Nand2Tetris Questions and Answers Forum

If you have questions about Nand2Tetris projects or software, you are in the right place. Please select a sub-forum and review the posts; there is a good chance that a similar question was previously asked and answered. If not,  post your question, and we will answer it shortly. If you feel like answering some of the questions yourself, feel free. Please avoid posting solutions or solution segments (a few lines of code is fine). It's important to let people have the freedom to build the computer on their own.

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Software and tools can be downloaded from the Nand2Tetris site.
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Topics (3168)
Replies Last Post Views Sub Forum
Cannot Use Already Implemented Chips by AriaBellaGato
2
by Zorro
Hardware Simulator
CPU.hdl way over my head... by granddad
1
by WBahn
Project 5
got java.lang.StackOverflowError when loading a hdl by snakemia
3
by abcdexter
Chapter 1
OutFile for HackAssembler by Zorro
2
by ivant
Project 6
Memory implementation incorrect but passes test script by kaganovich
2
by shidaway
Chapter 5
Project 5 PPT Slide 41 by Zorro
1
by WBahn
Project 5
4k resolution - not DPI aware by DrSnake
7
by shidaway
Hardware Simulator
mult.asm by sharmaankush347
2
by sharmaankush347
Project 4
Fill.asm by Zorro
3
by Zorro
Project 4
Jump + Right / left commands by Stormtrooper2001
13
by WBahn
Project 9
Please review my game by Stormtrooper2001
0
by Stormtrooper2001
Project 9
Tools not working, linux mint 19.1 by peter pan
2
by peter pan
Software installation
RAM16K by Zorro
1
by WBahn
Chapter 3
DMUX4WAY by jayjay
13
by meghashyamc
Chapter 1
1Bit Register Comparison issue by sharmaankush347
4
by sharmaankush347
Project 3
Chip name doesn't match the HDL name by shinhyonphil
6
by shinhyonphil
Hardware Simulator
ascii code provided in the book doesn't match the wiki page by social_loser
6
by Sai krishna
Project 12
While loop keeps entering an infinite loop, in my project 9 application by Obij
23
by WBahn
Project 9
Keyboard.jack readLine() what should maxLength of string be? by peterxu422
3
by WBahn
Project 12
Need help with Jack to WebAssembly code generator by Sunner
5
by N2Tstudent
More Fun to Go
spikey circles by code2win
7
by Sai krishna
Project 12
Handling overflow and negative numbers at the same time in the division algorithm by Sai krishna
0
by Sai krishna
Project 12
Multiplication and division by bin
5
by Sai krishna
Project 12
Built in function tried to access memory outside heap or screen by kingofbuffs
2
by kingofbuffs
Chapter 9
Help with explanation of Statics Test by Nishant
7
by Nishant
Project 8
FibonacciElement by kingofbuffs
26
by Stormtrooper2001
Project 8
Would anyone be interested in a study group? by Ray
3
by Stormtrooper2001
Users Forum
RAM4K - Test script success, not 4K? by Rick
1
by WBahn
Project 3
FibonacciElement passes test but fails grader by Stormtrooper2001
1
by Stormtrooper2001
Project 8
Can't understand Mux4Way16 by m0t0k0
2
by SirGouki
Chapter 1
Small issue with Muxer by SirGouki
0
by SirGouki
Chapter 1
GUI buttons not showing up by Chapibol
0
by Chapibol
Hardware Simulator
My chapter 9 project by pmk21
0
by pmk21
Chapter 9
Help with Mult.asm by asdffoo
1
by WBahn
Chapter 4
And isn't working? by omoide
2
by WBahn
Hardware Simulator
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