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12 lines
402 B
Plaintext
12 lines
402 B
Plaintext
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: _wait ( Wait until the lcd is ready to receive a command )
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( When 7th bit is cleared, we can send a new command )
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BEGIN LCD_PORT_CMD PC@ 0x80 AND NOT UNTIL ;
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: _cmd LCD_PORT_CMD PC! _wait ;
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: _data! LCD_PORT_DATA PC! _wait ;
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: _data@ LCD_PORT_DATA PC@ _wait ;
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: LCDOFF 0x02 ( CMD_DISABLE ) _cmd ;
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: _col! ( col -- )
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0x20 ( CMD_COL ) + _cmd ;
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: _row! ( row -- )
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0x80 ( CMD_ROW ) + _cmd ;
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