Révision 568
Ajouté par lefraisse il y a presque 4 ans
| SP4b1.c | ||
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/* NOTE:THIS IS A TYPICAL EXAMPLE. */
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/***********************************************************************/
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void main(void)
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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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unsigned char touche = 0;
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char t;
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void main(void){
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pd10=0xF0; //On fixe les sorties ? 1 et les entr?es ? 0
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p10=0xFF;
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pu30=1; //On met les entr?es ? 1 (pull-up)
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t=p10;
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p10=0x00;
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while(1){
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t=p10;
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if(t!=0x0F){
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p10=0xEF;
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t=
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if(p10!=0xEF){
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p10=0xDF;
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}
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if(p10!=0xDF){
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p10=0xBF;
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}
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if(p10!=0xBF){
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p10=0x7F;
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}
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t=p10;
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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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Formats disponibles : Unified diff
Début de correction programme