Data bytes are shown in hexadecimal on the left side of a split screen. Text characters are shown on the right as per the Unicode standard. You may enter hex data on the left, select an encoding, and ...

HexView is a Java 1.4 graphical (GUI) application to display the contents of a file in hexadecimal and as plain text (7-bit ASCII). Files may be very large. Editing and searching are not supported.

Let's take the example further, and convert each hexadecimal digit to its decimal equivalent and then add them: (16 2 x 1) + (16 0 x 15) + (16 0 x 4) = (256 + 240 + 4) = 500. Hex and binary in action.