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 (3183)
Replies Last Post Views Sub Forum
Jack Language Password Mini-project by SchwerToMe
1
by cadet1620
More Fun to Go
not defined as any kind of variable by Mikey2520
1
by cadet1620
Project 12
Edited text not loading in hardware simulator by tjohnson826
2
by tjohnson826
Hardware Simulator
The bulit-in Nand gate doesn't work.... by lcy
3
by ivant
Chapter 1
Test not writing to FibonacciElement.out by yangmillstheory
1
by yangmillstheory
Project 8
Typos is NestedCall blurb? by yangmillstheory
1
by cadet1620
Project 8
2 approaches for building an array in hack assembly by ppfvy
3
by cadet1620
Chapter 4
CPU Emulator - can't change the value of a memory address when 'no animation' is set by ppfvy
1
by ybakos
Tool Suite
Jack Language if/while statement semantic question by cadet1620
5
by cadet1620
Project 11
Use the value of D as a memory address by Thorvald
8
by Thorvald
Chapter 4
Method Doesn't Exist by Mikey2520
3
by Mikey2520
Project 9
Best Practice For Function Declarations and Calls in my VMWriter by jrd
2
by jrd
Project 11
Logical operations by Nick DeMonner
33
by cadet1620
Chapter 7
Error when attempting to run VMEmulator (Project 11) by SchwerToMe
4
by SchwerToMe
Software installation
[Ram64+] So it doesn't really matter which bits of 'address' you use to select the ram and which bits send on as the internal RAM's 'address', right? by ppfvy
1
by cadet1620
Chapter 3
Not getting output by Thorvald
4
by Thorvald
Chapter 3
Stumped when loading chip -please help by Huazhu-Li
2
by Huazhu-Li
Chapter 1
When is white space important? by sgaweda
14
by cadet1620
Project 10
Expression evalution and operator priority by JG1993
6
by cadet1620
Chapter 11
Cannot use any software by bellsofmoscow
2
by bellsofmoscow
Software installation
Building the Hack computer WITHOUT outside tools? by nathanlanza
2
by Dennis
More Fun to Go
Add16 and input bits seem inverted, why? by wetFence
3
by wetFence
Chapter 2
subroutineCall by Luís Santos
2
by Luís Santos
Project 10
Efficiency - Is it 'better' to minimize the total NAND gates in a complex gate? by ppfvy
4
by ivant
Chapter 1
I have trouble understanding negative numbers by wetFence
2
by wetFence
Chapter 2
NestedCall by BlackRaven
1
by cadet1620
Project 8
DMux4Way with the "CRCP2330 Class 7 Sep 9" video method? by wetFence
1
by cadet1620
Chapter 1
Clarification of a few issues by ollieisamuppet
3
by ollieisamuppet
Project 11
For the name of the pin of the "CPU.hdl". by Aoeeeee
4
by Aoeeeee
Project 5
Multi-pin dummy variables by Thorvald
2
by Thorvald
Chapter 1
methodName(argumentList) by Fatih Sarıkoç
2
by Fatih Sarıkoç
Chapter 11
Nand2Tetris Group in New York City? by heythisisdave
0
by heythisisdave
Users Forum
How are the lectures on this website that parallel the chapters in 'Elements of Computing Systems' different? by maheshshanker
3
by maheshshanker
Users Forum
Problem with the stat values zr and ng by 63rrit
2
by 63rrit
Chapter 2
Clarifying Instructions for Stage 1: Symbol Table Best Practice? by jrd
3
by cadet1620
Project 11
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