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Logic Diagram Mystery Cache

Hidden : 12/6/2024
Difficulty:
4.5 out of 5
Terrain:
4.5 out of 5

Size: Size:   micro (micro)

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Geocache Description:


Introduction

A logic diagram in automation technology is a graphical representation that illustrates the operation of a system or process using logical symbols and their connections. It describes how the desired outputs are derived based on various inputs and can include a range of logical operations. Logic diagrams allow the clear representation of complex logic rules, making them an essential tool in automation technology. Logic diagrams are commonly used in the design, programming, and troubleshooting of automation systems, particularly in PLC systems (Programmable Logic Controllers).

  The basic operations in a logic diagram include:

  1. AND Gate: The output is active (1) only when all inputs are active (1).
  2. OR Gate: The output is active (1) when at least one input is active (1).
  3. NOT Gate: Inverts the input signal; if the input is 1, the output is 0, and vice versa.
  4. XOR Gate (Exclusive OR): The output is active (1) when exactly one input is active (1). If both inputs are active (1), the output is 0.
  5. NAND Gate (NOT AND): The output is active (1) when at least one input is inactive (0). In other words, NAND is the inverse of the AND gate.
  6. NOR Gate (NOT OR): The output is active (1) when all inputs are inactive (0). In other words, NOR is the inverse of the OR gate.

 

Graphical presentation of logical operations:

 

The task

The bogus coordinates will lead you to a traditional electronics store. From the bogus coordinates, you need to find the path to the cache by using the logic diagrams provided below.

 

 

You can validate your puzzle solution with certitude.

 

 

Additional Hints (Decrypt)

Gur pbbeqvangrf fgnegf jvgu A61 R21, v.r. sbphf bayl ba gur qrpvznyf.

Decryption Key

A|B|C|D|E|F|G|H|I|J|K|L|M
-------------------------
N|O|P|Q|R|S|T|U|V|W|X|Y|Z

(letter above equals below, and vice versa)