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
Hdl file doesnt load by LAW
1
by cadet1620
Hardware Simulator
Points of interests and improvements by Marco Bellocchi
6
by cadet1620
Project 12
ALU's interal issue by William DesLauriers
3
by William DesLauriers
Chapter 2
Direct address reference and symbol mapping by Bill Thackston
4
by Bill Thackston
Project 6
bitMap of 'A' character by hemasaad
1
by cadet1620
Project 12
Missed scenario in PC's tests by Tomer Even
1
by cadet1620
Project 3
8WayOr Out is always 0 by gilbe2kj
1
by cadet1620
Chapter 1
What version of Java to use when running Windows 10 by Nekoda Gerding
5
by cadet1620
Hardware Simulator
GUI panels not resizing by Bill Thackston
1
by cadet1620
Hardware Simulator
Nand always gives 1 by kamilwowczuk
1
by cadet1620
Chapter 1
Basic Loop Comparison Failure by lnorman917
4
by lnorman917
Project 8
Or4Way test files by William DesLauriers
1
by William DesLauriers
Chapter 1
Or 8 Way's output? by William DesLauriers
10
by William DesLauriers
Chapter 1
CPU's PC logic by erwinleonardy
4
by cadet1620
Chapter 5
ALU zr and ng outputs by Bill Thackston
2
by Bill Thackston
Project 2
CPU passes CPU.tst test, but fails CPU.external due to outM output by coykto
4
by coykto
Project 5
Error message when run program has classes in seperate files by hemasaad
2
by hemasaad
Chapter 9
A question on chip's parts sequesnce (RAM8) by coykto
2
by coykto
Project 3
Additional Test Scripts? by piprod01
0
by piprod01
Project 11
Restoring LCL and ARG after return from calee function by hemasaad
2
by hemasaad
Chapter 7
Comparison failure at line 2 in testing StackTest.asm by hemasaad
2
by hemasaad
Project 7
Implementation of Program Counter by ashishrao7
1
by cadet1620
Project 5
Can't figure out syntax error -- by bigmit37
2
by bigmit37
Chapter 1
HDL syntax when using 16-bit buses. by bigmit37
1
by cadet1620
Chapter 1
Setting A value from RAM value by polarbearskill
4
by polarbearskill
Chapter 4
Fill.asm passes automated test, but screen not filling black on Fill.tst by sharonsw
2
by sharonsw
Project 4
Really not understanding Mux4Way16 design by saltycraig
3
by cadet1620
Chapter 1
Having trouble with DMux4way implementation. by bigmit37
1
by cadet1620
Chapter 1
Low-NAND ALU by dgramsey
3
by bjadhav
Chapter 2
Having trouble with mux16 implementation by bigmit37
1
by cadet1620
Chapter 1
Question regarding And16 gate (or any chip uses buses) by bigmit37
1
by cadet1620
Chapter 1
Opening HardwareSimulator in Linux by drjoe
4
by drjoe
Hardware Simulator
Network Adapter in HDL? by chegde
1
by cadet1620
More Fun to Go
CPU writeM output by moejoe125
6
by moejoe125
Project 5
Problem with the simulator by shubhams
4
by shubhams
Project 1
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