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/***********************************************************************/
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/* */
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/* FILE :SP4b2.c */
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/* DATE :Fri, May 28, 2021 */
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/* DESCRIPTION :main program file. */
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/* CPU GROUP :87B */
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/* */
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/* This file is generated by Renesas Project Generator (Ver.4.18). */
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/* NOTE:THIS IS A TYPICAL EXAMPLE. */
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/***********************************************************************/
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#include"sfr32c87.h"
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#define LCD_E
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#define LCD_RW
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#define LCD_DC
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#define LCD_E_DIR
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#define LCD_RW_DIR
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#define LCD_DC_DIR
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#define LCD_PORT
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#define LCD_PORT_DIR
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void tpo_us (unsigned short duree);
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void tpo_ms (unsigned short duree);
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void lcd_init_port (void);
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void lcd_4b (unsigned char car);
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void lcd_8b (unsigned char car);
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void lcd_car (unsigned char car);
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void lcd_com (unsigned char com);
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void lcd_init (void);
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void lcd_str (unsigned char*str);
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void main(void)
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{
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lcd_4b(0xFF);
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}
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//initialisation de l'afficheur
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/*void lcd_init (void)
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{
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LCD_DC=0;
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tpo_ms(50);
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lcd_4b(0x30);
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tpo_ms(5);
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lcd_4b(0x30);
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tpo_us(100);
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lcd_4b(0x30);
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tpo_us(100);
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lcd_4b(0x20);
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lcd_com(0x28);
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lcd_com(0x06);
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lcd_com(0x0E);
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lcd_com(0x01);
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tpo_ms(5);
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}
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*/
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void lcd_4b(unsigned char car){
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pd1=0xFF; //definition des broches en sorties
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p1_2=1; //E=0
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if(car & 0x80){
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p1_7=1;
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}
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p1_7=0;
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if(car & 0x40){
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p1_6=1;
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}
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p1_6=0;
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if(car & 0x20){
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p1_5=1;
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}
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p1_5=0;
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if(car & 0x10){
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p1_4=1;
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}
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p1_4=0;
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/*p1_7=car & 0x80;
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p1_6=car & 0x40;
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p1_5=car & 0x20;
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p1_4=car & 0x10;
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p1_2=0;//E=1*/
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}
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