Cheap logic analyzer SPI i2c UART

Huge LED matrix with scrooling text. In the next video we will connect a bluetooth module to it and send text with out smartphone. All the links are below.

Help my projects on Patreon :   / electronoobs  
my Q&A page: http://electronoobs.com/eng_preguntas...



COUPONS
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Buy logic analyzer (12$): https://www.gearbest.com/other-access...

Digital 2-channel Oscilloscope: https://www.gearbest.com/other-instru...

PRINTERS
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Anet A8 (19% discount): https://www.gearbest.com/3d-printers-...

Creality CR10 mini: https://www.gearbest.com/3d-printers-...
Coupon: "cr10mini3d"

TEVO Tornado (US): https://www.gearbest.com/3d-printers-...
Coupon: "Tornadous1"

Creality CR10 (EU): https://www.gearbest.com/3d-printers-...
Coupon: "cr10jk1"





LINKS
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Download LOGIC software: https://www.saleae.com/downloads
Download the Text send App: http://www.electronoobs.com/eng_ardui...
Create the App video:    • Create a Bluetooth App and control th...  


SCHEMATICS
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SPI simulation: http://www.electronoobs.com/images/Ro...
UART simulation: http://www.electronoobs.com/images/Ro...
i2c simulation: http://www.electronoobs.com/images/Ro...


CODE
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i2c test sketch: http://www.electronoobs.com/images/Ro...


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