Binary Converter

Convert text to binary code or binary to text. Features ASCII reference table and customizable formatting options.

Input Text 0 characters

Binary Format:

Binary Output 0 characters

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Understanding Binary Code

Binary code is the fundamental language of computers, using only two digits: 0 and 1. Each character is represented by a unique 8-bit binary number (byte) based on the ASCII (American Standard Code for Information Interchange) encoding system.

How Binary Works:

  • Each bit can be either 0 or 1
  • 8 bits = 1 byte = 1 character
  • Binary uses base-2 (powers of 2)
  • Computers process all data in binary format
  • ASCII uses 7 bits (128 characters), extended ASCII uses 8 bits (256 characters)

Common Use Cases:

  • Computer science education and programming
  • Understanding how computers store text
  • Data transmission and networking
  • Debugging and low-level programming
  • Cryptography and encoding

Example Conversion:

Letter: "A"

ASCII Decimal: 65

Binary: 01000001

Breakdown: 0×128 + 1×64 + 0×32 + 0×16 + 0×8 + 0×4 + 0×2 + 1×1 = 65

ASCII Reference Table

Common characters and their binary representations:

Character Decimal Binary Description