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- : _clrrows ( n u -- Clears u rows starting at n )
- SWAP _row!
- ( u ) 0 DO
- _yinc 0 _col!
- 11 0 DO 0 _data! LOOP
- _xinc 0 _data!
- LOOP ;
- : _clrln ( n ) FNTH 1+ _clrrows ;
- : LCDCLR 0 64 _clrrows ;
- ( Changes the current line and go back to leftmost column )
- : _lf
- LCD_CURY C@ FNTH 1+ + DUP 63 > IF DROP 0 THEN
- DUP _clrln DUP FNTH 1+ + _zoff!
- LCD_CURY C! 0 LCD_CURX C! ;
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