Ui
vaidastal·DZF-6020-UV-power-addon·project/ui.kicad_pcb
About the Ui PCB
Ui is an open source ESP32 PCB design by vaidastal, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 75 × 220 mm, with 77 components from 34 distinct parts.
Its main chip is the USBLC6-2SC6, from the ESP32 family. Other key parts include the TMP102AIDRLR, SLM346CK-DG and 3641AS. By type, the board carries 34 resistors, 25 capacitors, 12 ICs, 3 connectors and 3 diodes.
From the project
Addon for DZF-6020 vacuum UV post-curing chamber to adjust light sources and their radiant flux.
Dev NOTE: before commit, run ./kibot.sh to regenerate documentation, bom, gerbers and other assets.
UI schematics power schematics * pcb.pdf with dimensions

Main components on the Ui
Ui bill of materials (BOM)
77 components, 34 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | USBLC6-2SC6 LM1117-3.3 | SOT-223-3_TabPin2 | U1 |
| 1 | USBLC6-2SC6 esp32-devkitc-v4 | esp32-devkitc-v4 | U2 |
| 1 | USBLC6-2SC6 RS485-UART | RS485-UART | U3 |
| 1 | USBLC6-2SC6 MAX7219 | SOIC-24W_7.5x15.4mm_P1.27mm | U4 |
| 2 | TMP102AIDRLR 3641AS | 3641AS | U5, U6 |
| 2 | SLM346CK-DG MAX7219 | SOIC-24W_7.5x15.4mm_P1.27mm | U7, U10 |
| 3 | SLM346CK-DG 3641AS | 3641AS | U8, U9, U11 |
| 1 | 3641AS | 3641AS | U12 |
| 1 | POWER | JST_XH_B2B-XH-A_1x02_P2.50mm_Vertical | J1 |
| 1 | IDC 2x8 | IDC-Header_2x08_P2.54mm_Vertical | J2 |
| 1 | RS485 | JST_XH_B4B-XH-A_1x04_P2.50mm_Vertical | J3 |
| 1 | 5V | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D1 |
| 1 | 3V3 | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D2 |
| 1 | SS34A ANT | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D3 |
| 10 | 100N 100n | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1, C3, C5, C6, C7, C12, C14, C18 +2 |
| 2 | 100N 220u | CP_Elec_10x10.5 | C2, C4 |
| 1 | 220U 100n | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C8 |
| 12 | 10U/35V 100n | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C9, C10, C11, C13, C15, C16, C17, C19 +4 |
| 1 | 10k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1 |
| 1 | 4k7 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R2 |
Show 14 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 3 | 100R | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R3, R32, R33 |
| 2 | 100R | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R4, R5 |
| 1 | 0 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R6 |
| 1 | 100R 0 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R7 |
| 1 | 100R 10K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R8 |
| 1 | 4K7 0 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R9 |
| 1 | 68R 0 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R10 |
| 2 | 68R 10K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R11, R14 |
| 1 | 33R 0 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R12 |
| 1 | 10K 0 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R13 |
| 7 | 68R 1K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R15, R18, R19, R22, R23, R26, R27 |
| 4 | 33R 100R | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R16, R20, R24, R28 |
| 4 | 10K 100R | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R17, R21, R25, R29 |
| 3 | 1K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R30, R31, R34 |
Ui design files
The KiCad project lives in the vaidastal/DZF-6020-UV-power-addon repository on GitHub; these links point at the commit this page was built from.
- Layoutproject/ui.kicad_pcb
- Schematicproject/ui.kicad_sch
- BOMgen/pwr_single/bom.csv
Ui: common questions
What microcontroller does the Ui use?
The Ui is built around the USBLC6-2SC6, from the ESP32 family.
How big is the Ui PCB?
The Ui measures 75 × 220 mm, has 2 copper layers and is 0.8 mm thick.
How many components are on the Ui?
77 components, from 34 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 Ui design files?
From the vaidastal/DZF-6020-UV-power-addon 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 Ui design in my own project?
Yes, under the terms of its GPL-3.0 license, which vaidastal chose for the repository.
Can I test firmware for the Ui without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug ESP32 firmware against it before you order a PCB.
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