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 (3168)
Replies Last Post Views Sub Forum
FibonacciElement, recursion and pushing variables by rodrigomlp
4
by AlexShroyer
Chapter 8
Shortest (code golf) assembler implementation? by AlexShroyer
0
by AlexShroyer
Project 6
Jump logic by bwspot
2
by eatmorepies
Project 5
Setting A in C-instruction by eatmorepies
10
by eatmorepies
Chapter 5
Introduction - Anim/Ghana by Anim
1
by WBahn
Users Forum
Small Optimizations for Screen.jack by parkoo
2
by gulugulubing
Project 12
getting out of screen bounds by itamar_5250
3
by WBahn
Project 4
Project 7: gt and lt behavior not clearly specified for signed operands by Voltara
3
by WBahn
Projects
How the feedback is evaluated internally in BIT by Thorvald
6
by WBahn
Chapter 3
Subtle different behaviors between the CPU emulator and the proposed CPU design by Chalermsak
9
by dolomiti7
Tool Suite
do subroutineCall by jav4di
2
by fjc
Project 10
Overflow Flag and Bit Shifting by Nik469
4
by Nik469
Chapter 2
Not able to finish Fill.asm by wajde
2
by WBahn
Project 4
MathTest.tst fails even with provided OS .vm files by gnodar
1
by Anim
Project 12
Sub-busing on internal bus by evglep
1
by WBahn
Appendix A (HDL)
Can I connect input pin to output? by evglep
6
by evglep
Appendix A (HDL)
Alternative Explanation of Examples from Lectures by jnb
0
by jnb
Chapter 7
Help for testing my AlU code. by ron2308
1
by WBahn
Chapter 2
Implementation of Nand2Tetris in Verilog by giuseros85
1
by ivant
More Fun to Go
where is Or16 used ? by Bartp
1
by ashort
Chapter 5
StackTest by jcb
2
by ivant
Chapter 7
static vs field by trogne
8
by palak231
Chapter 11
Second edition, 7.4.1, p138 by JChristensen
5
by WBahn
Book - 1st Edition
Software Suite (and some other questions) by SirGouki
0
by SirGouki
Other
Can you be more specific about programming prerequisites for Part Two? by Hayekk74
5
by Hayekk74
Chapter 7
Jack language by aser58
1
by WBahn
Chapter 9
Hello from Victoria, Australia by ginger
1
by donovan.smith44
Users Forum
Error When Setting Up Software Suite by shayborg
2
by shayborg
Other
Why does my zr implementation give me the error: can't connect gate's output pin to part? by Password
2
by WBahn
Chapter 2
Bug on supplied assembler and @ by reinert
0
by reinert
Supplied Assembler
Pong Game triggers game over immediately on MAC OSX by intractablehero
2
by intractablehero
Project 11
Fixing memory leaks due to Anonymous String Objects by phayter
2
by phayter
More Fun to Go
Memory chip by aser58
2
by WBahn
Project 5
Confusion about how to implement Project 11 by harshchikorde1234@gm...
1
by pmk21
Project 11
Why does the instruction memory and data memory need to be time dependent? by HighSchoolerWhoAsksH...
5
by HighSchoolerWhoAsksH...
Project 5
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