOF	@F	Erases from the cursor position to the end of the current field.
Erase input	@q	Erases all input fields on the screen.
New line	@N	Moves the cursor to the first field on the next line.
Cursor up	@U	Moves the cursor up one row.
Cursor down	@V	Moves the cursor down one row.
Cursor left	@L	Moves the cursor one position to the left.
Cursor right	@M	Moves the cursor one position to the right.
Cursor left fast	@W	Moves the cursor multiple positions to the left.
Cursor right fast	@X	Moves the cursor multiple positions to the right.

Mnemonic sequences follow the IBM EHLLAPI standard. The exact behavior of some keys depends on the connected mainframe application and emulator configuration.

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