26 lines
948 B
C
26 lines
948 B
C
#ifndef _LCD_H_
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#define _LCD_H_
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struct lcddev; /* private data */
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struct lcddev * lcd_open(const char *devicename, int backlight_timeout);
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void lcd_close(struct lcddev *dev);
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int lcd_set_backlight(struct lcddev *dev, int enable);
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int lcd_setlines(struct lcddev *dev, const char *line1, const char *line2);
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#define LCDPAGE_EVENT_BUTTON1 0xFFFFFF01 /* button "enter" pressed */
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#define LCDPAGE_EVENT_BUTTON2 0xFFFFFF02 /* button "select" pressed */
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#define LCDPAGE_EVENT_BACKLIGHT 0xFFFFFF03 /* backlight timeout */
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#define LCDPAGE_EVENT_ENTER 0xFFFFFF05 /* page entered */
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#define LCDPAGE_EVENT_EXIT 0xFFFFFF06 /* page left */
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#define LCDPAGE_EVENT_UPDATE 0xFFFFFF07 /* update content */
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#define LCDPAGE_COMMAND_NEXT 0xFFFFFF80 /* change to next page */
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int lcd_addpage_cb(struct lcddev *dev,
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int priority,
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int (*event_callback)(struct lcddev *dev, int event, void *privdata),
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void *event_privdata);
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#endif /* _LCD_H_ */
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