Display control 4.1.2. Clearing and insertion commands Clear screen and cursor home Hex 1Ah or 1Bh 2Ah or 1Bh 3Bh Decimal 26 or 27 42 or 27 59 ASCII SUB or ESC * or ESC ; The screen is cleared and the cursor moves into the upper left corner of the screen. Clear scroll area and cursor home (possible only with KDT 635) Hex 1Bh 1Bh 2Ah Decimal 27 27 42 ASCII ESC ESC . The scroll area is cleared and the cursor is positioned in the up- per left corner of the scroll area. Line delete from cursor position Hex 1Bh 54h or 1Bh 74h Decimal 27 84 or 27 116 ASCII ESC T or ESC t Starting from the cursor position, the current line is deleted to the right-most character position.
Clear screen from cursor position Hex 1Bh 59h Decimal 27 89 ASCII ESC Y Starting from the cursor position, the writing area is cleared to the lower right corner. 4 - 7