Info

Trick or treat automata for Halloween

Parts

Arduino Nano https://www.dfrobot.com/product-67.html?tracking=hOuIhw4fDaJRTdy4abz04npbQC78dqxBkqVt7XMFYxEXj2s0ukWgm71wbut0ewUP

Voice recognition module https://www.dfrobot.com/product-2665.html?tracking=hOuIhw4fDaJRTdy4abz04npbQC78dqxBkqVt7XMFYxEXj2s0ukWgm71wbut0ewUP

DFPlayer Mini https://www.dfrobot.com/product-1121.html?tracking=hOuIhw4fDaJRTdy4abz04npbQC78dqxBkqVt7XMFYxEXj2s0ukWgm71wbut0ewUP

microSD card https://www.dfrobot.com/product-1191.html?tracking=hOuIhw4fDaJRTdy4abz04npbQC78dqxBkqVt7XMFYxEXj2s0ukWgm71wbut0ewUP

4ohm speaker https://www.dfrobot.com/product-1401.html?tracking=hOuIhw4fDaJRTdy4abz04npbQC78dqxBkqVt7XMFYxEXj2s0ukWgm71wbut0ewUP

SG90 Servo motor https://www.dfrobot.com/product-2118.html?tracking=hOuIhw4fDaJRTdy4abz04npbQC78dqxBkqVt7XMFYxEXj2s0ukWgm71wbut0ewUP

Self locking led button https://www.dfrobot.com/product-2353.html?tracking=hOuIhw4fDaJRTdy4abz04npbQC78dqxBkqVt7XMFYxEXj2s0ukWgm71wbut0ewUP

3d parts

https://cults3d.com/en/3d-model/game/halloween-voice-recognition-trick-or-treat

How does it work

Press the white button and start by saying "Trick or treat"

Demo

https://youtu.be/PpjjTEwqOq8