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framework.c
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framework.c
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#include "framework.h"
void delayms(uint ms){
uint waitedms = 0;
while (waitedms < ms){
for(uint cycles = 0; cycles< 65; cycles++){
NOP();
}
waitedms++;
}
}
void fastBlink(){
LED = 1;
delayms(50);
LED = 0;
delayms(50);
LED = 1;
delayms(50);
LED = 0;
delayms(50);
LED = 1;
delayms(50);
LED = 0;
}
void displayByteOnLED(uchar answer){
uchar n = 8;
while (n--){
LED = 0;
delayms(400);
if (answer & 0b10000000) {
LED = 1;
}
delayms(100);
answer = answer << 1;
}
delayms(1000);
LED = 0;
}
//Funktion um Daten aus dem EEPROM zu lesen
uchar EEread(uchar address){
unsigned char gie_old=INTCONbits.GIE;
INTCONbits.GIE=0;
EECON1bits.EEPGD=0; //EEprom Zugriff
EEADR=address; //Adresse setzen
EECON1bits.RD=1; //Lesezugriff
INTCONbits.GIE=gie_old;
return EEDATA;
}
//Funktion um Daten ins EEPROM zu schreiben
void EEwrite(uchar address, uchar value){
unsigned char gie_old=INTCONbits.GIE;
INTCONbits.GIE=0;
EECON1bits.EEPGD=0; //EEprom Zugriff
EECON1bits.WREN=1; //Schreibzugriff
EEADR=address; //Adresse nach Adressregister
EEDATA=value; //Daten ins Datenregister
EECON2=0x55; //Sicherheitscode (Datenblatt!!!)
EECON2=0xAA; //Sicherheitscode (Datenblatt!!!)
EECON1bits.WR=1; //schreiben
while(EECON1bits.WR); //Auf Schreibende warten
EECON1bits.WREN=0; //Schreiben deaktivieren
PIR2bits.EEIF=0; //Write-Interrupt EEPROM löschen
INTCONbits.GIE=gie_old;
}