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/***********************************************************************/
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/* */
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/* FILE :SP4b1.c */
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/* DATE :Tue, May 18, 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 init_keyboard(void);
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void tpo_50ms(void);
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char clavier(void);
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void main(void){
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char touche = 0;
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init_keyboard();
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while(1){
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if (p10 != 0xf0 ){
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while(1){
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touche = clavier();
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}
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}
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}
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}
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char clavier(void){
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unsigned char touche;
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unsigned char t;
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p10 = 0x0E;
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t = p10;
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if (t == 0xBE){
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tpo_50ms();
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touche = '1';
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}
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if (t == 0xDE){
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tpo_50ms();
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touche = '2';
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}
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if (t == 0x7E){
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tpo_50ms();
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touche = '3';
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}
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p10 = 0x0D;
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t = p10;
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if (t == 0xBD){
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tpo_50ms();
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touche = '4';
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}
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if (t == 0xDD){
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tpo_50ms();
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touche = '5';
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}
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if (t == 0x7D){
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tpo_50ms();
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touche = '6';
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}
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p10 = 0x0B;
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t = p10;
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if (t == 0xEB){
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tpo_50ms();
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touche = '7';
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}
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if (t == 0xDB){
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tpo_50ms();
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touche = '8';
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}
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if (t == 0x7B){
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tpo_50ms();
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touche = '9';
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}
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p10 = 0x07;
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t = p10;
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if (t == 0xE7){
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tpo_50ms();
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touche = '*';
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}
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if (t == 0xD7){
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tpo_50ms();
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touche = '0';
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}
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if (t == 0x77){
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tpo_50ms();
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touche = '#';
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}
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return touche;
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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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void init_keyboard(void){
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p10 = 0;
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pu31 = 1;
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pd10 = 0x0F;
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}
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