ASCII Decimal, ASCII Hex, or Unicodes? Notice that all of the Alt codes in the charts above are represented by numbers; for example, the White Queen is Alt+ 9813.

What is the ASCII code chart? Codes 0 to 31 are not used for characters They are called control characters because they are used for actions like:. Carriage return (CR). Bell (BEL). Codes 65 to 90 ...

See binary and ASCII chart. Binary Coded Decimal (BCD) BCD encodes each decimal digit in a single byte. For example, the number 7100 would take four bytes.

The blank space is a decimal 32 or hex 20 in the ASCII digital code (see ASCII chart and hex chart). The space bar is also used by many media players to start and stop playing music or a video.