4 layers30 × 64 mm
2 layers59.7 × 29.2 mm
LCDI2CInterface
melair/ktane5Keep Talking and Nobody Explodes - Physical Edition
- Size
- 59.7 × 29.2 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 20
- Nets
- 43
- Pads
- 121
- Tracks, vias
- 429, 9
- Pours
- 3
- Routed
- Yes
- KiCad
- KiCad 10.0 (file 20260206)
- Created
- 3 Apr 2021
- Updated
- 21 Oct 2026
Overview
LCDI2CInterface is an open-source printed circuit board by melair, from the melair/ktane repository on GitHub. It is a 2-layer board of 59.7 × 29.2 mm with 20 parts on 43 nets, routed with 429 tracks and 9 vias.
Its parts include 4 resistors, 4 connectors, 3 capacitors, 1 IC and 1 transistor. It belongs with the STM32 boards of this library.
README
README.mdKeep Talking and Nobody Explodes - Physical Version
Version Two
This is version two of my Keep Talking and Nobody Explodes physical bomb, you may refer to the version-one branch if you wish to see the first version progress.
Parts
20| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | Contrast | Potentiometer_SMD:Potentiometer_Bourns_TC33X_Vertical | RV1, RV2, RV3, RV4 |
| 2 | 0.1uF | Capacitor_SMD:C_0603_1608Metric | C1, C3 |
| 2 | 47k | Resistor_SMD:R_0603_1608Metric | R1, R4 |
| 1 | 120 | Resistor_SMD:R_0603_1608Metric | R2 |
| 1 | 4.7uF | Capacitor_SMD:C_0603_1608Metric | C2 |
| 1 | 68 | Resistor_SMD:R_0603_1608Metric | R3 |
| 1 | Contrast | Jumper:SolderJumper-3_P1.3mm_Bridged12_RoundedPad1.0x1.5mm | JP2 |
| 1 | HD44780 | Jumper:SolderJumper-2_P1.3mm_Bridged_RoundedPad1.0x1.5mm | JP1 |
| 1 | HD44780/ST7920 (12864) | Connector_PinHeader_2.54mm:PinHeader_1x20_P2.54mm_Vertical | J4 |
| 1 | LG160323 | Connector_PinHeader_2.54mm:PinHeader_1x20_P2.54mm_Vertical | J3 |
| 1 | LOGO | KTANE:KTANEIRL-0505 | G*** |
| 1 | MCU | Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Horizontal | J2 |
| 1 | Q_NMOS_GSD | Package_TO_SOT_SMD:SOT-23 | Q1 |
| 1 | STM32G050K6Tx | Package_QFP:LQFP-32_7x7mm_P0.8mm | U1 |
| 1 | SWD | Connector:Tag-Connect_TC2030-IDC-NL_2x03_P1.27mm_Vertical | J5 |
Questions
How big is the LCDI2CInterface PCB?
It measures 59.7 × 29.2 mm and has 2 copper layers, 1.6 mm thick.
What parts does the LCDI2CInterface use?
20 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 LCDI2CInterface KiCad files?
From the melair/ktane repository on GitHub, at the commit this page was made from: the board is PCB/Others/LCDI2CInterface/LCDI2CInterface.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the LCDI2CInterface design in my own project?
Its repository states no licence, so its author keeps all rights: ask melair before reusing the design.
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