26 lines
829 B
C
26 lines
829 B
C
#ifndef _LCD_H_
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#define _LCD_H_
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#define LCD_EVENT_INIT 0x00 /* lcd initialized */
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#define LCD_EVENT_UPDATE 0x01 /* update data */
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#define LCD_EVENT_BUTTON1 0x02 /* button1 pressed */
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#define LCD_EVENT_BUTTON2 0x03 /* button2 pressed */
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#define LCD_EVENT_BACKLIGHT 0x04 /* backlight timeout */
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struct lcddev; /* private data */
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struct lcddev * lcd_init(const char *device,
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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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void lcd_close(struct lcddev *dev);
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void lcd_reset(struct lcddev *dev);
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#define LCD_BACKLIGHT_OFF (0)
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#define LCD_BACKLIGHT_ON (-1)
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int lcd_trigger_backlight(struct lcddev *dev, int timeout);
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int lcd_setlines(struct lcddev *dev, int scrollspeed, const char *line1, const char *line2);
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#endif /* _LCD_H_ */
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