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/***********************************************************************/
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/* */
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/* FILE :SP4b1.c */
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/* DATE :Thu, May 20, 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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void decode_touche(){
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char touche;
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char t;
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pd10=0x0f;
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pu31=1;
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p10=0x00;
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while(1){
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t=p10;
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if(t!=0xf0){
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//pmi?re ligne
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p10=0xfe;
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t=p10;
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if(t==0xde){
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touche='2';
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}
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if(t==0xbe){
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touche='1';
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}
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if(t==0x7e){
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touche='3';
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}
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//deuxi?me ligne
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p10=0xfd;
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t=p10;
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if(t==0xdd){
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touche='5';
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}
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if(t==0xbd){
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touche='4';
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}
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if(t==0x7d){
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touche='6';
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}
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//troisi?me ligne
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p10=0xfb;
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t=p10;
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if(t==0xdb){
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touche='8';
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}
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if(t==0xeb){
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touche='7';
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}
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if(t==0x7b){
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touche='9';
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}
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//quarti?me ligne
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p10=0xf7;
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t=p10;
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if(t==0xd7){
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touche='0';
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}
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if(t==0xe7){
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touche='*';
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}
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if(t==0x77){
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touche='#';
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}
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}
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}
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}
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/*
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void init_keyboard(void);
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void tpo_50ms(void);
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unsigned char touche = 0;
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void main(void){
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init_keyboard();
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while(1){
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if ( (p10 & 0xf0)!= 0xf0 ){
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touche = p10;
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tpo_50ms();
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}
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}
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}
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void init_keyboard(void){
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pd10 = 0x0F;
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p10=0;
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pu31 = 1;
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}
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void tpo_50ms(void){
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tcspr = 0x8A;
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ta0mr = 0x82;
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ta0 = 50000;
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ta0s = 1;
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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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*/
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#define LCD_E p3_2
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#define LCD_RW p3_1
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#define LCD_DC p3_0
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#define LCD_PORT pd3
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void lcd_4b(char c){
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LCD_E=1; //E
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if(c&0x80){
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p3_7=1;
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}
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else{
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p3_7=0;
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}
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if(c&0x40){
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p3_6=1;
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}
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else{
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p3_6=0;
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}
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if(c&0x20){
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p3_5=1;
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}
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else{
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p3_5=0;
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}
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if(c&0x10){
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p3_4=1;
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}
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else{
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p3_4=0;
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}
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LCD_E=0;
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}
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void lcd_8b(char c){
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lcd_4b(c);
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lcd_4b(c<<4);
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}
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void lcd_com(char c){
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LCD_DC=0;
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lcd_8b(c);
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}
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void lcd_char( char c){
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LCD_DC=1;
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lcd_8b(c);
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}
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void tpo_us(unsigned short duree){
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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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void lcd_init(void){
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LCD_DC=0;
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tpo_us(15000);
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lcd_4b(0x30);
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tpo_us(5000);
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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_us(5000);
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}
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void main(){
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LCD_PORT=0xFF;
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lcd_init();
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lcd_char('M');
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decode_touche();
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}
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