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 (3251)
Replies Last Post Views Sub Forum
c compiler for hack cpu by pm100
6
by pm100
More Fun to Go
KQBD by kqbd247net
0
by kqbd247net
sunwin199org by sunwin199org
0
by sunwin199org
Meta Burn Review 2026 – Price, Offer, Ingredients, Benefits, and Customer Feedback by utilizewilderleaf
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by utilizewilderleaf
Wilder Leaf Organic Hemp Australia Review – Benefits, Uses, Offer, Insights, and Effectiveness by utilizewilderleaf
0
by utilizewilderleaf
BUY RESEARCH CHEMICALS ONLINE Telegram @roychems by roychems
0
by roychems
Other
wow55betorg by wow55betorg
0
by wow55betorg
Incorrect Program Counter by reinzmet
4
by reinzmet
Chapter 3
spikey circles by code2win
8
by bflatshinai
Project 12
Inexplicable auto-grader error by NikosN
0
by NikosN
Project 12
ALU zr and ng outputs by Bill Thackston
6
by WBahn
Project 2
Does the compilation engine need to add indentation when generating XML? by song
1
by WBahn
Project 10
compiler chapter complete! by song
1
by WBahn
Users Forum
Draw and Simulate your chips / logic gates by ashort
10
by BigBang
More Fun to Go
Program Counter Implementation by Zebo
19
by SpoonByte
Chapter 3
Online HDL IDE supports multi-cursor by DaveAZ
4
by WBahn
Hardware
Hints on Implementing ALU by The Gigabiter
4
by The Gigabiter
Project 2
How to preload a value into a bus pin. by The Gigabiter
1
by WBahn
Chapter 2
Where is alu test script without status pins? by The Gigabiter
0
by The Gigabiter
Chapter 2
Making new chips outside of the course in the online HDL ide by The Gigabiter
2
by The Gigabiter
More Fun to Go
Chapter 3 Figure 3.2 by SpoonByte
3
by SpoonByte
Book - 2nd Edition
Pong Game triggers game over immediately on MAC OSX by intractablehero
4
by WBahn
Project 11
Fun Challenge - Smallest possible code for fill.asm by dolomiti7
9
by dolomiti7
Project 4
Need help understanding by Unc_Red84
3
by WBahn
Chapter 2
hdl code for bus by djbell
7
by Reginald Bosco
Project 1
Not again! Mux8way16 this time by The Gigabiter
4
by The Gigabiter
Chapter 1
Where did I go wrong? by The Gigabiter
11
by WBahn
Chapter 1
Not quite errata or a bug but.... by The Gigabiter
2
by pm100
Errata, Bugs, and Such
Hello from USA by PeterBergman
0
by PeterBergman
Users Forum
Internal Bus Pins by The Gigabiter
1
by WBahn
Appendix A (HDL)
Where to find info on hdl by The Gigabiter
6
by WBahn
Appendix A (HDL)
hardware simulator messages by utsav
10
by The Gigabiter
Tool Suite
Question about feedback from DFF output to Mux in a 1-bit register by Yutao228
5
by Yutao228
Chapter 3
Hi I am from Australia doing an Online degree. by hdllearn
3
by WBahn
Users Forum
Forgot to introduce myself...... by The Gigabiter
0
by The Gigabiter
Users Forum
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