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
nx=1 and zx=1? by leal
6
by Dimenus
Chapter 2
My Connect 4 game written in Jack! Leaks memory ... FIX'D by sgaweda
12
by sgaweda
Chapter 9
Could need some help on 'this' by Rather Iffy
7
by cadet1620
Project 11
SquareGame Confusion with while loop by textbook91
2
by textbook91
Chapter 9
Tools: Updated OS Memory.vm and Memory.class files by cadet1620
0
by cadet1620
New and Updated Files
OS (Memory.vm) bug by cadet1620
2
by cadet1620
Projects
Hack Games (Spring 2012 @ Mines) or, "From Nand to..." by ybakos
4
by sgaweda
Chapter 9
StaticsTest: Jump requested but A=-2 is an illegal program address. by fsmith23
13
by sgaweda
Project 8
Problem with JackCompiler by paco22dt
6
by dannyrose42
Chapter 9
Need to save SP in higher language by Mikey2520
3
by Mikey2520
Chapter 7
CircuitScribe by ybakos
0
by ybakos
Other
Inc16 - Help Understanding by Zakadion
1
by cadet1620
Chapter 2
rect.hack by Nick
8
by sgaweda
Project 5
Video tutorials Part 2 by ewickman
1
by cadet1620
Other
sub bus of an internal node may not be used. by tiantian
2
by tiantian
Appendix A (HDL)
Add16.hdl Not Working? by DrZoo
2
by DrZoo
Project 2
Understanding Multi Sel pins by Zakadion
1
by cadet1620
Chapter 1
Simulator bug by dd-b
1
by ivant
Hardware Simulator
How does PC chip have to behave in CPU.hdl ? by Dasso
2
by Dasso
Chapter 5
Project 8: Updated ProgramFlow/FibonacciSeries test by cadet1620
0
by cadet1620
New and Updated Files
Chapters 7 to 13? by bagajr
1
by ybakos
Other
FibonacciElement by pfonash
3
by cadet1620
Project 8
Leveraging the MPU by Muzikian
0
by Muzikian
Users Forum
Text output behavior by dd-b
3
by cadet1620
Project 12
Compilation Error in Code by sarthak
4
by jrd
Project 9
Jack Not Equal Expression? by jrd
1
by cadet1620
Project 9
String character compare function? by jrd
1
by cadet1620
Project 9
Mark Armbrust is Awesome by throwaway
3
by cadet1620
Users Forum
Chapter 9/Book Text PDF? by jrd
1
by cadet1620
Book - 1st Edition
Physical implementation of NAND and DFF primitives by checedrodgers
16
by monsonite
More Fun to Go
My HDL file keeps getting replaced by bubbathefrog
2
by bubbathefrog
Chapter 1
chapter 7 page 138 pop pointer 1? by nand2cy
1
by cadet1620
Chapter 7
integer value of 1000000000000000 by Juan313
2
by Juan313
Project 12
Transistor based CPU - feasibility, and gate reduction by monsonite
0
by monsonite
More Fun to Go
String representation of numbers by JG1993
3
by cadet1620
Chapter 12
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