The 8 bit ASCII code:

(for 7 bit ASCII, simply delete the last bit... it's not always there)

BINARY     MEANING

00000000   Null
10000000   Start of message
01000000   End of address
11000000   End of message
00100000   End of transmission
10100000   WRU (Who are you?)
01100000   RU (Are you...?)
11100000   Bell (audible signal)
00010000   Format effector
10010000   Horizontal tabulation or skip (for card puncher)
01010000   Line feed
11010000   Vertical tabulation
00110000   Form feed
10110000   Carriage return
01110000   Shift out
11110000   Shift in
00001000   Device control reserved for data link escape
10001000   Device control
01001000   Device Control
11001000   Device Control
00101000   Device control (stop)
10101000   Error
01101000   Synchronous idle
11101000   Logical end of media
10001000   Information separator
10011000   Information separator
01011000   Information separator
11011000   Information separator
11001000   Information separator
11011000   Information separator
11101000   Information separator
11111000   Information separator
00000100   Word separator (space, normally non-printing)
10000100   !
01000100   "
11000100   #
00100100   $
10100100   %
01100100   &
01110100   '
00010100   (
10010100   )
01010100   *
11010100   +
00110100   ,
10110100   -
01110100   .
11110100   /
00001100   0
10001100   1
01001100   2
11001100   3
00101100   4
10101100   5
01101100   6
11101100   7
00011100   8
10011100   9
01011100   :
11011100   ;
00111100   <
10111100   =
01111100   >
11111100   ?
00000010   @
10000010   A
01000010   B
11000010   C
00100010   D
10100010   E
01100010   F
11100010   G
00010010   H
10010010   I
01010010   J
11010010   K
00110010   L
10110010   M
01110010   N
11110010   O
00001010   P
10001010   Q
01001010   R
11001010   S
00101010   T
10101010   U
01101010   V
11101010   W
00011010   X
10011010   Y
01011010   Z
11011010   Left bracket
00111010   Reverse slash bar
10111010   Right bracket
01111010   Up arrow
11111010   Left arrow
00000110   Unassigned
10000110   Unassigned
01000110   Unassigned
11000110   Unassigned
00100110   Unassigned
10100110   Unassigned
01100110   Unassigned
11100110   Unassigned
00010110   Unassigned
10010110   Unassigned
01010110   Unassigned
11010110   Unassigned
00110110   Unassigned
10110110   Unassigned
01110110   Unassigned
11110110   Unassigned
00001110   Unassigned
10001110   Unassigned
01001110   Unassigned
11001110   Unassigned
00101110   Unassigned
10101110   Unassigned
01101110   Unassigned
11101110   Unassigned
00011110   Unassigned 
10011110   Unassigned
01011110   Unassigned
11011110   Unassigned
00111110   Acknowledge
10111110   Unassigned control
01111110   Escape
11111110   Delete/Idle