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 (3112)
Replies Last Post Views Sub Forum
Project 11>Pong>VM Emulator runtime error: Illegal Rectangle Coordinates by johnnyFive
1
by johnnyFive
Project 11
Edition 2, Chapter 8 typos with Fibonacci by phayter
0
by phayter
Book - 1st Edition
CPUEmulator by paul23
5
by paul23
Other
I did it !!!!!!!!!!!!!!!!!!!!!!!!!!!! by pawdwanlearner
1
by ishwar
Chapter 11
can't find bit.tst script by paul23
1
by paul23
Project 3
Efficiency... by aetesaki
6
by WBahn
Project 7
Confused about two's complement with ALU. by HighSchoolerWhoAsksH...
11
by WBahn
Chapter 2
Hi everyone from Israel by chclau
0
by chclau
Users Forum
MUX8WAY16 not working. I have no clue what is wrong. by HighSchoolerWhoAsksH...
11
by HighSchoolerWhoAsksH...
Chapter 1
Feedback on Edition 2 CPU project by phayter
1
by WBahn
Chapter 5
Feedback on Edition 2 CPU project by phayter
2
by phayter
Chapter 1
YAE (Yet Another Error)? by Simon
5
by redemptionc
Project 8
Add16 by ron2308
1
by WBahn
Chapter 2
Can't run Mult.tst: a .hdl file is expected by burge91
1
by burge91
Chapter 4
Incomplete PC chip specification by phayter
4
by WBahn
Projects
RISC/CISC Hack Architecture by thatwillchaiguy
12
by yhirshhorn
Chapter 5
Stall states by yhirshhorn
1
by WBahn
Chapter 5
Stronger condition test by pmk21
4
by ashort
Project 8
Screen not showing by mihai
0
by mihai
Hardware Simulator
StackTest Problem by firgunner
4
by redemptionc
Chapter 7
stack overflow Math bit 1 by hemasaad
8
by ashort
Project 12
Another Mux4Way16 question (sorry) by HighSchoolerWhoAsksH...
1
by HighSchoolerWhoAsksH...
Project 1
Spread my Knowledge by anas_ashraf
6
by WBahn
More Fun to Go
HDL to schematic presentation by aizenr
5
by pranavji
Other
Coursera Review Request by dm1299
0
by dm1299
Project 9
How do I get the return address (ROM)? by Jimmy Giessler
2
by Jimmy Giessler
Project 8
Chips wont load by MythicSword
1
by rleininger
Hardware Simulator
About Inc Input by Dan1984mor2017
3
by WBahn
Project 3
Struggling with Program Counter (PC) by MultiplexorMan
6
by HeinzWW
Chapter 3
StaticsTest.tst, StaticsTestVME.tst set different SP value by Shmeegoose
0
by Shmeegoose
Chapter 8
Counters by Dan1984mor2017
18
by WBahn
Project 3
How to begin? by harshchikorde1234@gm...
1
by WBahn
Project 10
Book recommendation (further study) - "Crafting Interpreters" by Robert Nystrom by ashort
2
by pmk21
More Fun to Go
CPU.tst works but CPU-external.tst fails by burge91
1
by burge91
Chapter 5
Just want to say hurray for making the CPU by burge91
1
by WBahn
Chapter 5
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