madmaurice/pcsensor-temper
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Reading and displaying the vaule of the external sensor

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This commit is contained in:
Peter Farsinsen 2012-09-13 21:38:23 +02:00
parent a11e123fc7
commit bf36edda47
1 changed files with 20 additions and 12 deletions
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32
pcsensor.c
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@ -250,7 +250,7 @@ void interrupt_read(usb_dev_handle *dev) {
}
}
void interrupt_read_temperatura(usb_dev_handle *dev, float *tempC) {
void interrupt_read_temperatura(usb_dev_handle *dev, float *tempInC, float *tempOutC) {
int r,i, temperature;
unsigned char answer[reqIntLen];
@ -271,7 +271,11 @@ void interrupt_read_temperatura(usb_dev_handle *dev, float *tempC) {
temperature = (answer[3] & 0xFF) + ((signed char)answer[2] << 8);
temperature += calibration;
*tempC = temperature * (125.0 / 32000.0);
*tempInC = temperature * (125.0 / 32000.0);
temperature = (answer[5] & 0xFF) + ((signed char)answer[4] << 8);
temperature += calibration;
*tempOutC = temperature * (125.0 / 32000.0);
}
@ -309,7 +313,8 @@ void ex_program(int sig) {
int main( int argc, char **argv) {
usb_dev_handle *lvr_winusb = NULL;
float tempc;
float tempInC;
float tempOutC;
int c;
struct tm *local;
time_t t;
@ -400,18 +405,18 @@ int main( int argc, char **argv) {
do {
control_transfer(lvr_winusb, uTemperatura );
interrupt_read_temperatura(lvr_winusb, &tempc);
interrupt_read_temperatura(lvr_winusb, &tempInC, &tempOutC);
t = time(NULL);
local = localtime(&t);
if (mrtg) {
if (formato==2) {
printf("%.2f\n", (9.0 / 5.0 * tempc + 32.0));
printf("%.2f\n", (9.0 / 5.0 * tempc + 32.0));
printf("%.2f\n", (9.0 / 5.0 * tempInC + 32.0));
printf("%.2f\n", (9.0 / 5.0 * tempInC + 32.0));
} else {
printf("%.2f\n", tempc);
printf("%.2f\n", tempc);
printf("%.2f\n", tempInC);
printf("%.2f\n", tempInC);
}
printf("%02d:%02d\n",
@ -420,7 +425,7 @@ int main( int argc, char **argv) {
printf("pcsensor\n");
} else {
printf("%04d/%02d/%02d %02d:%02d:%02d ",
printf("%04d/%02d/%02d %02d:%02d:%02d\n",
local->tm_year +1900,
local->tm_mon + 1,
local->tm_mday,
@ -429,11 +434,14 @@ int main( int argc, char **argv) {
local->tm_sec);
if (formato==2) {
printf("Temperature %.2fF\n", (9.0 / 5.0 * tempc + 32.0));
printf("Temperature (internal) %.2fF\n", (9.0 / 5.0 * tempInC + 32.0));
printf("Temperature (external) %.2fF\n", (9.0 / 5.0 * tempOutC + 32.0));
} else if (formato==1) {
printf("Temperature %.2fC\n", tempc);
printf("Temperature (internal) %.2fC\n", tempInC);
printf("Temperature (external) %.2fC\n", tempOutC);
} else {
printf("Temperature %.2fF %.2fC\n", (9.0 / 5.0 * tempc + 32.0), tempc);
printf("Temperature (internal) %.2fF %.2fC\n", (9.0 / 5.0 * tempInC + 32.0), tempInC);
printf("Temperature (external) %.2fF %.2fC\n", (9.0 / 5.0 * tempOutC + 32.0), tempOutC);
}
}