Révision 563
Ajouté par anclaud il y a presque 4 ans
| SP4b1.c | ||
|---|---|---|
|
/* NOTE:THIS IS A TYPICAL EXAMPLE. */
|
||
|
/***********************************************************************/
|
||
|
|
||
|
#include "sfr32c87.h"
|
||
|
|
||
|
|
||
|
/*
|
||
|
void init_keyboard(void);
|
||
|
void tpo_50ms(void);
|
||
|
unsigned char touche = 0;
|
||
|
|
||
|
void main(void)
|
||
|
{
|
||
|
init_keyboard();
|
||
|
while(1)
|
||
|
{
|
||
|
if ( (p10 & 0xf0)!= 0xf0 )
|
||
|
{
|
||
|
touche = p10;
|
||
|
tpo_50ms();
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void init_keyboard(void)
|
||
|
{
|
||
|
pd10 = 0x0F;
|
||
|
p10=0;
|
||
|
pu31 = 1;
|
||
|
}
|
||
|
|
||
|
void tpo_50ms(void)
|
||
|
{
|
||
|
tcspr = 0x8A;
|
||
|
ta0mr = 0x82;
|
||
|
ta0 = 50000;
|
||
|
ta0s = 1;
|
||
|
ta0os = 1;
|
||
|
ta0ic = 0x00;
|
||
|
while(ir_ta0ic != 1);
|
||
|
ta0s = 0;
|
||
|
}
|
||
|
*/
|
||
|
|
||
|
char t;
|
||
|
char touche;
|
||
|
|
||
|
void main (void)
|
||
|
{
|
||
|
|
||
|
}
|
||
|
pd10 = 0xF0;
|
||
|
p10 = 0xFF;
|
||
|
pu30=1;
|
||
|
t = p10;
|
||
|
p10 = 0x00;
|
||
|
while(1)
|
||
|
{
|
||
|
t=p10;
|
||
|
if(t!=0x0F)
|
||
|
{
|
||
|
p10=0b11110111 ;
|
||
|
t=p10;
|
||
|
if (t=0xe7)
|
||
|
{
|
||
|
touche = '*';
|
||
|
}
|
||
|
if (t=Oxd7)
|
||
|
{
|
||
|
touche = '0';
|
||
|
}
|
||
|
if (t=Ox77;
|
||
|
{
|
||
|
touche = '#';
|
||
|
}
|
||
|
|
||
|
}
|
||
|
}
|
||
|
}
|
||
Formats disponibles : Unified diff
Fin de séance TP séance 1b