collapseos/blk/557
Virgil Dupras ffdc58739a ti84: HelloWorld!
In emulator of course...
2020-05-08 11:36:50 -04:00

13 lines
388 B
Plaintext

: _cmd LCD_PORT_CMD PC! LCDWAIT ;
: _data! LCD_PORT_DATA PC! LCDWAIT ;
: _data@ LCD_PORT_DATA PC@ LCDWAIT ;
: LCDOFF 0x02 ( CMD_DISABLE ) _cmd ;
: LCDON 0x03 ( CMD_ENABLE ) _cmd ;
: _yinc 0x07 _cmd ; : _xinc 0x05 _cmd ;
: _col! ( col -- ) 0x20 ( CMD_COL ) + _cmd ;
: _row! ( row -- ) 0x80 ( CMD_ROW ) + _cmd ;
: LCD$
H@ TI_MEM ! FNTH 2 * 2+ ALLOT
LCDON 0x01 ( 8-bit mode ) _cmd
;