-/*!
+/**
* \file
* <!--
* Copyright 2005 Develer S.r.l. (http://www.develer.com/)
/*#*
*#* $Log$
+ *#* Revision 1.3 2006/09/20 19:55:01 marco
+ *#* Added CONFIG_LCD_4BIT.
+ *#*
+ *#* Revision 1.2 2006/07/19 12:56:25 bernie
+ *#* Convert to new Doxygen style.
+ *#*
*#* Revision 1.1 2005/11/04 18:00:42 bernie
*#* Import into DevLib.
*#*
*#*/
#include "lcd_hd44.h"
-#include "lcd_bus_pz.h"
-#include <arch_config.h>
+#include "hw_lcd.h"
+#include <cfg/arch_config.h>
#include <drv/timer.h>
-#if defined(LCD_READ_H) && defined(LCD_READ_L) && defined(LCD_WRITE_H) && defined(LCD_WRITE_L)
- #define CONFIG_LCD_4BIT 1
-#elif defined(LCD_READ) && defined(LCD_WRITE)
- #define CONFIG_LCD_4BIT 0
-#else
- #error Incomplete or missing LCD_READ/LCD_WRITE macros
-#endif
-
-/*! Flag di stato del display */
+/** Flag di stato del display */
#define LCDF_BUSY BV(7)
-/*!
+/**
* Addresses of LCD display character positions, expanded
* for faster access (DB7 = 1).
*/
STATIC_ASSERT(countof(lcd_address) == LCD_ROWS * LCD_COLS);
-/*!
+/**
* Current display position. We remember this to optimize
* LCD output by avoiding to set the address every time.
*/
/* Read data */
LCD_SET_E;
LCD_DELAY_READ;
- data |= LCD_READ;
+ data = LCD_READ;
LCD_CLR_E;
LCD_DELAY_READ;
#endif /* ARCH_EMUL */
-/*!
+/**
* Wait until the LCD busy flag clears.
*/
void lcd_waitBusy(void)
}
-/*!
+/**
* Move the cursor to \a addr, only if not already there.
*/
void lcd_moveTo(uint8_t addr)
}
-/*!
+/**
* Write a value in LCD data register, waiting for the busy flag.
*/
void lcd_setReg(uint8_t val)
}
#include <cfg/debug.h>
-/*!
+/**
* Write the character \a c on display address \a addr.
*
* NOTE: argh, the HD44 lcd type is a bad beast: our
}
-/*!
+/**
* Remap the glyph of a character.
*
* glyph - bitmap of 8x8 bits.
lcd_regWrite(LCD_CMD_CLEAR);
timer_delay(2);
- //lcd_regWrite(LCD_CMD_RESET_DDRAM); 4 bit mode doesn't allow char reprogramming
-
+#if !CONFIG_LCD_4BIT
+ lcd_regWrite(LCD_CMD_RESET_DDRAM); // 4 bit mode doesn't allow char reprogramming
+#endif
lcd_regWrite(LCD_CMD_DISPLAYMODE);
timer_delay(2);
}