20.Project Presentation

Document a final project that integrates the range of units covered, answering:

-what does it do?

Show text message from outside smartphone or any information source.

-Who's done what beforehand?

I don't know actual person, but there seemed many separated project.
LED matrix scroll text board.
ESP8266 connected with twitter
Touch sensor etc..

-What did you design?

Digital LED matrix message board which connected to internet.
I put some functions into one thing.

-What materials and components were used?

Body: PLA,Acryl board,Vynel sheet, wood sheet
Board:PCB,8x8LED Matrix,Max7219 LED display driver, ESP8266, resistors, capacitors,LED,slide switch, button switch, regulator,cupper tape,wires

-Where did they come from?

Domestic electric store, material shop

-How much did they cost?

Around 35USD

-What parts and systems were made?

Main board(Wifi, LED control, Buzzer)
Sub board(touch sensor, LED indicator)
Body(3D print,Acryl)

-What processes were used?

CNC milling(Circuit board)
Laser cut(Acryl board, wood sheet)
Vynyl cuttter(Vynyl cutting sheet)
3D printer(PLA body)

-How was it evaluated?

I did below tests.
--Sent twitter message from Smartphone.
--Play melody when receive message.
--Text scroll
--Push button to send receive feedback
--Receive twitter message on Smartphone.