2024年2月6日发(作者：)

n("Unable to find address for Device 1");// show the addresses we found on the ("Device 0 Address: ");printAddress(insideThermometer);n();("Device 0 Alarms: ");printAlarms(insideThermometer);n();("Device 1 Address: ");printAddress(outsideThermometer);n();("Device 1 Alarms: ");printAlarms(outsideThermometer);n();n("Setting ");// alarm when temp is higher than hAlarmTemp(insideThermometer, 30);// alarm when temp is lower than -AlarmTemp(insideThermometer, -10);// alarm when temp is higher than hAlarmTemp(outsideThermometer, 31);// alarn when temp is lower than AlarmTemp(outsideThermometer, 27);("New Device 0 Alarms: ");printAlarms(insideThermometer);n();("New Device 1 Alarms: ");printAlarms(outsideThermometer);n();}// function to print a device addressvoid printAddress(DeviceAddress deviceAddress){for (uint8_t i = 0; i < 8; i++)

{if (deviceAddress[i] < 16) ("0");(deviceAddress[i], HEX);}}// function to print the temperature for a devicevoid printTemperature(DeviceAddress deviceAddress){float tempC = pC(deviceAddress);("Temp C: ");(tempC);(" Temp F: ");(DallasTemperature::toFahrenheit(tempC));}void printAlarms(uint8_t deviceAddress[]){char temp;temp = hAlarmTemp(deviceAddress);("High Alarm: ");(temp, DEC);("C/");(DallasTemperature::toFahrenheit(temp));("F | Low Alarm: ");temp = AlarmTemp(deviceAddress);(temp, DEC);("C/");(DallasTemperature::toFahrenheit(temp));("F");}// main function to print information about a devicevoid printData(DeviceAddress deviceAddress){("Device Address: ");printAddress(deviceAddress);

(" ");printTemperature(deviceAddress);n();}void checkAlarm(DeviceAddress deviceAddress){if (rm(deviceAddress)){("ALARM: ");printData(deviceAddress);}}void loop(void){// call tTemperatures() to issue a global temperature// request to all devices on the ("");tTemperatures();n("DONE");// Method 1:// check each address individually for an alarm conditioncheckAlarm(insideThermometer);checkAlarm(outsideThermometer);/*// Alternate method:// Search the bus and iterate through addresses of devices with alarms// space for the alarm device's addressDeviceAddress alarmAddr;n("Searching ");// resetAlarmSearch() must be called before calling alarmSearch()larmSearch();// alarmSearch() returns 0 when there are no devices with alarmswhile (earch(alarmAddr)){

("ALARM: ");printData(alarmAddr);}*/}