What does the calculator's date key do?

What is the function of the date key of the calculator?

The date key can display the date. It is used as an ordinary calculator. Set the calculator system time, as a financial calculator is to set the start and end date of the time interval to be calculated.

Components of electronic calculator:

1, input device

2, calculator

3, memory

4. Controller

5. Output device

Principle of electronic calculator:

There is an input unit (button) for calculation The unit (MCU) is composed of three parts: the display unit (LCD). The keyboard performs data collection and operation input. The MCU calculates the results according to the solidified program and sends them to the LCD for display.

The history of electronic calculators:

1. The inventor is Cliff Sinclair. He invented the electronic calculator in 1972 and is a young British entrepreneur.

2. He was self-taught. In the past thirteen years, he invented Britain's first real pocket computer and the first pocket TV. 3. Half of the 2.4 million home computers in the UK are named after him.

4. He plans to develop the world's most advanced electronic computer car by the end of this century.

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