Verilog code for 3 to 8 decoder using 2 to 4 decoder. wo W1 wo W1 yo y1 y2 y3 yo y1 y2 y3 W2 En.

Verilog code for 3 to 8 decoder using 2 to 4 decoder I am trying to write a 10 bits binary to thermal decoder. For a 4 bits decoder, it is relative straightforward as shown below. decoder24 u3 (o [7:4],i [1],i [0],i [2]); . Answer to write a verilog for 3 to 8 decoder using 2 to 4. Then I tried doing a simulation code but I haven't been able to complete it. https://youtu. For each case the decoder should output a 16-bit digit with only one of the bits high. facebook. *****please *****S a. Solution For Write a Verilog code for a 3 to 8 decoder using a 2 to 4 decoder and show the simulation on Quartus II. This is for a 2-bit adder using a 5-to-32 bit decoder. StudyX 1. A decoder is a combinational logic circuit that has ‘n’ input signal lines and 2n output lines. Then I declared two 2-to-4 decoders by mentioning. many logic can be Your mission is to write Verilog code to implement a 3-to-8 Decoder. Verilog Code for 2 to 4 Decoder Behavioral Modelling using Case Statement with Testbench Code. code You signed in with another tab or window. Decoders also have some enable pins so that while working in systems, we can Verilog program for 3:8 Decoder Verilog program for 8:3 Encoder Verilog program for 1:8 Demultiplxer Verilog program for 8:1 Multiplexer Verilog program for 8bit D Flipflop Verilog program for T Flipflop Verilog program for JK Flipflop Verilog program for Equality Comparator Verilog program for 8bit Up down counter Facebook: https://www. and many. Click to expand There are various ways to design a 8-to-256 decoder. The given Verilog code defines a module named “ decoder_3_8 ” which implements the functionality of an 3x8 decoder. decoder24 u2 (o [3:0],i [1],i [0],x); . fpga verilog code example. Explaining the principles of building a 3x8 decoder using two 2x4 decoders. The decoder as shown in the figure above decodes the 5-bit address input and outputs a 32-bit signal to select the address being written in the memory. tutorialsInstagram: https://www. Click to share on Twitter (Opens in new window) Click to share on Facebook (Opens in new window) This document summarizes an experiment that implemented 2:4, 3:8 decoders and an 8:3 encoder using Verilog. output [7:0] o; . 1] Dataflow Modeling: In dataflow This video shows how to write the verilog code for 2:4 decoder with the help of neat circuit and truth table diagrams . 2. The aim was to model the decoders and encoder using dataflow and behavioral modeling. This kind of decoder mainly used to decode any 3-bit code Verilog Code of Decoder 3 to 8 Decoder Verilog Code 3 to 8 decoder Verilog Code using case statement In this post we are going to share with you the Verilog Code of Decoder | 3 to 8 Decoder Verilog Code Read More Popular; Comments; Tags; Carry Look Ahead Adder Verilog Code | 16 bit Carry Look Ahead Adder Verilog Implementation 3 to 8 Decoder in Xilinx using Verilog/VHDL is explained with the following outlines:0. Here is a verilog implementation of 3:8 decoder. Edit, save, simulate, synthesize SystemVerilog, Verilog, VHDL and other HDLs from your web browser. However, for 10 bits, is there a smarter way to do it instead of write 1000 line code. Following is the truth table of 1-to-2 Verilog module Code For Universal Shift Register | Verilog Example Codes A universal shift register is an important unit of digital machines that imploy a bit-slice architecture, with multiple identical slices o In this article, we will implement the 2:4 Decoder using all levels of abstraction in Verilog HDL with a step-by-step procedure. Share. The eight 1-bit binary value outputs are presented in eight output ports Op0 to Op7. The simplest decoder is the 1-to-2 line decoder. Using 3-to-8 decoder. Please correct the truth table. Decoder is the reverse process of Encoders. Symbol The fig-1 depicts 2 to 4 decoder schematic symbol and following is the truth table for the same. // (See Figure 4-10 for logic diagram) module decoder_2_to_4_df_v(EN, A0, A1, D0, D1, D2, D3); input EN, A0, A1; output D0, D1, D2, D3; assign D0 =(EN & ~A1 & A decoder circuit of the higher combination is obtained by adding two or more lower combinational circuits. Design and write the Verilog code for a 3 to 8 decoder using 2 to 4 decoders and other necessary gates. It provides the Verilog code for each implementation and includes RTL simulation output waveforms. e A,B,C and eight outputs i. Daniele Renzi. devilwar Member level 2. If the enable pin is 0 all eight decoder outputs should be zero, while if the enable pin is 1 the decoder works normally. Below is the code for encoder and decoder. We'll assume active-low outputs for the 2x4 decoders (meaning the output is 0 when selected). code must have the concept of module instantiation. module 2_4_DEC( input [1:0]din, output [3:0]dout ); Using only three 2-to-4 decoders with enable and no other additional gates, implement a 3-to-8 decoder with enable. However, I'm encountering problems with the output. 1 of 8 decoder 1 to 2 decoder verilog 1001 sequence detector 16 bit carry select adder 16 bit carry skip adder 16bit pipeline adder 2 to 4 decoder verilog code 2 to 4 decoder verilog code structural 2 to 4 decoder verilog code using behavioural 2 to 4 decoder with enable verilog code 2:1 MUX Verilog Code 2R_ 1C Circuit Step Response 3 8 decoder 3 to 8 line Decoder has a memory of 8 stages. Block Diagram of 3X8 Decoder: The 3 X 8 decoder constructed with two 2 X 4 decoders figure shows how decoders with enable inputs can be connected to form a larger decoder. Today, we will discuss 3 x 8 decoder which has 3 input and 8 decoded output pins. Seven segment display decoder has 4-bit inputs and 7-bit outputs (8-bit if we include the dot). The decoder is used for memory address decoding. Before proceeding to code we shall look into the truth table and logic symbol of the 2:4 Decoder. Verilog code for construction of 4x16 decoder using 3x8 decoder [closed] output [15:0] out; input [2:0] in; input e; d3x8 d1(out[7:0],in[2:0],e); d3x8 d2(out[15:8],in[2:0],~e); endmodule Can someone tell me where I have gone wrong? Second, you need to use the 4th bit to generate the enables for the two decoders. LDPC. Student Tutor. If your 2x4 decoders have active-high outputs, you'll need to adjust the code accordingly. wo W1 wo W1 yo y1 y2 y3 yo y1 y2 y3 W2 En. 3-to-8 Decoder Verilog Code. Kanika Verilog code for 8 bit Binary to BCD using Double Dabble algorithm decoders (1) defparam (1) Verilog Code for 3:8 Decoder using Case statement; Verilog code for 2:1 MUX using Gate level modelling; Verilog Code for 2:1 MUX using if Design BCD to 7-Segment Decoder using Verilog Coding. ; VarToCheck: Takes as input We shall write a VHDL program to build 3×8 decoder and 8×3 encoder circuits; Verify the output waveform of the program (digital circuit) with the truth table of these encoder and decoder circuits; 3×8 Decoder circuit. Here is the code for the Decoder and test, and the output at the console: 4x16 Decoder: Problem Statement: Design and implement a 3:8 decoder using only 2:4 decoders in verilog vivado 2020. Many a times, it happens that we don’t have a larger decoder, so we normally combine small decoders to design a bigger one. e Lets say we have N input bits to a decoder, the number of output bits will be equal to 2^N. 2:4 IC Applications and HDL Simulation Lab - Design of 2-to-4 decoder. . 4 , could you take a look into these codes please? Verilog HDL program for 4-BIT Parallel Adder; Verilog HDL program for 2 – 4 Decoder; Verilog HDL Program for 3-8 DECODER USING 2-4 DECODER; Verilog HDL Program for 3-8 ENCODER; Verilog HDL Program for 2X1 Verilog Code for Ripple Carry Adder using Structur Verilog Code for Digital Clock - Behavioral model; Verilog Code for Full Adder using two Half adders Verilog Code for 4 bit Comparator; Structural Level Coding with Verilog using MUX exa Verilog code for 4 bit Johnson Counter with Testbench; Verilog Code for 4 bit Ring Counter with I'm new to verilog. Use case statement to implement 2 to 4 decoder. Decoder Design Using Predecoding •Example: predecode groups of 3 address bits –Predecoding groups: 3 + 3 + 2 for the same 8:256 decoder –Each 3-input predecode group has 2^3 = 8 output wires –Each 3-input predecoded wire has N/8 loads –Total of 8 + 8 + 4 = 20 predecoded wires •Example: predecode groups of 4 address bits So today’s topic is designing a 5:32 decoder using 4 3:8 decoders and a 2:4 decoder. Sol: A 1-bit magnitude comparator is a combinational circuit that compares two 1-bit numbers A and B and determines their relative magnitudes. Below is an explanation of the You signed in with another tab or window. 4. The Inputs are represented by x, y, and z while the #decoder #coding #verilog #code #testbench #truthtable #simulation You signed in with another tab or window. instagram. Below are the Verilog codes for a 3-to-8 decoder using two different modeling styles: Dataflow and Behavioral. On the Development and Optimization of HEVC Video Decoders Using High-Level Dataflow Modeling. Let’s start with the theory behind it. For a 3 : 8 decoder, total number of input lines is 3 and total number of output lines is 8. Here the compliment of A3 is given to enable the pin of the decoder to obtain the outputs like Y7 to Y0. The code I have for a 3 to 8 decoder is: module Dec3to8( input[2:0] A, input E, output[7:0] D ); assign D[0] = E & ~A[2] & ~A[1] & ~A[0]; assign D[1] = E & ~A[2] & ~A[1] & A[0]; assign D[2] = E & ~A[2] & A[1] & ~A[0]; assign D[3] = E & Hence, if I have N inputs to decode, I will get a maximum of 2^N outputs. We use Create a Verilog module named Decoder_3to8 that includes a 3-bit input and eight output lines. You can clearly see the logic diagram is developed using the AND gates and the NOT gates. This is a fundamental building block in digital circuits used for tasks like address decoding and data routing. This is 38_decoder_tb. It will accept 4 bit input and generate seven bit outp Now that we have written the VHDL code for an encoder, we will take up the task of writing the VHDL code for a decoder using the dataflow architecture. World's only instant tutoring platform. 3 to 8 Decoder using 2 to 4 Line. 2:4 decoder code: Both the 2:4 and 3:8 decoders have enable pin in their input. \ This is verilog, in Vivado 2017. We'll describe the decoder code in Verilog FPGA and The Verilog module “decoder_3_8_tb” is a testbench designed to verify the functionality of the “decoder_3_8”module, which implements an 3x8decoder. 1. Using 4-to-16 decoder. Two 2-to-4-line decoders are combined to achieve a 3-to-8-line decoder. Physics. the outputs should be labeled Y[7. A in case of 0010, F should be 0 not 1. v: Includes Verilog modules VarToCheck, CheckToVar, Belief and Decoder. gate level modelling verilog code for 2×4 decoder. Apr 18, 2013 #2 D. CODE:module Dec4to16c (e,a,b,c,y);input e,a,b,c;output [15:0] y;wire e0,a0,b0,c0;not (e0,e);not (a0,a);not (b0,b);not (c0,c);and ( y[0],e0,a0,b0,c0);and ( y[ I'm currently working on a Verilog project where I'm attempting to run a testbench for a 4x16 decoder using a 2x4 decoder. e D0 ,D1,D2,D3,D4,D5,D6 and D7. Search code, repositories, users, issues, A. Design of 8 : 3 Priority Encoder using std_matc Design of 8 : 3 Priority Encoder using if - else Design of 8 : 3 Priority Encoder using std_match Design of 8 to 3 Priority Encoder using When Else Design of 8 nibble Queue using Behavior Modeling S Design of Parallel In - Serial OUT Shift Register Verilog code for SR Flip-Flop; Verilog code for JK Flip-Flop; Verilog code for D Flip-Flop; Verilog code for D-Latch Active Low; Verilog code for D-Latch Active High; Verilog code for 2 to 4 line Decoder; Verilog code for 4 to 2 line Encoder; Verilog code for 1:2 DEMUX; Verilog code for 4:1 MUX; Verilog code for 2:1 MUX; Verilog code for Full-Adder 1 of 8 decoder 1 to 2 decoder verilog 1001 sequence detector 16 bit carry select adder 16 bit carry skip adder 16bit pipeline adder 2 to 4 decoder verilog code 2 to 4 decoder verilog code structural 2 to 4 decoder verilog code using behavioural 2 to 4 decoder with enable verilog code 2:1 MUX Verilog Code 2R_ 1C Circuit Step Response 3 8 decoder Design of 1 Bit Comparator using Logical Gates (V 4 : 2 Encoder using Logical Gates (Verilog CODE). By definition, a decoder is a digital circuit that has (n) inputs and (2^n) outputs. We'll assume active-low outputs for the 2x4 decoders for clarity, and the final 3x8 decoder will also have active-low outputs. It is convenient to use an AND gate as the basic decoding element for the output because it produces a “HIGH” or logic “1” output only when all of its inputs are logic “1”. Simulation of 1-bit comparator using 2:4 line decoder using Verilog HDL in EDA Playground. Viva Questions: How many 2X4 Decoders are needed to construct 4X16 Decoder? Design of 1 Bit Comparator using Logical Gates (V 4 : 2 Encoder using Logical Gates (Verilog CODE). Skip to content. 1 of 8 decoder 1 to 2 decoder verilog 1001 sequence detector 16 bit carry select adder 16 bit carry skip adder 16bit pipeline adder 2 to 4 decoder verilog code 2 to 4 decoder verilog code structural 2 to 4 decoder verilog code using behavioural 2 to 4 decoder with enable verilog code 2:1 MUX Verilog Code 2R_ 1C Circuit Step Response 3 8 decoder 1 of 8 decoder 1 to 2 decoder verilog 1001 sequence detector 16 bit carry select adder 16 bit carry skip adder 16bit pipeline adder 2 to 4 decoder verilog code 2 to 4 decoder verilog code structural 2 to 4 decoder verilog code using behavioural 2 to 4 decoder with enable verilog code 2:1 MUX Verilog Code 2R_ 1C Circuit Step Response 3 8 decoder In decoder2x4Beh, change:. Reload to refresh your session. Cite. Implement the combinational logic for the decoder. input [2:0] i; . Verilog program for 3:8 Decoder Verilog program for 8:3 Encoder Verilog program for 1:8 Demultiplxer Verilog program for 8:1 Multiplexer Verilog program for 8bit D Flipflop Verilog program for T Flipflop Verilog program for JK Flipflop Verilog program for Equality Comparator Verilog program for 8bit Up down counter Verilog Code for 3-to-8 Decoder. Design and write the Decoder is a combinational circuit which has m-bit inputs and n-bit outputs. Here's my current solution. Since the truth table is wrong, the given answer for this part is also incorrect. Determine the active output line based on the Decoder simply decodes the encoded word back into its original state (state before the encoding). The code follows Behavioral modelling. Simulate your design using Active-HDL and submit the Verilog code, input and output waveforms This page of verilog sourcecode covers HDL code for 2 to 4 decoder using verilog programming language. The input of a 3-to-8 decoder has a logarithm base 2 of ‘n,’ meaning This video discussed about Verilog HDL programming concept of 2 to 4 decoder circuit. SystemVerilog 3 to 8 decoder using conditional operator - nnikolov3/3_to_8_decoder. Half Subtractor Design using Logical Expression (V 1 : 4 Demultiplexer Design using Gates (Verilog CO 4 to 1 Multiplexer Design using Logical Expression Question: Using Verilog for a 4 to 16 decoder using two 3 to 8 decoders. You signed out in another tab or window. A simple/common decoder is the line decoder which takes an n-digit binary number and decodes it into 2 n data lines. download Download free PDF View PDF chevron_right. Half Subtractor Design using Logical Expression (V 1 : 4 Demultiplexer Design using Gates (Verilog CO 4 to 1 Multiplexer Design using Logical Expression. The decoder function is controlled by using an enable signal, EN. 2. 3A. module decoder_38(input [2:0] in, output reg [7:0] out); always @* begin case (in) //Switch based on concatenation of control signals 2-to-4 Line Decoder Dataflow Verilog // 2-to-4 Line Decoder with Enable: Dataflow Verilog Desc. initial begin to: always @* begin The intital block only executes once at time 0, but you want the block to be executed whenever there is a change on any of its input signals. In other words, the non zero disparity codes alternate. Due to its significance, decoders find extensive applications in the design of digital systems. For each possible combination of the three input binary lines, one and only one output Decoder is a combinational logic circuit that has n input lines and a maximum of 2 n unique output lines. When enable pin is high at one 3 About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Question on VHDL 3 to 8 decoder using two 2 to 4 decoders. Objective: After designing two verilog decoders from 2 data input to 4 data output, connect these in order to create a 3-8 model and test for value possibilities. Hence, Decoders are characterized by their sizes which are written in the form ( N x 2^N ) for an N- bit Decoder. 3-to-8 Line Decoder: A 3x8 lines decoder has three inputs i. 3B. 0 enable 0 input code = 00 output q3 0 q2 0 q1 0 q0 0 20 enable 0 input code = 01 output q3 0 q2 0 q1 0 q0 0 30 enable 0 I have implemented a 4x16 Decoder using Verilog along with it's test. com/tmsy. In this Verilog project, Verilog code for decoder is presented. SECTION DESIGN OF HAMMING CODE USING VERILOG HDL. , −2 or +2), the choice of positive or negative disparity encodings must be the one that toggles the running disparity. When two 3 to 8 Decoder circuits are combined the enable pin acts as the input for both the decoders. The module takes three 1-bit binary values from the three input ports Ip0 to Ip2. The truth table for a part is wrong. which are generated by using inputs i. I write a 3-8 decoder and a testbench for it. First I designed a 2-to-4 decoder. Write the truth table for 2421 to 8421 code converter. Verilog/VHDL Program1. A Decoder is a simple logic gates diagram that changes a code into a set of different signals. Please help! I have successfully created the code for this problem using port map dec2to4. Write Verilog code for a 3 to 8 decoder with enable function. v:. From Truth Table, it is clear that the first 2:4 decoder is active for EN = 1 and S2 = 0 and generates It’s called a 3x8 decoder because it has 3 input lines and 8 output lines. It only gives me the input but the output is only empty. In this blog post, we implement a 3:8 decoder using behavioral modelling. 4 to 16 decoder circuit is obtained from two 3 to 8 decoder circuits or three 2 to 4 decoder circuits. b. Here, the block diagram is shown below by using two 2 to 4 decoders. Based on the It is a combinational circuit that converts binary information from n input lines to a maximum of 2n unique output lines. Question: Write a VERILOG simulation code for a 5-to-32 decoder using 3-to-8 decoders modules (I believe 4). verilog code for 3×8 decoder using 2×4 decoder. code for 4x16 decoder `timescale 1ns / 1ps ///// module dec4x16struct( bi,d); input[3:0]bi; output[15:0]d; dec3x8enbehav dec0 (bi[2:0],bi[3],d[15:8]); dec3x8enbehav dec1 (bi[2:0],~bi[3],d[7:0]); endmodule. The two least significant bits of Verilog 4x16 decoder using 3x8 decoder module. Verilog Module Figure 3 presents the Verilog module of the 3-to-8 decoder. be/Xcv8yddeeL8 - Full Adder Verilog Programhttps://youtu. As you know, a decoder asserts its output line based on the input. 0] for the code input and E for the enable input. In the 2:4 decoder, we have 2 input lines and 4 output lines. verilog code for 3×8 decoder using 2×4 decoder in gate level modelling. Verification of 1-bit comparator using 2:4 line decoder using TinkerCAD. A 3-to-8 decoder is a combinational logic device that takes three input lines and produces eight output lines. The inputs of the resulting 3-to-8 decoder should be labeled X[2. I've provided the code This Verilog code implements a 3x8 decoder using two 2x4 decoders at the gate level. Verilog Code for 2:1 MUX using if statements This post is for Verilog beginners. Decoder Inputs - SW0 , SW1, SW2. e 2^3. The parallel inputs like A2, A1 & A0 are given to 3 lines to 8 line decoder. 3-to-8 decoder code: 5-to-32 Write a VERILOG simulation code for a 5-to-32 decoder using 3 Decoder is a combinational logic circuit that has n input lines and a maximum of 2 n unique output lines. inv u1 (x,i [2]); . I'm having trouble with the test bench at the moment. Answer: 3-to-8 Decoder Introduction A n to 2n decoder is a combinatorial logic device which has n input lines and 2n output lines. This is the output I get, showing q changing:. 0]. b A 3-to-8 Decoder takes a 3-bit binary input and decodes it into one of eight outputs. As customary in our VHDL course, first, we will take a look at the Edit, save, simulate, synthesize SystemVerilog, Verilog, VHDL and other HDLs from your web browser. e. com/tmsy_tutorials/Website: 1 of 8 decoder 1 to 2 decoder verilog 1001 sequence detector 16 bit carry select adder 16 bit carry skip adder 16bit pipeline adder 2 to 4 decoder verilog code 2 to 4 decoder verilog code structural 2 to 4 decoder verilog code using behavioural 2 to 4 decoder with enable verilog code 2:1 MUX Verilog Code 2R_ 1C Circuit Step Response 3 8 decoder 1 of 8 decoder 1 to 2 decoder verilog 1001 sequence detector 16 bit carry select adder 16 bit carry skip adder 16bit pipeline adder 2 to 4 decoder verilog code 2 to 4 decoder verilog code structural 2 to 4 decoder verilog code using behavioural 2 to 4 decoder with enable verilog code 2:1 MUX Verilog Code 2R_ 1C Circuit Step Response 3 8 decoder Verilog Code for 8-Bit ALU; Design 8x3 Priority Encoder in Verilog Coding and Verilog Code for 4x16 Decoder; Verilog Code for D-Latch; Verilog Code for 4-Bit Full Adder using 1-Bit Adder; Verilog Code for 1-bit Adder; VHDL Code for Round Robin Arbiter with Fixed Time VHDL Code for Fixed Priority Arbiter; VHDL Code for Synchronous FIFO This Verilog code implements a 3x8 decoder using two 2x4 decoders. Inputs for 3:8 decoder: Enable Pin - btn0. ChEvidence: Takes as input a 10-bit sequence and returns a length-10 array of integers representing channel evidence. Usman Sammani Sani. Login. The truth table, logic d The 3:8 decoder has an active high output and active high enables using a minimum number of 2:4 decoders. 3 to 8 Decoder in Xilinx using Verilog/VHDLCha 1 of 8 decoder 1 to 2 decoder verilog 1001 sequence detector 16 bit carry select adder 16 bit carry skip adder 16bit pipeline adder 2 to 4 decoder verilog code 2 to 4 decoder verilog code structural 2 to 4 decoder verilog code using behavioural 2 to 4 decoder with enable verilog code 2:1 MUX Verilog Code 2R_ 1C Circuit Step Response 3 8 decoder When a 6- or 4-bit code is used that has a non-zero disparity (count of ones minus count of zeros; i. 2 : 4 Decoder using Logical Gates (Verilog CODE). You switched accounts on another tab or window. Decoder Input and Output. B. Joined Aug 18, 2011 Messages 45 Helped 10 Reputation how to design 8 to 256 decoder . The decoder takes a 3-bit input and activates one of the eight output lines based on the binary value of the input. I can't manage to get all the desired outputs when I run the program. The main decoder function should be written with case statements. Skip to main content Search This Blog Stellar Coding - Verilog, Filter Design and more. Follow Verilog Code for 2 to 4 Decoder Behavioral Modelling using Case Statement with Testbench Code. Here is my code for dec3to8: ----- library To implement the 2:4,3:8, Decode and 8:3 encoder using dataflow modeling and bheverioural madeling. Verilog Code for 4 to 2 Encoder Behavioral Modelling using Case Statement with Testbench Code module 4_2_ENC( input [3:0]din, output [1:0]dout ); reg [1:0]dout; always @ (din) case (din) 1 : dout[0] = 0; 2 : dout[1] = 1; 4 : any simple logic is there to write code in verilog . Given below Verilog code will convert 4 bit BCD into equivalent seven segment number. Verilog implementation is simple. In addition, we provide ‘enable‘ to the input to ensure the decoder is functioning whenever enable is 1 and it is turned off when enable is 0. wire x; . Instant Tutoring Private Courses Explore Tutors. 2:1 MUX is a very simple digital block with 2 data inputs, one select input and one data output. Write a Verilog code for a 3 to 8 decoder using a 2 to 4 Design a 3- to 8 decoder using two 2-to-4 decoders in Viralog Vivado 2017. A 3-to-8 decoder is an essential combinatorial logic device, featuring three input lines and eight output lines. CBSE. tzary fcoo evobd yilk lvybmc uhlrf fzhoh swpoy dqln sbsa mehp ufzjxr ckpd hgvu glmdk