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 (3170)
Replies Last Post Views Sub Forum
In subroutine main: Expected statement(do, let, while, return or if) by riverfish
2
by riverfish
Chapter 9
Question about multi-core machines by burge91
3
by cadet1620
Other
Fill.asm - illegal memory address 24704 by OppaErich
1
by cadet1620
Chapter 4
mult.asm does not compile, error without line number by OppaErich
8
by OppaErich
Chapter 4
Conflicting uses of the A register by burge91
1
by cadet1620
Chapter 4
DFF/clock necessity by Vfffzx
8
by cadet1620
Chapter 3
Prolog implementation by Sunomis
3
by cadet1620
Chapter 3
codeWriter(exp) by Ju Se Hoon
2
by Ju Se Hoon
Chapter 11
Error on page 70 under "Screen" subsection and some unclear notation by AverageOyster
0
by AverageOyster
Book - 1st Edition
How to translate these VM commands? by riverfish
3
by cadet1620
Chapter 7
Cannot process .jack files in directory by Ju Se Hoon
1
by cadet1620
Chapter 10
Download link seems to be broken by greendwin
2
by greendwin
Other
NestedCall Test Fail by charlie101010
3
by cadet1620
Project 8
I do not understand the math notation in this chapter. by burge91
6
by cadet1620
Chapter 3
[solved] Ram8.tst getting stuck - hickup... by OppaErich
3
by OppaErich
Chapter 3
Building DFF and Register using multiplexors by cadet1620
0
by cadet1620
Chapter 3
Why won't my CPU.hdl load? by riverfish
3
by cadet1620
Chapter 5
What does the a-bit in a C-instruction mean? by riverfish
10
by riverfish
Chapter 5
Why doesn't this Memory implementation work? by riverfish
4
by riverfish
Chapter 5
Why does it take so long to fill? by riverfish
2
by riverfish
Chapter 4
Please point me to resources about computer memory by burge91
2
by xedover
Other
Are the test programs complete? by burge91
7
by cadet1620
Chapter 2
Electronics engeneer course by Squallhisoka
1
by OppaErich
Other
Keep getting HDL errors ALU.hdl by OppaErich
3
by OppaErich
Project 2
Making the Logic gates in C++ (stuck on Demultiplexer) by burge91
3
by burge91
Chapter 1
Truncated error messages by OppaErich
2
by OppaErich
Software installation
Logic simplification using Karnaugh Maps (k-maps) by cadet1620
2
by OppaErich
Hardware
0;JMP - Expression expected error by nakamurabob
2
by nakamurabob
Project 7
NOt16.hdl by ananda73
0
by ananda73
Project 1
Ideas for a Slightly More Powerful CPU by Warren Toomey
6
by tungsten
More Fun to Go
How to handle comments using API by twitu
1
by cadet1620
Project 6
[Linux] Ugly font in GUI, which font the GUI use? by groto
1
by cadet1620
Software installation
Questions about M register by Filipe Canatto
6
by cadet1620
Chapter 4
Drawing Letter Pixels in Output.printChar by blossoms75
4
by blossoms75
Project 12
Coursera Programming Assignment: Project 7 For the kind attn. of Mark Armbrust by Anantharamaiah Prabh...
12
by ivant
Chapter 7
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