Révision 539
Ajouté par albeaufour il y a presque 4 ans
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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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#define PLCD p3;
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#define LCD_DC p3_0;
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#define LCD_RW P3_1;
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| ... | ... | |
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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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//LCD//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void init_keyboard(void);
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void tpo_50ms(void) ;
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void init_keyboard(void)
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{
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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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//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void lcd_4b(unsigned char c)
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{
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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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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 lcd_car(unsigned char car)
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{
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p3_0 = 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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{
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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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void lcd_clear (void)
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{
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lcd_com(0x01);
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}
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void main(void)
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{
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char tab[4][3]={{'1','2','3'}, // L C D ////////////////////////
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{'4','5','6'},
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{'7','8','9'},
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{'*','0','#'}};
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char resultat; // L C D ////////////////////////
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init_keyboard(); // L C D ////////////////////////
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int i;
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lcd_init();
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while(1) //*** fonction
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{
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short int colone, ligne;
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if ( (p10 & 0xf0)!= 0xf0 ) //le programme attend qu'une touche soit press? //**** bit fort != 1 -> touche press?e
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{
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if (p10 == 0xB0) //Je test les diff?rentes colone pour identifi? dans laquel on ce situe
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{colone=0;}
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if (p10 == 0xE0) //Je test les diff?rentes colone pour identifi? dans laquel on ce situe
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{colone=0;}
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if (p10 == 0xD0) //((p10 & 0xf0) == 0xD0)
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{colone=1;}
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if (p10 == 0x70)
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{colone=2;}
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p10 = 0x0E; //Je test les diff?rentes ligne pour identifi? dans laquel on ce situe
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if ((p10 & 0xF0)!= 0xF0)
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{ligne = 0;}
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p10 = 0x0D;
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if ((p10 & 0xF0)!= 0xF0)
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{ligne = 1;}
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p10 = 0x0B;
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if ((p10 & 0xF0)!= 0xF0)
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{ligne = 2;}
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p10 = 0x07;
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if ((p10 & 0xF0)!= 0xF0)
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{ligne = 3;}
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resultat = tab[ligne][colone];
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lcd_clear ();
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for (i=0;i<=20;i++)
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{
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tpo_ms(50);
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}
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lcd_car(resultat);
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}
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p10 = 0;
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}
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}
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Formats disponibles : Unified diff
concatenation des code TPb2 et TPb1