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 (3150)
Replies Last Post Views Sub Forum
Error when running test scripts by baboonOfTheNorth
1
by dolomiti7
Project 12
New coursera student from Virginia Beach by aloft3371
0
by aloft3371
Users Forum
Draw rectangle is somewhat slow, when it draws the house for the test file? by Henoktes722
19
by dolomiti7
Project 12
Confused with simulator output on CPU by Will Marrero
11
by mocswy
Project 5
MUX16 by SpartanHalo
7
by SpartanHalo
Chapter 1
String Class, odd behavior when calling Outout.printString by throwinshapes
2
by throwinshapes
Project 12
Math.init() can't be called? by throwinshapes
7
by throwinshapes
Project 12
MUX IMPLEMENTATION by SpartanHalo
2
by WBahn
Chapter 1
Method Calls with no varName by throwinshapes
2
by throwinshapes
Chapter 11
Online VM Emulator uploaded code does not always update by throwinshapes
0
by throwinshapes
VM Emulator
Offline VM Emulator not ignoring whitespace by throwinshapes
0
by throwinshapes
VM Emulator
What language do most students use to write the assembler? by Marty Billingsley
27
by pm100
Project 6
Project 3 - Register - typo by itsko
0
by itsko
Tool Suite
Autocomplete spacing template inconsistent (Minor) by itsko
0
by itsko
Tool Suite
How it started by SpartanHalo
1
by WBahn
Chapter 1
Hardware Simulator - Find - Input Bar Background White In Dark Mode by itsko
0
by itsko
Tool Suite
I ported the Nand to Tetris Emulator to the Web by Arch
15
by Arch
More Fun to Go
Where is documentation? by pallenfgcu
5
by WBahn
Chapter 4
28m with extreme ADD, how to finish this book? :^( by Fizzman
1
by WBahn
Users Forum
Actual (m)alloc Implementation? by dsguy
3
by dsguy
Chapter 12
Project 5: Memory test requests address 0x6234, out of bounds by mocswy
2
by WBahn
Projects
Having trouble in handling variable symbols by thedumbone
6
by WBahn
Project 6
Confused about allocating space to objects by baboonOfTheNorth
4
by pm100
Project 11
Not sure how to follow drawPixel algorithim by fishboy1887
2
by fishboy1887
Project 12
Stack overflow in Math.bit.2 by fishboy1887
3
by fishboy1887
Project 12
16bit to 32bit by hbit93
10
by WBahn
More Fun to Go
Is compileSubroutine correct? by fishboy1887
16
by fishboy1887
Project 11
Confusion About Column Indexing and Bit Selection in Display Unit Graphic (Module 4.5) by BigBang
3
by BigBang
Chapter 4
Function name doesn't match class name: Main.main by fishboy1887
4
by fishboy1887
Project 11
Subroutine call by NotRandom
2
by NotRandom
Chapter 10
Why do we need to CALL the sys.init function? by thedumbone
2
by pm100
Project 8
Invalid loop by Krozu
8
by pm100
Project 8
RAM16k by dmoeller
9
by guerraTron
Chapter 3
can't find the bug in my asm file. please help by thedumbone
7
by thedumbone
Project 7
Hack ROM is too long! by FinnW
10
by pm100
Project 12
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