Computer Science for IGCSE & O level - Hardware (Section 30 - No. 37)
How is a character converted into a digital signal in a keyboard?
By assigning each key a unique color.
Each character is assigned to a unique ASCII value which represents the digital signal.
Through a membrane.
By measuring the force of the key press.
解释
Each character on a keyboard has a corresponding ASCII value which is converted into a digital signal.