root/branch/beaufour/sp4b2/SP4b2/SP4b2.c @ 520
| 434 | albeaufour | /***********************************************************************/
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/* */
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/* FILE :SP4b2.c */
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/* DATE :Fri, May 21, 2021 */
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/* DESCRIPTION :main program file. */
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/* CPU GROUP :87 */
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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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| 436 | albeaufour | #include "sfr32c87.h"
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| 448 | albeaufour | #define PLCD p3;
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| 435 | albeaufour | #define LCD_DC p3_0;
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#define LCD_RW P3_1;
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| 448 | albeaufour | #define LCD_E p3_2;
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#define data4 p3_4;
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#define data5 p3_5;
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#define data6 p3_6;
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#define data7 p3_7;
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| 435 | albeaufour | ||
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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| 448 | albeaufour | void lcd_4b(unsigned char c)
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| 434 | albeaufour | {
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| 448 | albeaufour | ||
p3_2 = 1;
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| 434 | albeaufour | ||
| 448 | albeaufour | p3_7 = ( c & 0b10000000)>>7;
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p3_6 = ( c & 0b01000000)>>6;
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p3_5 = ( c & 0b00100000)>>5;
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p3_4 = ( c & 0b00010000)>>4;
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| 435 | albeaufour | ||
| 448 | albeaufour | p3_2 = 0;
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| 434 | albeaufour | }
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| 435 | albeaufour | ||
| 448 | albeaufour | ||
void lcd_8b(unsigned char c)
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| 435 | albeaufour | {
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| 448 | albeaufour | lcd_4b(c);
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lcd_4b(c<<4);
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}
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| 436 | albeaufour | ||
| 448 | albeaufour | void lcd_com (unsigned char c)
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{
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p3_0 = 0;
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lcd_8b (c);
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| 435 | albeaufour | }
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| 436 | albeaufour | ||
| 448 | albeaufour | void tpo_ms(unsigned short duree)
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| 436 | albeaufour | {
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| 448 | albeaufour | duree=duree*1000;
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tcspr = 0x8A;
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ta0mr = 0x82;
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ta0 = duree;
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ta0s = 1;ta0os = 1;
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ta0ic = 0x00;
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while(ir_ta0ic != 1);
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ta0s = 0;
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| 436 | albeaufour | }
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| 448 | albeaufour | void tpo_us(unsigned short duree)
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{
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tcspr = 0x8A;
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ta0mr = 0x82;
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ta0 = duree;
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ta0s = 1;ta0os = 1;
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ta0ic = 0x00;
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while(ir_ta0ic != 1);
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ta0s = 0;
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}
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| 435 | albeaufour | // initialize the LCD display
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void lcd_init(void)
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{
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| 448 | albeaufour | pd3 = 0xFF;
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p3=0x00;
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p3_0=0;
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| 435 | albeaufour | 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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| 448 | albeaufour | ||
| 435 | albeaufour | void main(void)
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{
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| 448 | albeaufour | lcd_init();
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| 435 | albeaufour | }
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