From: asterix Date: Wed, 19 May 2010 12:33:10 +0000 (+0000) Subject: Remove lcd configuration files, and add the lcd_hd44 configuration files. X-Git-Tag: 2.5.0~195 X-Git-Url: https://codewiz.org/gitweb?a=commitdiff_plain;h=0504ee9ed470e3b4705065736efd5943b5023dbf;p=bertos.git Remove lcd configuration files, and add the lcd_hd44 configuration files. git-svn-id: https://src.develer.com/svnoss/bertos/trunk@3722 38d2e660-2303-0410-9eaa-f027e97ec537 --- diff --git a/bertos/cfg/cfg_lcd.h b/bertos/cfg/cfg_lcd.h deleted file mode 100644 index 079473a0..00000000 --- a/bertos/cfg/cfg_lcd.h +++ /dev/null @@ -1,70 +0,0 @@ -/** - * \file - * - * - * \brief Configuration file for lcd display module. - * - * \author Daniele Basile - */ - -#ifndef CFG_LCD_H -#define CFG_LCD_H - -/** - * Use 4 bit addressing mode. - * $WIZ$ type = "boolean" - */ -#define CONFIG_LCD_4BIT 0 - -/** - * Use a table to speed up LCD memory addressing. - * This will use about 100 bytes of RAM. - * $WIZ$ type = "boolean" - */ -#define CONFIG_LCD_ADDRESS_FAST 1 - -/** - * LCD setting for 32122A (AVR implementation). - * $WIZ$ type = "boolean" - * $WIZ$ supports = "avr and False" - */ -#define CONFIG_LCD_SOFTINT_REFRESH 0 - -/** - * LCD setting for 32122A (AVR implementation). - * $WIZ$ type = "boolean" - * $WIZ$ supports = "avr and False" - */ -#define CONFIG_LCD_WAIT 1 - - -#endif /* CFG_LCD_H */ - diff --git a/bertos/cfg/cfg_lcd_hd44.h b/bertos/cfg/cfg_lcd_hd44.h new file mode 100644 index 00000000..78f1f20b --- /dev/null +++ b/bertos/cfg/cfg_lcd_hd44.h @@ -0,0 +1,55 @@ +/** + * \file + * + * + * \brief Configuration file for lcd display module. + * + * \author Daniele Basile + */ + +#ifndef CFG_LCD_H +#define CFG_LCD_H + +/** + * Use 4 bit addressing mode. + * $WIZ$ type = "boolean" + */ +#define CONFIG_LCD_4BIT 0 + +/** + * Use a table to speed up LCD memory addressing. + * This will use about 100 bytes of RAM. + * $WIZ$ type = "boolean" + */ +#define CONFIG_LCD_ADDRESS_FAST 1 + +#endif /* CFG_LCD_H */ + diff --git a/bertos/hw/hw_lcd.h b/bertos/hw/hw_lcd.h deleted file mode 100644 index 21b64d4e..00000000 --- a/bertos/hw/hw_lcd.h +++ /dev/null @@ -1,162 +0,0 @@ -/** - * \file - * - * - * \brief LCD low-level hardware macros - * - * \version $Id$ - * - * \author Bernie Innocenti - * \author Stefano Fedrigo - * - */ - -#ifndef HW_LCD_H -#define HW_LCD_H - -#include "cfg/cfg_lcd.h" /* CONFIG_LCD_4BIT */ -#include /* BV() */ -#include - -#include -#include -#include - -#warning TODO:This is an example implementation, you must implement it! - -/** - * \name LCD I/O pins/ports - * @{ - */ -#define LCD_RS /* Implement me! */ -#define LCD_RW /* Implement me! */ -#define LCD_E /* Implement me! */ -#define LCD_DB0 /* Implement me! */ -#define LCD_DB1 /* Implement me! */ -#define LCD_DB2 /* Implement me! */ -#define LCD_DB3 /* Implement me! */ -#define LCD_DB4 /* Implement me! */ -#define LCD_DB5 /* Implement me! */ -#define LCD_DB6 /* Implement me! */ -#define LCD_DB7 /* Implement me! */ -/*@}*/ - -/** - * \name DB high nibble (DB[4-7]) - * @{ - */ - -#if CONFIG_LCD_4BIT - #define LCD_MASK (LCD_DB7 | LCD_DB6 | LCD_DB5 | LCD_DB4) - #define LCD_SHIFT 4 -#else - #define LCD_MASK (uint8_t)0xff - #define LCD_SHIFT 0 -#endif -/*@}*/ - -/** - * \name LCD bus control macros - * @{ - */ -#define LCD_CLR_RS /* Implement me! */ -#define LCD_SET_RS /* Implement me! */ -#define LCD_CLR_RD /* Implement me! */ -#define LCD_SET_RD /* Implement me! */ -#define LCD_CLR_E /* Implement me! */ -#define LCD_SET_E /* Implement me! */ - -/* Enter command mode */ -#define LCD_SET_COMMAND() /* Implement me! */ - -/* Enter data mode */ -#define LCD_SET_DATA() /* Implement me! */ - -#if CONFIG_LCD_4BIT - #define LCD_WRITE_H(x) ((void)x)/* Implement me! */ - #define LCD_WRITE_L(x) ((void)x)/* Implement me! */ - #define LCD_READ_H ( 0 /* Implement me! */ ) - #define LCD_READ_L ( 0 /* Implement me! */ ) -#else - #define LCD_WRITE(x) ((void)x)/* Implement me! */ - #define LCD_READ (0 /* Implement me! */ ) -#endif -/*@}*/ - -/** Set data bus direction to output (write to display) */ -#define LCD_DB_OUT /* Implement me! */ - -/** Set data bus direction to input (read from display) */ -#define LCD_DB_IN /* Implement me! */ - -/** Delay for write (Enable pulse width, 220ns) */ -#define LCD_DELAY_WRITE \ - do { \ - NOP; \ - NOP; \ - NOP; \ - NOP; \ - NOP; \ - } while (0) - -/** Delay for read (Data ouput delay time, 120ns) */ -#define LCD_DELAY_READ \ - do { \ - NOP; \ - NOP; \ - NOP; \ - NOP; \ - } while (0) - - -INLINE void lcd_bus_init(void) -{ - cpu_flags_t flags; - IRQ_SAVE_DISABLE(flags); - - /* - * Here set bus pin! - * to init a lcd device. - * - */ - - /* - * Data bus is in output state most of the time: - * LCD r/w functions assume it is left in output state - */ - LCD_DB_OUT; - - - IRQ_RESTORE(flags); -} - -#endif /* HW_LCD_H */ diff --git a/bertos/hw/hw_lcd_hd44.h b/bertos/hw/hw_lcd_hd44.h new file mode 100644 index 00000000..dfebbcab --- /dev/null +++ b/bertos/hw/hw_lcd_hd44.h @@ -0,0 +1,157 @@ +/** + * \file + * + * + * \brief LCD low-level hardware macros + * + * \author Bernie Innocenti + * \author Stefano Fedrigo + * + */ + +#ifndef HW_LCD_HD44_H +#define HW_LCD_HD44_H + +#include "cfg/cfg_lcd_hd44.h" /* CONFIG_LCD_4BIT */ + +#include +#include + +#warning TODO:This is an example implementation, you must implement it! + +/** + * \name LCD I/O pins/ports + * @{ + */ +#define LCD_RS /* Implement me! */ +#define LCD_RW /* Implement me! */ +#define LCD_E /* Implement me! */ +#define LCD_DB0 /* Implement me! */ +#define LCD_DB1 /* Implement me! */ +#define LCD_DB2 /* Implement me! */ +#define LCD_DB3 /* Implement me! */ +#define LCD_DB4 /* Implement me! */ +#define LCD_DB5 /* Implement me! */ +#define LCD_DB6 /* Implement me! */ +#define LCD_DB7 /* Implement me! */ +/*@}*/ + +/** + * \name DB high nibble (DB[4-7]) + * @{ + */ + +#if CONFIG_LCD_4BIT + #define LCD_MASK (LCD_DB7 | LCD_DB6 | LCD_DB5 | LCD_DB4) + #define LCD_SHIFT 4 +#else + #define LCD_MASK (uint8_t)0xff + #define LCD_SHIFT 0 +#endif +/*@}*/ + +/** + * \name LCD bus control macros + * @{ + */ +#define LCD_CLR_RS /* Implement me! */ +#define LCD_SET_RS /* Implement me! */ +#define LCD_CLR_RD /* Implement me! */ +#define LCD_SET_RD /* Implement me! */ +#define LCD_CLR_E /* Implement me! */ +#define LCD_SET_E /* Implement me! */ + +/* Enter command mode */ +#define LCD_SET_COMMAND() /* Implement me! */ + +/* Enter data mode */ +#define LCD_SET_DATA() /* Implement me! */ + +#if CONFIG_LCD_4BIT + #define LCD_WRITE_H(x) ((void)x)/* Implement me! */ + #define LCD_WRITE_L(x) ((void)x)/* Implement me! */ + #define LCD_READ_H ( 0 /* Implement me! */ ) + #define LCD_READ_L ( 0 /* Implement me! */ ) +#else + #define LCD_WRITE(x) ((void)x)/* Implement me! */ + #define LCD_READ (0 /* Implement me! */ ) +#endif +/*@}*/ + +/** Set data bus direction to output (write to display) */ +#define LCD_DB_OUT /* Implement me! */ + +/** Set data bus direction to input (read from display) */ +#define LCD_DB_IN /* Implement me! */ +/** Delay for write (Enable pulse width, 220ns) */ +#define LCD_DELAY_WRITE \ + do { \ + NOP; \ + NOP; \ + NOP; \ + NOP; \ + NOP; \ + } while (0) + +/** Delay for read (Data ouput delay time, 120ns) */ +#define LCD_DELAY_READ \ + do { \ + NOP; \ + NOP; \ + NOP; \ + NOP; \ + } while (0) + + + +INLINE void lcd_hd44_hw_bus_init(void) +{ + cpu_flags_t flags; + IRQ_SAVE_DISABLE(flags); + + /* + * Here set bus pin! + * to init a lcd device. + * + */ + + /* + * Data bus is in output state most of the time: + * LCD r/w functions assume it is left in output state + */ + LCD_DB_OUT; + + + IRQ_RESTORE(flags); +} + +#endif /* HW_LCD_HD44_H */