VHDL help with code

[Altera_Forum]

Hi! 

Can anyone help me ih writing VHDL code for this diagra? I need simulation results too. Thanks ! :))

[Altera_Forum]

And what help do you need? What have you have so far and what problems do you have?

[Altera_Forum]

--- Quote Start ---  And what help do you need? What have you have so far and what problems do you have?  --- Quote End ---    I need code in vhdl, I mean: library ieee etc. Look at scheme. I need this to school and I don't know how to write this. Please help :D

[Altera_Forum]

--- Quote Start ---    --- Quote End ---    Could you explain me how it works? I'm trying to write code in vhdl which will be works like this scheme, but I don't understand how to do it.

[Altera_Forum]

There are plenty of VHDL tutorials and text books out there. We will not do your work for you. You need to do it yourself and we are here to help if you get stuck.

[Altera_Forum]

okey so tell me what is A1 A2 etc. Input or Output ? I have some code but i don't understand it... I really need this... Please help me ;c 

    library IEEE; use IEEE.STD_LOGIC_1164.ALL;   entity projekt is port(Up,Down, : in std_logic; A0, A1, A2, A3: out std_logic); end projekt;   architecture przerzutnik of projekt is   component T_FF is port (T: in std_logic Clock: in std_logic Out: out std_logic); signal tmp: std_logic; begin process (Clock) begin if Clock'event and Clock='1' then   if T='0' then tmp <= tmp; elsif T='1' then tmp <= not (tmp); end if; end if; end process; Out <= tmp; end przerzutnik;   begin T_FF: T1 port map(T T_FF: T2 port map T_FF: T3 port map T_FF: T4 port map

[Altera_Forum]

A0-3 are all outputs, because they have out written next to them.  

I highly suggest reading a VHDL tutorial.