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jig
HUB_FPC.brd
HUB_FPC.sch
HUB_FPC_after.png
HUB_FPC_assembled_0.jpg
HUB_FPC_assembled_1.jpg
HUB_FPC_before.png
HUB_FPC_brd.eps
HUB_FPC_brd.png
README.md
gerber.zip

README.md

GPD Pocket Internal USB HUB

This is a modification gadget for GPD Pocket, which add three USB ports to maintain other original functions. The addition is performed in a smart way by just replacing the original FPC between main and sub boards to this device.

Gallery

Implementation (Rev.A board, previous version)

Before / after of device manager

Before:

After:

Board

EagleCAD files are available (schematics and layout. The gerber files are also available in zip format. Its components are listed in BOM. The board design is published under Creative Commons Attribution-ShareAlike 4.0 International.

BOM (bill of material)

Part Value Package Multiple
C1, C2 20p 1005 2
C3, C4, C5, C6, C7 0.1u / 10V 1005 5
CON1 Panasonic AXE610124 1
IC1 Cypress CY7C65632-28 QFN28 1
R1 649 1005 1
R2, R4 10K 1005 2
R3 100K 1005 1
XTAL1 Abracon ABM10-167 2520 1

Additional information