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.

Due to a large number of spam posts, you must be a registered member to post to the forum.

Software and tools can be downloaded from the Nand2Tetris site.
1 ... 14151617181920 ... 89
Topics (3111)
Replies Last Post Views Sub Forum
ALU tests by mH
5
by AndyPro720
Chapter 2
Zr and Ng - ALU by DrZoo
5
by WBahn
Chapter 2
FullAdder.hdl chip loaded, but something's wrong with the hardware simulator. by Vijay99
1
by WBahn
Project 2
Confused about registers by Pnick0509
3
by WBahn
Chapter 7
Question on inputs to the ALU by RDKilgore
1
by WBahn
Project 5
Hello From Oregon! by RDKilgore
3
by WBahn
Users Forum
Nested loop by lllllllalalala
6
by lllllllalalala
Chapter 4
how to run the hardwaresimulator.sh file by bready
6
by snkind
Chapter 1
I made Flappy Bird by N2Tstudent
1
by ashort
More Fun to Go
No such built-in chip used: RAM16K by Paganini
5
by WBahn
Hardware Simulator
Math.jack running too slow by Juan313
9
by nemethda
Project 12
Fully emulated CPU by Albert G
2
by WBahn
CPU Emulator
How do I add a multiplier to the ALU? by kingpinzs
3
by artvanderlay
Chapter 2
Checking every key has been released before changing screen colour by Anon1232
4
by Anon1232
Project 4
bi-directional shift/rotate Byte by Hezi
3
by WBahn
Other
"sub bus of an internal node may not be used" Error Considered Annoying by Paganini
3
by WBahn
Chapter 3
Syntax question by Hezi
4
by Hezi
Project 3
Related - but not part of project - chips by Hezi
1
by WBahn
Project 3
Click the Keyboard icon? by Dan
11
by WBahn
Project 5
Nand2Tetris CPU Emulator Clock Frequency by henryt
8
by Gerrit0
Hardware Simulator
Assembler incorrectly interprets numbers larger than 2^15-1 as variable symbols by Nikaoto
4
by WBahn
Supplied Assembler
the link to the software package does dot work by jvandilen
6
by BJaneca
Web site
Creating a 16bit pc with 2 8bit registers by Anon
3
by WBahn
Chapter 3
Sharing my basic character bitmap generator tool by chevron
0
by chevron
Project 12
NEED HELP by Sona
3
by WBahn
Chapter 1
push/pop for unallocated addresses? by Roku7
2
by Roku7
Chapter 7
Is it possible to implement the ALU with only 5 selectors instead of 6? by WassupHomie
1
by WBahn
Chapter 2
What happens after first alloc() call? by kraftwerk1611
11
by nemethda
Project 12
Double clicking HardwareSimulator.sh doesn't start the application in linux, why is that? by crievino
1
by ivant
Hardware Simulator
HardwareSimulator Errors on start by calderete
16
by ivant
Hardware Simulator
Hardware Simulator - App GUI is tiny on Windows 10 by hmmanna
3
by Lozminda
Hardware Simulator
Unknown variable: in by petridish
4
by petridish
Project 1
Comparison Failure by ._.
4
by Lozminda
Chapter 1
Lost in Building the Gates by amoxide
1
by WBahn
Chapter 1
Tip: debugging trick that helped me by The111
11
by WBahn
Project 8
1 ... 14151617181920 ... 89