American Standard Code for Information Interchange, is character coding based on the alphabet. ASCII codes are used in computers & other devices that work with text.

Each character has its own binary number & hexadecimal number so a computer can understand characters as computer do not understand characters, they only understand binary which are 1s and 0s such as 00110101. Te purpose of this tool is to convert pixels within an image to both text and numbers.   More detail...