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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
Which Language used in writting OS by vishparshav1
1
Oct 23, 2013 by ybakos
Project 12
StackTest.vm by Maesltrom
6
Oct 16, 2013 by Maesltrom
Chapter 7
Built-in by kinandjerry
2
Oct 15, 2013 by kinandjerry
Project 2
What about tetris? by Lindy
2
Oct 14, 2013 by Lindy
More Fun to Go
Optimizing ASM by Krozu
1
Oct 11, 2013 by cadet1620
Chapter 4
Need help with Fill.asm by nand2tetris999
2
Oct 09, 2013 by nand2tetris999
Project 4
Parsing the 'term' non-terminal -- breaks rule of 1 read-ahead? by sakumar
3
Oct 09, 2013 by Rather Iffy
Project 10
The instruction decode by Lindy
2
Oct 04, 2013 by cadet1620
Chapter 5
Pong Hack Comparison Troubleshoot - Please help! by thecoolio1
4
Oct 03, 2013 by thecoolio1
Project 6
Possible bug in simulator by Krozu
1
Oct 02, 2013 by cadet1620
Hardware Simulator
Or16 with Nand by omitas
2
Oct 01, 2013 by cadet1620
Chapter 1
Copyright? by woundedkarma
0
Oct 01, 2013 by woundedkarma
Other
Full Adder Implementation by Sobbity
5
Sep 30, 2013 by Sobbity
Chapter 2
Tokenizer in Python by Rather Iffy
0
Sep 30, 2013 by Rather Iffy
Project 10
CPU D Register Issue by capt_calculator
3
Sep 28, 2013 by cadet1620
Project 5
problem with loading of chip And.hdl by raghavV
4
Sep 28, 2013 by raghavV
Project 1
SRFF in HDL? by LionelGoulet
2
Sep 26, 2013 by LionelGoulet
Chapter 3
Optimized mult by stansbuj
2
Sep 26, 2013 by stansbuj
Project 4
Thinking about enhancing Screen by Lindy
0
Sep 22, 2013 by Lindy
More Fun to Go
Understanding the clock and sequential logic by Lindy
1
Sep 19, 2013 by cadet1620
Chapter 3
Need Help With FILL by Yahavigal
1
Sep 17, 2013 by cadet1620
Chapter 4
Pong.asm Comparison error by Maesltrom
7
Sep 15, 2013 by Maesltrom
Project 6
Trouble getting started on my ALU by Lindy
3
Sep 13, 2013 by cadet1620
Chapter 2
Simulator not computing Xor gate correctly? by eggs
4
Sep 10, 2013 by eggs
Chapter 1
Implies what? by LionelGoulet
4
Sep 06, 2013 by LionelGoulet
Chapter 1
Pong for a newbie by LionelGoulet
2
Sep 05, 2013 by LionelGoulet
Chapter 1
Getting .vm filenames from a directory by Brad360
2
Sep 04, 2013 by cadet1620
Project 8
Greetings from Belgium by gilozoaire
0
Sep 03, 2013 by gilozoaire
Users Forum
SymbolTable Class, no startClass()? by peterxu422
2
Sep 03, 2013 by ybakos
Project 11
What is true ? And what is false ? by Albert G
3
Sep 01, 2013 by SonOfLilit
Project 8
Understanding Mux and Dmux by Lindy
1
Sep 01, 2013 by cadet1620
Chapter 1
I have no idea by kris.arj90
3
Aug 31, 2013 by Rather Iffy
Project 6
Number of Args for String.appendChar in VM call by peterxu422
1
Aug 31, 2013 by cadet1620
Project 11
Question about Add16 by Lindy
3
Aug 30, 2013 by cadet1620
Chapter 2
How to know if you are calling a void function? by peterxu422
2
Aug 30, 2013 by cadet1620
Project 11
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