Introduction: Notification Mailbox
By: Noah Smith and Harry Singh
Step 1: Problem Statement
Whenever a person is expecting mail to come in, it would be nice to have some way to know whenever the mailman puts letters inside their mailbox. This could benefit people that can’t walk very well or even just provide convenience.
Step 2: Project Video
Heres a full video of the project.
Step 3: Full View of Parts
Parts inside of the mailbox.
Step 4: Bill of Materials
•NodeMCU - $8-13
•IR BreakBeams - $7.99
•Breadboard – $9.99
•Battery Holder - $0.89
•LED White - $0.20
•Adafruit Motor Shield - $20
Step 5: Coding
Upload code to NodeMCU and import it over the WebREPL at http://micropython.org/webrepl/ to view.
Step 6: Connecting to the NodeMCU's Wifi Microchip and WebREPL
Follow these steps from the MicroPython developers to connect your computer to the Node's wifi microchip
Step 7: Test
By using the IR beams, you should receive a "You've got mail" notification in the WebREPL terminal whenever the beams are broken. If the beams are not broken you should just receive an empty space.