2024-09-22

[public] 195K views, 11.6K likes, dislikes audio only

GreatScott!

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In this electronics basics episode we will be having a closer look at the I3C communication protocol. Now I2C was/is super popular as a data bus so that your microcontroller and sensors or other boards can talk to one another. But now we got a successor with I3C! So is it better? Is it worse? Should we use I3C from now on? Let's find out!

Websites that were shown during the video:

https://www.mouser.de/ProductDetail/Boreas-Technologies/BOS1921-KIT-B01?qs=HoCaDK9Nz5d50EsLe0CIgA%3D%3D

https://www.mouser.de/ProductDetail/Boreas-Technologies/BOS1921CQR?qs=HoCaDK9Nz5eesZrKztNBcQ%3D%3D

https://www.microchip.com/en-us/products/microcontrollers-and-microprocessors/8-bit-mcus/core-independent-and-analog-peripherals/communication-connectivity-peripherals/i3c

https://hackaday.com/2022/08/25/i3c-no-typo-wants-to-be-your-serial-bus/

https://binho.io/blogs/i3c-reference/i3c-devices

Thanks to Keysight for sponsoring this video

0:00 What is I3C?

1:40 Intro

2:25 Creating my Breakout Board

3:57 Assembling my Breakout Board

4:38 Troubleshooting....

5:37 Final Test

6:05 I2C or I3C?

6:27 Open Collector Change (Timing)

7:52 Data Transfer

8:25 Dynamic Addressing

8:51 Common Command Codes

9:20 Hot Join

9:59 In-Band Interrupt

10:55 Verdict