Print a message to a custom LED matrix and play a song on a piezo buzzer.

Dependencies:   Adafruit_32x8matrix

History

uses switch to trigger start. default tip

2021-11-08, by maclobdell [Mon, 08 Nov 2021 22:45:16 +0000] rev 10

uses switch to trigger start.


initial version

2021-11-03, by maclobdell [Wed, 03 Nov 2021 19:49:24 +0000] rev 9

initial version


updated to demonstrate new playText function which parses through a sentence and either shows or scrolls each word depending on the size

2017-12-11, by maclobdell [Mon, 11 Dec 2017 19:23:47 +0000] rev 8

updated to demonstrate new playText function which parses through a sentence and either shows or scrolls each word depending on the size


Update example app to use both showing static text and scrolling text

2017-06-28, by maclobdell [Wed, 28 Jun 2017 19:44:15 +0000] rev 7

Update example app to use both showing static text and scrolling text


create class for combined matrix with two 16 x 8 matrices stuck together

2017-06-28, by maclobdell [Wed, 28 Jun 2017 19:27:51 +0000] rev 6

create class for combined matrix with two 16 x 8 matrices stuck together


wait to display (send data) until frame buffer written. speeds performance significantly. Also added function to show text without scroll

2017-04-10, by maclobdell [Mon, 10 Apr 2017 14:43:42 +0000] rev 5

wait to display (send data) until frame buffer written. speeds performance significantly. Also added function to show text without scroll


add scroll speed, set brightness and rotation, sleep when idle, scroll every 10 seconds;

2017-04-08, by maclobdell [Sat, 08 Apr 2017 02:57:54 +0000] rev 4

add scroll speed, set brightness and rotation, sleep when idle, scroll every 10 seconds;


now able to scroll text across full 32 x 8 matrix (made of two 16 x 8 Adafruit LED matrix backpacks).

2016-12-22, by maclobdell [Thu, 22 Dec 2016 20:42:03 +0000] rev 3

now able to scroll text across full 32 x 8 matrix (made of two 16 x 8 Adafruit LED matrix backpacks).


now able to scroll a string across both matrix (2 x 16) x 8 = 32 x 8

2016-12-22, by maclobdell [Thu, 22 Dec 2016 20:34:41 +0000] rev 2

now able to scroll a string across both matrix (2 x 16) x 8 = 32 x 8


initial commit

2016-12-21, by maclobdell [Wed, 21 Dec 2016 18:25:03 +0000] rev 1

initial commit