IF klopfmode_enable = '1' THEN
 
 
CASE data_keyboard IS
 
--Buchstaben
WHEN x"1C" => token  <="00000000000011"; -- A
              token2 <="00000000000011"; -- A
WHEN x"32" => token  <="00000000000011"; -- B
              token2 <="00000000001111"; -- B
WHEN x"21" => token  <="00000000000011"; -- C
              token2 <="00000000111111"; -- C
WHEN x"23" => token  <="00000000000011"; -- D
              token2 <="00000011111111"; -- D
WHEN x"24" => token  <="00000000000011"; -- E
              token2 <="00001111111111"; -- E
WHEN x"2B" => token  <="00000000001111"; -- F
              token2 <="00000000000011"; -- F
WHEN x"34" => token  <="00000000001111"; -- G
              token2 <="00000000001111"; -- G
WHEN x"33" => token  <="00000000001111"; -- H
              token2 <="00000000111111"; -- H
WHEN x"43" => token  <="00000000001111"; -- I
              token2 <="00000011111111"; -- I
WHEN x"3B" => token  <="00000000001111"; -- J
              token2 <="00001111111111"; -- J
WHEN x"42" => token  <="00000000000011"; -- K
              token2 <="00000000111111"; -- K
WHEN x"4B" => token  <="00000000111111"; -- L
              token2 <="00000000000011"; -- L
WHEN x"3A" => token  <="00000000111111"; -- M
              token2 <="00000000001111"; -- M
WHEN x"31" => token  <="00000000111111"; -- N
              token2 <="00000000111111"; -- N
WHEN x"44" => token  <="00000000111111"; -- O
              token2 <="00000011111111"; -- O
WHEN x"4D" => token  <="00000000111111"; -- P
              token2 <="00001111111111"; -- P
WHEN x"15" => token  <="00000011111111"; -- Q
              token2 <="00000000000011"; -- Q
WHEN x"2D" => token  <="00000011111111"; -- R
              token2 <="00000000001111"; -- R
WHEN x"1B" => token  <="00000011111111"; -- S
              token2 <="00000000111111"; -- S
WHEN x"2C" => token  <="00000011111111"; -- T
              token2 <="00000011111111"; -- T
WHEN x"3C" => token  <="00000011111111"; -- U
              token2 <="00001111111111"; -- U
WHEN x"2A" => token  <="00001111111111"; -- V
              token2 <="00000000000011"; -- V
WHEN x"1D" => token  <="00001111111111"; -- W
              token2 <="00000000001111"; -- W
WHEN x"22" => token  <="00001111111111"; -- X
              token2 <="00000000111111"; -- X
WHEN x"1A" => token  <="00001111111111"; -- Y
              token2 <="00000011111111"; -- Y
WHEN x"35" => token  <="00001111111111"; -- Z
              token2 <="00001111111111"; -- Z
 
WHEN x"29" => token  <="10000000000000"; -- " "
              token2 <="00000000000000";
WHEN x"5A" => token  <="11000000000000"; -- "ENTER"
              token2 <="00000000000000";
 
WHEN x"66" => token  <="11010000000000"; -- "Backspace"
              token2 <="00000000000000";
WHEN x"71" => token  <="11011000000000"; -- "Entf"
              token2 <="00000000000000";
WHEN x"76" => token  <="11011010000000"; -- "Esc"
              token2 <="00000000000000";
 
when x"72" => token  <= "11011011000000"; -- "left Arrow"
              token2 <="00000000000000";
when x"74" => token  <= "11011011010000"; -- "Right Arrow"
              token2 <="00000000000000";
 
 
WHEN OTHERS => token <= (OTHERS => '0');  
 
END CASE;