diff options
Diffstat (limited to 'uc_str912/prj_test_lcd/src/lcd_lib_91x.c')
| -rw-r--r-- | uc_str912/prj_test_lcd/src/lcd_lib_91x.c | 455 |
1 files changed, 0 insertions, 455 deletions
diff --git a/uc_str912/prj_test_lcd/src/lcd_lib_91x.c b/uc_str912/prj_test_lcd/src/lcd_lib_91x.c deleted file mode 100644 index 7c01f53..0000000 --- a/uc_str912/prj_test_lcd/src/lcd_lib_91x.c +++ /dev/null @@ -1,455 +0,0 @@ -/******************** (C) COPYRIGHT 2007 PROPOX ********************************
-* File Name : lcd_lib_91x.c
-* Author : PROPOX Team
-* Date First Issued : 09/24/2007 : Version 1.0
-* Description : This file provides all the 2x16 LCD functions.
-********************************************************************************
-* History:
-********************************************************************************
-* THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
-* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
-* AS A RESULT, PROPOX SHALL NOT BE HELD LIABLE FOR ANY DIRECT, INDIRECT OR
-* CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
-* CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
-* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
-*******************************************************************************/
-
-/* Includes ------------------------------------------------------------------*/
-#include "91x_lib.h"
-#include "91x_gpio.h"
-#include "91x_map.h"
-#include "91x_scu.h"
-#include "lcd_lib_91x.h"
-
-
-/*******************************************************************************
-* Function Name : delay
-* Description : Delay (opoznienie)
-*
-* Input : time - number of cycles
-* Output : None
-* Return : None
-*******************************************************************************/
-void delay(int time)
-{
- while(time--)
- asm volatile ("nop");
-}
-
-/*******************************************************************************
-* Function Name : LCDinit
-* Description : Inicialize LCD (Inicjalizacja LCD)
-* (4 bit data, 2 lines, characters 5x7, blinking cursor on)
-* Input : None
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDinit(void)
-{
- GPIO_Write(GPIO8, 0x00);
- delay(375000); //15ms
- //--------- Write 0x03 -----------
- D7_reset;
- D6_reset;
- D5_set;
- D4_set;
- E_set;
- delay(25000); //1ms
- E_reset;
- delay(125000); //5ms
- //--------- Write 0x03 -----------
- D7_reset;
- D6_reset;
- D5_set;
- D4_set;
- E_set;
- delay(25000); //1ms
- E_reset;
- delay(25000); //1ms
- //--------- Write 0x03 -----------
- D7_reset;
- D6_reset;
- D5_set;
- D4_set;
- E_set;
- delay(25000); //1ms
- E_reset;
- delay(25000); //1ms
- //--------- Enable Four Bit Mode ----------
- D7_reset;
- D6_reset;
- D5_set;
- D4_reset;
- E_set;
- delay(25000); //1ms
- E_reset;
- delay(25000); //1ms
- //---------- Set Interface Length ----------
- //Write 0x2 - 4 bits
- D7_reset;
- D6_reset;
- D5_set;
- D4_reset;
- E_set;
- delay(25000); //1ms
- E_reset;
- delay(25000); //1ms
- //Write 0x8 - 2 lines, 5x7
- D7_set;
- D6_reset;
- D5_reset;
- D4_reset;
- E_set;
- delay(25000); //1ms
- E_reset;
- delay(25000); //1ms
- //---------- Turn off the Display ----------
- //Write 0x0
- D7_reset;
- D6_reset;
- D5_reset;
- D4_reset;
- E_set;
- delay(25000); //1ms
- E_reset;
- delay(25000); //1ms
- //Write 0x8
- D7_set;
- D6_reset;
- D5_reset;
- D4_reset;
- E_set;
- delay(25000); //1ms
- E_reset;
- delay(25000); //1ms
- //------------ Clear the Display -----------
- //Write 0x0
- D7_reset;
- D6_reset;
- D5_reset;
- D4_reset;
- E_set;
- delay(25000); //1ms
- E_reset;
- delay(25000); //1ms
- //Write 0x1
- D7_reset;
- D6_reset;
- D5_reset;
- D4_set;
- E_set;
- delay(25000); //1ms
- E_reset;
- delay(25000); //1ms
- //-------- Set Cursor Move Direction --------
- //Write 0x0
- D7_reset;
- D6_reset;
- D5_reset;
- D4_reset;
- E_set;
- delay(25000); //1ms
- E_reset;
- delay(25000); //1ms
- //Write 0x6 - Increment the Cursor
- D7_reset;
- D6_set;
- D5_set;
- D4_reset;
- E_set;
- delay(25000); //1ms
- E_reset;
- delay(25000); //1ms
- //---------- Enable Display/Cursor ----------
- //Write 0x0
- D7_reset;
- D6_reset;
- D5_reset;
- D4_reset;
- E_set;
- delay(25000); //1ms
- E_reset;
- delay(25000); //1ms
- //Write 0xF - Display on, cursor on, blink on
- D7_set;
- D6_set;
- D5_set;
- D4_set;
- E_set;
- delay(25000); //1ms
- E_reset;
- delay(25000); //1ms
-}
-
-/*******************************************************************************
-* Function Name : LCDsendChar
-* Description : Send Char to LCD (Wyslanie znaku na LCD)
-*
-* Input : ch - is a ascii code of character or char from char_code.h
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDsendChar(u8 ch)
-{
- //4 MSB bits
- //4 starsze bity
- GPIO_Write(GPIO8, (ch>>4) & 0x0f);
- RS_set;
- E_set;
- delay(25000);
- E_reset;
- delay(25000);
- //4 LSB bits
- //4 mlodsze bity
- GPIO_Write(GPIO8, ch & 0x0f);
- RS_set;
- E_set;
- delay(25000);
- E_reset;
- delay(25000);
-}
-
-/*******************************************************************************
-* Function Name : LCDsendCommand
-* Description : Send Command to LCD (Wyslanie rozkazu do LCD)
-*
-* Input : cmd - is a ascii code of command
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDsendCommand(u8 cmd)
-{
- //4 MSB bits
- //4 starsze bity
- GPIO_Write(GPIO8, (cmd>>4) & 0x0f);
- RS_reset;
- E_set;
- delay(25000);
- E_reset;
- delay(25000);
- //4 LSB bits
- //4 mlodsze bity
- GPIO_Write(GPIO8, cmd & 0x0f);
- RS_reset;
- E_set;
- delay(25000);
- E_reset;
- delay(25000);
-}
-
-/*******************************************************************************
-* Function Name : LCDclr
-* Description : Clear LCD (Czyszczenie LCD)
-*
-* Input : None
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDclr(void)
-{
- LCDsendCommand(0x01);
-}
-
-/*******************************************************************************
-* Function Name : LCDhome
-* Description : LCD cursor home (Przesuniecie kursora na pozycje poczatkowa)
-*
-* Input : None
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDhome(void)
-{
- LCDsendCommand(0x02);
-}
-
-/*******************************************************************************
-* Function Name : LCDstring
-* Description : Outputs string to LCD (Wyswietl ciag znakow na LCD)
-*
-* Input : data - pointer to start of table, nBytes - nuber of bytes to send
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDstring(u8* data, u8 nBytes)
-{
- u8 count;
- //check to make sure we have a good pointer
- //sprawdzenie zgodnosci wskaznika
- if (!data) return;
-
- //print data
- //wyswietl znaki
- for(count=0; count<nBytes; count++)
- {
- LCDsendChar(data[count]);
- }
-}
-
-/*******************************************************************************
-* Function Name : LCDGotoXY
-* Description : Cursor to X Y position (Kursor na pozycje XY)
-*
-* Input : row - x position, column - y position
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDGotoXY(u8 row, u8 column)
-{
-#define LCD_DDRAM 7
-
-#define LCD_LINE0_DDRAMADDR 0x00
-#define LCD_LINE1_DDRAMADDR 0x40
-#define LCD_LINE2_DDRAMADDR 0x14
-#define LCD_LINE3_DDRAMADDR 0x54
-
- u8 DDRAMAddr;
- //remap lines into proper order
- //wyznaczenie adresu polozenia
- switch(column)
- {
- case 0: DDRAMAddr = LCD_LINE0_DDRAMADDR + row; break;
- case 1: DDRAMAddr = LCD_LINE1_DDRAMADDR + row; break;
- case 2: DDRAMAddr = LCD_LINE2_DDRAMADDR + row; break;
- case 3: DDRAMAddr = LCD_LINE3_DDRAMADDR + row; break;
- default: DDRAMAddr = LCD_LINE0_DDRAMADDR + row;
- }
- //set data address
- //wyslanie adresu
- LCDsendCommand(1<<LCD_DDRAM | DDRAMAddr);
-}
-
-/*******************************************************************************
-* Function Name : LCDshiftLeft
-* Description : Scrol n of characters Right (Przsuniecie znakow o n w prawo)
-*
-* Input : right - number of characters
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDshiftLeft(u8 right)
-{
-u8 count;
- for (count=0;count<right;count++)
- {
- LCDsendCommand(0x1E);
- }
-}
-
-/*******************************************************************************
-* Function Name : LCDshiftRight
-* Description : Scrol n of characters Left (Przsuniecie znakow o n w lewo)
-*
-* Input : left - number of characters
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDshiftRight(u8 left)
-{
-u8 count;
- for (count=0;count<left;count++)
- {
- LCDsendCommand(0x18);
- }
-}
-
-/*******************************************************************************
-* Function Name : LCDcursorOn
-* Description : Displays LCD cursor (Kursor aktywny)
-*
-* Input : None
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDcursorOn(void)
-{
- LCDsendCommand(0x0E);
-}
-
-/*******************************************************************************
-* Function Name : LCDcursorOnBlink
-* Description : Displays LCD blinking cursor (Migajacy kursor aktywny)
-*
-* Input : None
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDcursorOnBlink(void)
-{
- LCDsendCommand(0x0F);
-}
-
-/*******************************************************************************
-* Function Name : LCDcursorOFF
-* Description : Turns OFF cursor (Kursor wylaczony)
-*
-* Input : None
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDcursorOFF(void)
-{
- LCDsendCommand(0x0C);
-}
-
-/*******************************************************************************
-* Function Name : LCDblank
-* Description : Blanks LCD (LCD nieaktywny)
-*
-* Input : None
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDblank(void)
-{
- LCDsendCommand(0x08);
-}
-
-/*******************************************************************************
-* Function Name : LCDvisible
-* Description : Shows LCD (LCD aktywny)
-*
-* Input : None
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDvisible(void)
-{
- LCDsendCommand(0x0C);
-}
-
-/*******************************************************************************
-* Function Name : LCDcursorLeft
-* Description : Moves cursor by n poisitions left (Kursor n pozycji w lewo)
-*
-* Input : left - number of positions
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDcursorLeft(u8 left)
-{
-u8 count;
- for (count=0;count<left;count++)
- {
- LCDsendCommand(0x10);
- }
-}
-
-/*******************************************************************************
-* Function Name : LCDcursorRight
-* Description : Moves cursor by n poisitions right (Kursor n pozycji w prawo)
-*
-* Input : right - number of positions
-* Output : None
-* Return : None
-*******************************************************************************/
-void LCDcursorRight(u8 right)
-{
-u8 count;
- for (count=0;count<right;count++)
- {
- LCDsendCommand(0x14);
- }
-}
-
-/******************* (C) COPYRIGHT 2007 PROPOX *****END OF FILE****/
|
