

UpduinoLEDButtonExpander
Small LED and button expander for the Upduino v2.0
- Size
- 50 × 50 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 27
- Nets
- 32
- Pads
- 104
- Tracks, vias
- 101, 4
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 28 Sep 2019
- Updated
- 14 Oct 2019
Overview
UpduinoLEDButtonExpander is an open-source printed circuit board by akaFunk, from the akaFunk/UpduinoLEDButtonExpander repository on GitHub, published under the CC-BY-4.0 licence. It is a 2-layer board of 50 × 50 mm with 27 parts on 32 nets, routed with 101 tracks and 4 vias.
Its parts include 12 resistors, 4 capacitors, 4 diodes, 4 switches and 3 connectors.
README
README.mdSimple LED and button expander for the Upduino v2.0
This is a very simple expander for the Upduino v2.0 FPGA development/evaluation board. It contains four buttons and LEDs which is enought for a hello world course in FPGA development. All components are absolute standard and should be found at every electronics distributor.
Images

Parts
27| Qty | Value | Footprint | References |
|---|---|---|---|
| 8 | 220 | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R1, R3, R5, R7, R9, R10, R11, R12 |
| 4 | 100n | Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder | C1, C2, C3, C4 |
| 4 | 10k | Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder | R2, R4, R6, R8 |
| 4 | LED | LED_THT:LED_D3.0mm_Clear | D1, D2, D3, D4 |
| 4 | SW_Push_Dual | Button_Switch_THT:SW_TH_Tactile_Omron_B3F-10xx | SW1, SW2, SW3, SW4 |
| 3 | Upduino2 | Connector_PinHeader_2.54mm:PinHeader_1x16_P2.54mm_Vertical | J1, J2, J3 |
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Questions
How big is the UpduinoLEDButtonExpander PCB?
It measures 50 × 50 mm and has 2 copper layers, 1.6 mm thick.
What parts does the UpduinoLEDButtonExpander use?
27 parts. 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 UpduinoLEDButtonExpander KiCad files?
From the akaFunk/UpduinoLEDButtonExpander repository on GitHub, at the commit this page was made from: the board is UpduinoLEDButtonExpander.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the UpduinoLEDButtonExpander design in my own project?
Its repository publishes it under the CC-BY-4.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).