RGB 2x2 with WS2811
About the RGB 2x2 with WS2811 PCB
RGB 2x2 with WS2811 is an open source PCB design by sullyjason, published on GitHub. It is a 2-layer board measuring 41.9 × 59.7 mm, with 27 components from 15 distinct parts.
Other key parts include the SeeeduinoXIAO and WS2811. By type, the board carries 10 resistors, 5 ICs, 4 capacitors, 3 connectors, 2 switches and 2 diodes.
It belongs with the displays & leds and iot & wireless designs in this gallery.
From the project
Interactive LED button grids that connect two locations over MQTT — press a button in one place, see it light up in the other. ESP32 + NeoPixel switch hardware, KiCad designs, and firmware.
ESP32-based controller board for the 2x2 Interactile. Drives 4 WS2811 NeoPixels and reads a 2x2 keypad matrix.
Main components on the RGB 2x2 with WS2811
RGB 2x2 with WS2811 bill of materials (BOM)
27 components, 15 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | SeeeduinoXIAO | Seeeduino XIAO-MOUDLE14P-2.54-21X17.8MM | U1 |
| 4 | WS2811 | HSOP-8-1EP_3.9x4.9mm_P1.27mm_EP2.3x2.3mm | U2, U3, U4, U5 |
| 1 | Switches | PinSocket_1x04_P2.54mm_Vertical | J1 |
| 1 | LEDs | PinSocket_1x13_P2.54mm_Vertical | J2 |
| 1 | 3.7 to 5V | PinSocket_1x03_P2.54mm_Vertical | J5 |
| 1 | Battery 3.7V | BHC-CR123A | 3.7V |
| 1 | SW_SPST | SW_Slide_SPDT_Angled_CK_OS102011MA1Q | SW1 |
| 1 | SW_DIP_X03 SW_DIP_x03 | SW_DIP_SPSTx03_Slide_9.78x9.8mm_W7.62mm_P2.54mm | SW2 |
| 1 | LED_3MM LED_3mm | LED_D3.0mm | D1 |
| 1 | DZ4V | D_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D2 |
| 4 | 100NF_CERAMIC 100nF_Ceramic | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1, C2, C3, C4 |
| 4 | 100R | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1, R6, R7, R8 |
| 3 | 33R | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R2, R3, R4 |
| 2 | 10K 10k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R5, R9 |
| 1 | 330R | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R11 |
RGB 2x2 with WS2811 design files
The KiCad project lives in the sullyjason/interactiles repository on GitHub; these links point at the commit this page was built from.
RGB 2x2 with WS2811: common questions
How big is the RGB 2x2 with WS2811 PCB?
The RGB 2x2 with WS2811 measures 41.9 × 59.7 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the RGB 2x2 with WS2811?
27 components, from 15 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the RGB 2x2 with WS2811 design files?
From the sullyjason/interactiles repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the RGB 2x2 with WS2811 design in my own project?
The repository has no license, so all rights stay with sullyjason. Use it as a reference, and ask the author before reusing the design.
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