SHENZHEN I/O

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Build circuits using a variety of components from different manufacturers, like microcontrollers, memory, logic gates, and LCD screens. Write code in a compact and powerful assembly language where every instruction can be conditionally executed.

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9
Based on
2208 reviews
Country Compatibility:
Languages:
Developer:
Zachtronics
Release date:
17 November 2016
Recent Steam reviews:
Very Positive (14)
All Steam reviews:
Overwhelmingly Positive (2208)

Game features

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Description


  • Build circuits using a variety of components from different manufacturers, like microcontrollers, memory, logic gates, and LCD screens.
  • Write code in a compact and powerful assembly language where every instruction can be conditionally executed.
  • Read the included manual, which includes over 30 pages of original datasheets, reference guides, and technical diagrams.
  • Get to know the colorful cast of characters at your new employer, 深圳龙腾科技有限公司 (Shenzhen Longteng Electronics Co., Ltd.), located in the electronics capital of the world.
  • Get creative! Design and test your own games and devices in the sandbox.
  • Engineering is hard! Take a break and play a brand-new twist on solitaire.

Recommended system requirements

minimum*

OS *:
Windows Vista / 7 / 8 / 10
Processor:
2.0 GHz
Memory:
4 GB RAM
Graphics:
1366 x 768
DirectX:
Version 11
Storage:
450 MB available space

recommended*

OS *:
Windows Vista / 7 / 8 / 10
Processor:
2.0 GHz
Memory:
4 GB RAM
Graphics:
1920 x 1080
DirectX:
Version 11
Storage:
450 MB available space

User reviews

rafobitro
Recommended | 16 Mar 2026
61.7h played

As a programmer, I’ve realized how much assembly language is simplified in certain contexts, yet how incredibly challenging it remains due to hardware-level constraints. The limitations—like restricted lines of code and

Helpful: 14
Gawain
Recommended | 09 Apr 2026
95.0h played

As a software engineer, I approached this game with the mindsight of wanting to gain practice with designing systems, refining my process and getting better at design. As a puzzle enjoyer, that was difficult to do. I

Helpful: 11
mroziu
Not recommended | 14 May 2026
29.9h played

This is a difficult game for me to review, because I don’t think it’s a bad game at all. In fact, in many ways, it’s clearly a very clever one. The whole idea is fascinating: you design circuits, place components on a

Helpful: 10
Dude
Recommended | 23 May 2026
6.6h played

Read the negative reviews and realize that most of the negative reviews are by players who downrated the game because the game exceeded their intellectual capability. That's not a fault of the game. That's the fault of

Helpful: 10
Tolgasah
Recommended | 25 May 2026
17.7h played

Playing the game to procrastinate from my real work, in which, I am playing the solitaire minigame to again procrastinate from "work" of solving coding puzzles. I really liked the game, the vibes, the manual everything

Helpful: 2
Potato
Recommended | 15 Mar 2026
45.1h played

Super fun and addicting, highly recommend. I've only finished the main campaign so far, and some of the puzzles (especially the latter ones) can get pretty difficult and time-consuming. I can't even imagine how long the

Helpful: 0