static uint8_t MeasureCm(void) {
uint16_t us, cm;
uint8_t buf[8];
us = US_Measure_us();
UTIL1_Num16uToStrFormatted(buf, sizeof(buf), us, ' ', 5);
//LCD1_GotoXY(1,5);
//LCD1_WriteString((char*)buf);
cm = US_usToCentimeters(us, 22);
UTIL1_Num16uToStrFormatted(buf, sizeof(buf), cm, ' ', 5);
//LCD1_GotoXY(2,5);
//LCD1_WriteString((char*)buf);
LEDR_Put(cm>0 && cm<10); /* red LED if object closer than 10 cm */
// LEDB_Put(cm>=10&&cm<=100); /* blue LED if object is in 10..100 cm range */
LEDG_Put(cm>=10); /* blue LED if object is in 10..100 cm range */
return cm;
}
static portTASK_FUNCTION(Hoval, pvParameters) {
/* LED status:
* Green: 1 Hz Heartbeat
* Red: On: pump is on
* 1 Hz: Scheduler enabled
* Off: no scheduler
*/
CLS1_ConstStdIOType *io = CLS1_GetStdio();
bool isEnabled = SW1_GetVal()==0; /* initial SW1 status */
uint16_t secondsOn; /* number of seconds turned on */
(void)pvParameters; /* parameter not used */
if (GetRTCData(&mySchedule)!=ERR_OK) {
CLS1_SendStr((unsigned char*)"*** Failed getting RTC data\r\n", io->stdErr);
for(;;); /* cannot operate like this! */
}
isPumpOn = FALSE;
for(;;) {
/* check mode switch: turns scheduler on/off */
if (!isEnabled && SW1_GetVal()==0) {
Log((unsigned char*)"Switch changed to ON position", io);
} else if (isEnabled && SW1_GetVal()!=0) {
Log((unsigned char*)"Switch changed to OFF position", io);
}
isEnabled = SW1_GetVal()==0; /* Switch in ON position */
/* check schedule */
if (isEnabled && mySchedule.isSchedulerOn) {
if (!isPumpOn) { /* pump is off, check if we need to turn it on */
if (isInRange(&mySchedule.on, &mySchedule.off)) {
SetCooling(TRUE, io);
}
} else { /* pump is on, check if we have to turn it off */
if (!isInRange(&mySchedule.on, &mySchedule.off)) {
SetCooling(FALSE, io);
}
}
}
if (isPumpOn) { /* check if we need to toggle the button on the Hoval to avoid timeout */
secondsOn++;
if (secondsOn>HOVAL_CYCLE_TIME_SECONDS) {
Log((unsigned char*)"Toggle manual button to avoid timeout...", io);
SetCooling(FALSE, io);
FRTOS1_vTaskDelay(5000/portTICK_RATE_MS); /* wait some time until re-enable manual mode again */
SetCooling(TRUE, io);
secondsOn = 0; /* restart counter */
}
}
/* show status LED */
SD_GreenLed_Neg(); /* 1 Hz heartbeat LED */
if (isPumpOn) { /* steady red LED if pump is on for cooling */
SD_RedLed_On();
LEDR_On();
} else if (isEnabled && mySchedule.isSchedulerOn) { /* blinking red LED for enabled scheduler */
SD_RedLed_Put(SD_GreenLed_Get()); /* blink red led in sync with green one */
LEDR_Put(SD_GreenLed_Get());
} else {
SD_RedLed_Off(); /* no red LED if not cooling and no schedule */
LEDR_Off();
}
FRTOS1_vTaskDelay(1000/portTICK_RATE_MS);
}
}