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2 layers30 × 40 mmTimetable, the printed circuit board in 3D

making a timetable as mine is half broken

Size
30 × 40 mm
Copper layers
2
Thickness
1.6 mm
Parts
16
Nets
18
Pads
79
Tracks, vias
140, 19
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
31 Jan 2026
Updated
24 Feb 2026

Overview

Timetable is an open-source printed circuit board by Bananaking23, from the Bananaking23/Timetable repository on GitHub. It is a 2-layer board of 30 × 40 mm with 16 parts on 18 nets, routed with 140 tracks and 19 vias.

It is built around the SK6812. Its parts include 4 switches, 1 IC, 1 diode and 1 connector. It belongs with the RP2040 boards of this library.

Main components

1

README

README.md

Timetable

This project is a useful thing, and it helped my 3d modelling skills.

I have made a new timetable using a Seeed XIAO nRF52840 as it has bluetooth and it is very small, a 1.54 inch epaper display, and an rgb led. It uses a lipo battery and a tp4056 to charge it. it is used by changing the subjects in the code and then turning it on, 2 buttons are for up and down, 1 for select, a switch to turn on/off

Photos

case+stand+pcb

image

Case

image image image image image

Stand

image image image

It connecsts to the case using a 2 pin pogo connector.

Schematic

image

PCB

image

BOM

image THIS IS WITHOUT DISCOUNTS BTW, i cant include discounts rn as they arent in my cart, just a wishlist, but it will be about 10-15 pounds less

Parts

16
QtyValueFootprintReferences
3SW_PushButton_Switch_SMD:SW_Push_1P1T-MP_NO_Horizontal_Alps_SKRTLAE010SW1, SW3, SW4
1B+Connector_Wire:SolderWirePad_1x01_SMD_1x2mmB+
1B-Connector_Wire:SolderWirePad_1x01_SMD_1x2mmB-
1GNDConnector_Wire:SolderWirePad_1x01_SMD_1x2mmGND
1P1Connector_Wire:SolderWirePad_1x01_SMD_1x2mmP+
1P2Connector_Wire:SolderWirePad_1x01_SMD_1x2mmP-
1SK6812LED_SMD:LED_SK6812_PLCC4_5.0x5.0mm_P3.2mmD1
1SW_SPDTButton_Switch_SMD:SW_SPDT_Shouhan_MSK12C02SW2
1VINConnector_Wire:SolderWirePad_1x01_SMD_1x2mmVIN
1XIAO-RP2040-DIPrp2040:XIAO-RP2040-DIPU1
1display connectorConnector_PinHeader_2.54mm:PinHeader_2x04_P2.54mm_VerticalJ2

The 13 most common of 16 parts.

Questions

How big is the Timetable PCB?

It measures 30 × 40 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Timetable use?

16 parts, built around the SK6812. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the Timetable KiCad files?

From the Bananaking23/Timetable repository on GitHub, at the commit this page was made from: the board is timetable ALL/PCB/timetable.kicad_pcb and its schematic timetable ALL/PCB/timetable.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Timetable design in my own project?

Its repository states no licence, so its author keeps all rights: ask Bananaking23 before reusing the design.

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