Tiny M.2 formfactor systemonmodule design walkthrough, featuring small BGApackage STM32F4 microcontroller, SDRAM, QSPI FLASH, and more.
Tips on schematic & PCB design, including BGA packages, pinout, M.2 interface standards, ...

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[GIT]
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[LINKS]
M.2 interface: https://www.delock.de/infothek/M.2/M....

[TIMESTAMPS]
00:00 Introduction

01:02 Altium Designer Free Trial
01:29 Hardware Design Course

01:58 SystemonModules
04:17 M.2 Interface

08:06 Block Diagram
09:54 Part Choices

10:30 Schematic Overview
11:51 MCU PinOut
13:12 SDRAM Schematic
14:08 Series Termination
14:49 I/O
16:08 Power & Decoupling
16:50 Serial Wire Debug (SWD)
17:13 M.2 Connections
17:56 MCU PinOut Flexibility

18:41 PCB Overview
20:50 TagConnect SWD Header
21:17 Layers
22:21 BGA FanOut
24:04 BGA Power & Decoupling
25:34 SDRAM
27:01 Additional Tips
28:32 Edge Connector Routing
29:36 SWD Routing

30:41 Carrier Board (Future Video)
31:35 Outro