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collapseos/blk/557
Virgil Dupras b90efb0f7f ti84: first glyph on screen!
On the emulator of course...
2020-05-08 09:07:44 -04:00

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356 B
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: _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 ;
: _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
;