// Lab01/2 - for third task
void tWrite(void){
while(1){
beLazy(100);
char stringBufferPot[50];
char stringBufferTemp[50];
char stringBufferKey[50];
semTake(writeSem, WAIT_FOREVER);
sprintf(stringBufferTemp, "Temperature: %d ",AInTemp);
//sprintf(stringBufferPot, "Potentiomenter: %d ",AInPot);
sprintf(stringBufferKey, "Gedrueckte Taste: %d ", key);
if(key == 49){
sprintf(stringBufferPot, "Potentiometer: %d ",AInPot);
}
else if(key == 50){
//calculation of the voltage based on the input value 58...4095
float k = (5.0/4037);
float d = (float)(-k*58);
float calc = (float)(k* AInPot+d);
sprintf(stringBufferPot, "Potentiometer: %f V ",calc);
}
else if (key == 51){
sprintf(stringBufferPot, "Potentiometer: %x ", AInPot);
}
else{
sprintf(stringBufferPot, "Error - key 1,2 or 3 should be used");
}
writeToDisplay(0,0, stringBufferPot);
writeToDisplay(1,0, stringBufferTemp);
writeToDisplay(2,0, stringBufferKey);
semGive(writeSem);
}
}
int timer (void)
{
int t;
char output[32];
while(1){
time_t t;
struct tm * timeinfo;
time ( &t );
timeinfo = localtime ( &t );
semTake (writeDisplay, WAIT_FOREVER);
sprintf(output,"Current local time and date: %s", asctime (timeinfo));
writeToDisplay (10, 2, output );
semGive (writeDisplay);
beLazy (3000);
}
}
// Lab02
void tKeyboard(void){
while(1){
beLazy(100);
//printf("Taste %d gedrückt \n",getKey());
int tempKey = getKey();
if(tempKey != 0){
key = tempKey;
}
}
}
// for third task
void tWrite(void){
while(1){
beLazy(100);
char stringBufferPot[50];
char stringBufferTemp[50];
sprintf(stringBufferTemp, "Temperature: %d ",AInTemp);
sprintf(stringBufferPot, "Potentiomenter: %d ",AInPot);
writeToDisplay(0,0, stringBufferPot);
writeToDisplay(1,0, stringBufferTemp);
}
}
int readKeyboard (void)
{
while(1){
char key;
key = getKey();
if(key){
globalKey=key;
}
beLazy (100);
}
}
int showInputs (void)
{
char output[64];
float potiVolt;
float tempVolt;
while(1){
semTake (writeDisplay, WAIT_FOREVER);
sprintf(output,"GlobalKey = %c ", globalKey);
writeToDisplay (3, 2, output );
switch(globalKey){
case '1': writeToDisplay (8, 2, " ");
sprintf(output,"Temperature = %d ", globalTemp);
writeToDisplay (5, 2, output );
sprintf(output,"Poti = %d ", globalPoti);
writeToDisplay (6, 2, output );
break;
case '2': writeToDisplay (8, 2, " ");
potiVolt=(float)(globalPoti*5)/4095;
tempVolt=(float)(globalTemp*10)/4095;
sprintf(output,"Temperature = %f ", tempVolt);
writeToDisplay (5, 2, output );
sprintf(output,"Poti = %f ", potiVolt);
writeToDisplay (6, 2, output );
break;
case '3': writeToDisplay (8, 2, " ");
sprintf(output,"Temperature = %x ", globalTemp);
writeToDisplay (5, 2, output );
sprintf(output,"Poti = %x ", globalPoti);
writeToDisplay (6, 2, output );
break;
default: writeToDisplay (8, 2, "Wrong User Input" );
}
semGive (writeDisplay);
beLazy (100);
}
}
void tTime(void){
while(1){
time_t timedate;
beLazy(3000);
count +=3;
char stringBufferTime[50];
char stringBufferCount[50];
timedate = time(NULL);
semTake(writeSem, WAIT_FOREVER);
sprintf(stringBufferTime, "Aktuelle Zeit: %s", ctime(&timedate));
sprintf(stringBufferCount, "Count: %d ",count);
writeToDisplay(4,0,stringBufferCount);
writeToDisplay(5,0,stringBufferTime);
semGive(writeSem);
}
}