TAB(-1,code);

! terminal function

0

Clear screen and set normal intensity

1

Cursor home (move to col 1, row 1)

2

Cursor return (move to col 1 without linefeed)

3 / 4

Cursor one row up / down

5 / 6

Cursor one column left / right

7 / 8

Keyboard lock / unlock

9 / 10

Erase to end of line / screen

11

Enter background display mode (reduced intensity)

12

Enter foreground display mode (normal intensity)

13 / 14

Protected fields enable / disable

15 / 16

Line delete / insert

17 / 18

Character delete / insert

19 / 20

Not supported

21 / 22

Blinking field start / end

23 / 24

Alternate char set (line draw) enable / disable

25 / 26

Not supported

27

Set terminal attributes

28 / 29

Cursor on / off

30 / 31

Underscore start / end

32 / 33

Reverse video start / end

34 / 35

Reverse blink start / end

36 / 37

Screen display off / on