root/branch/CLAUD/sp4b2/SP4b2/SP4b2.c @ 615
| 600 | anclaud | /***********************************************************************/
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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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| 615 | anclaud | #include "sfr32c87.h"
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#define LCD_PORT_DIR 1
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#define LCD_DC p3_0
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#define LCD_RW p3_1
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#define LCD_E p3_2
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#define LCD_DB4 p3_4
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#define LCD_DB5 p3_5
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#define LCD_DB6 p3_6
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#define LCD_DB7 p3_7
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#define LCD_E_DIR LCD_PORT_DIR
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#define LCD_RW_DIR LCD_PORT_DIR
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#define LCD_DC_DIR LCD_PORT_DIR
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void tpo_us(unsigned short duree);// temporisation en ?s
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void tpo_ms(unsigned short duree);// temporisation en ms
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void lcd_init_port(void); // initialisation des broches du ?C
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void lcd_4b(unsigned char car); // envoi des 4 bits de poids fort
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void lcd_8b(unsigned char car); // envoi des 8 bits de donn?e
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void lcd_car(unsigned char car);// envoi d'une donn?e ? afficher
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void lcd_com(unsigned char com);// envoi d'une commande
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void lcd_init(void); // initialisation de l'afficheur
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void lcd_str(unsigned char *str); // envoi d'une cha?ne de caract?re
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void lcd_4b(unsigned char car)
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| 600 | anclaud | {
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| 615 | anclaud | LCD_E = 1;
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if (car & 0x80)
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{
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LCD_DB7 = 1;
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}
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else
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{
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LCD_DB7 = 0;
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}
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| 600 | anclaud | ||
| 615 | anclaud | if (car & 0x40)
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{
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LCD_DB6 = 1;
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}
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else
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{
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LCD_DB6 = 0;
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}
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if (car & 0x20)
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{
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LCD_DB5 = 1;
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}
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else
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{
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LCD_DB5 = 0;
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}
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if (car & 0x10)
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{
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LCD_DB4 = 1;
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}
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else
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{
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LCD_DB4 = 0;
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}
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LCD_E = 0;
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| 600 | anclaud | }
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| 615 | anclaud | void lcd_8b(unsigned char car)
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{
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lcd_4b(car);
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lcd_4b(car << 4);
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}
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void lcd_com(unsigned char com)
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{
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LCD_DC = 0;
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lcd_8b(com);
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}
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void lcd_car(unsigned char car)
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{
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LCD_DC = 1;
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lcd_8b(car);
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}
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void lcd_str(unsigned char *str){
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int i = 0;
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while (str[i] != '\0')
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{
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lcd_car(str[i]);
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i++;
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}
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}
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// initialize the LCD display
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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(15);
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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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void main(void)
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{
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pd3=0xFF;
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lcd_init();
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//lcd_car('A');
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//lcd_4b(0xFF);
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//lcd_4b(0xA0);
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//lcd_8b(0xAB);
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lcd_str("Antonin CLAUD");
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}
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