VHDL Program for a 4 bit full-adder | Forum for Electronics
2006年2月2日 · vhdl 4 bit adder I have some VHDL code for a FPGA that incorporated modular design. The first code is a single bit full adder and then the second code is using the previous …
[SOLVED] VHDL code for 4-bit-adder using ieee.numeric_std.all
2010年10月19日 · NEED help with VHDL code for 4-bit-adder using ieee.numeric_std.all Hello =] I have to write a VHDL code for 4-bit-adder using the ieee.numeric_std.all package. so i kinda …
Problem with simple 4-bit adder vhdl code - Forum for Electronics
2011年11月7日 · Hello, What's wrong with this code: library ieee; use ieee.numeric_std.all; entity adder is port(a,b: in signed(3 downto 0); c: out signed(4 downto 0)); end entity adder; …
Test bench and code for 16-bit BCD adder - Forum for Electronics
2005年12月19日 · library ieee; use ieee.std_logic_1164.all; -- Full adder component used in the 4-bit by 4-bit adder entity adder is port ( a : in std_logic; b : in std_logic; cin : in std_logic; sum : …
vhdl multiplier 4 bit by 4 bit design with shift registers
2012年11月13日 · hi im trying to make a mmultilier of 4 bit by 4 bit here under is my code however i have some problems as its not working. it diviide the program in two clock cycles by …
[SOLVED] - modular adder vhdl code | Forum for Electronics
2012年5月5日 · i need vhdl code of a modular adder. for example an adder that calculated with following method a and b are n-bit m is n bit number. m= 2^n-1 s is n bit number. (a+b)mod m …
BCD Adder 4 Digit vhdl code | Forum for Electronics
2012年5月9日 · I need how design code vhdl for bcd adder 4 digit(16 bit) ? May 27, 2014 #2 T. TrickyDicky
Need VHDL code for a 4 bit adder | Forum for Electronics
2005年10月29日 · I designed and implement a 4 bit adder which gets a carrier bit as an input, adds up two 4 bit numbers, and gives a 4 bit number and a carrier bit as outputs in VHDL. …
4 input adder in VHDL adder | Forum for Electronics
2011年6月14日 · this is a 8bit adder. The ripple adder can be cascaded to as many bits as you would like. If you read the reference link above, and the for loop is causing confusion, try …
How to design a 64bit adder in VHDL? | Forum for Electronics
2004年10月27日 · adder your can design it at gate level. i.e. use the "or" logic\"xor"logic\"and" logic. I completed one 64-bits signed adder last month using the verilog. I think it's easy to …