2. Microprocessors in the home
Here are some examples of devices in your home that contain microprocessors:
- Washing machines
- Microwave cookers
- Dishwashers
- Electric kettles
- Fridges
- DVD players
- Remote control television
- Hairdryers
- Electric toothbrushes
- Central heating systems
- Burglar Alarm system
- External Security lights
Device |
Role of Microprocessor |
|---|---|
| Washing machine | Controls the electronic display on the front of the machine Controls the different wash cycle programmes and ensures that the machine goes through each stage correctly Controls the amount of water allowed in through the valves Controls the speed the motor spins in order to rotate the drum during the spin cycle Controls the temperature of the water according to the programme chosen and the stage in the wash cycle |
| Central heating system | Interprets the measurements taken from the temperature sensors Sends instructions to the heating system to turn on or off according to the pre-set heating programme |
| DVD player | Controls the electronic display on the front of the machine Controls the speed at which the DVD spins Interprets signals from the remote control Ensures the correct image and sound data is made available |
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