

Tesuto PCB
A 16-key ESP32 based calculator with OLED & SD Card.
- Size
- 39 × 65 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 45
- Nets
- 48
- Pads
- 154
- Tracks, vias
- 361, 31
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 7 (file 20221018)
- Created
- 18 Jan 2024
- Updated
- 18 Jan 2024
Overview
Tesuto PCB is an open-source printed circuit board by LyndLabs, from the LyndLabs/Tesuto-PCB repository on GitHub, published under the MIT licence. It is a 2-layer board of 39 × 65 mm with 45 parts on 48 nets, routed with 361 tracks and 31 vias.
Its parts include 17 switches, 16 diodes, 4 connectors and 3 ICs. It belongs with the ESP32 boards of this library.
README
README.mdTesuto: Minimal 16-Key Calculator using ESP32
A project I designed for my roomate's birthday, maybe someday I'll make it into something useful.

Parts
45| Qty | Value | Footprint | References |
|---|---|---|---|
| 16 | D_Small_Filled | Diode_SMD:D_SOD-323 | D1, D2, D3, D4, D5, D6, D7, D8, D9, D10, D11, D12, D13, D14, D15, D16 |
| 16 | Up | Wardriver-Footprints:Smol | SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8, SW9, SW10, SW11, SW12, SW13, SW14, SW15, SW16 |
| 1 | clipboard:2d2d1c66-76f1-4941-9572-424b0f1f1b1a | ||
| 1 | Conn_01x02_Female | Connector_JST:JST_PH_S2B-PH-SM4-TB_1x02-1MP_P2.00mm_Horizontal | J2 |
| 1 | LOGO | LOGO | G*** |
| 1 | MCP23008-xSS | Package_SO:SSOP-20_5.3x7.2mm_P0.65mm | U2 |
| 1 | MICRO-SD CARD | Wardriver-Footprints:MicroSD | J1 |
| 1 | Qwiic Connector | Connector_JST:JST_SH_SM04B-SRSS-TB_1x04-1MP_P1.00mm_Horizontal | J3 |
| 1 | R_Pack04 | Resistor_SMD:R_Array_Convex_4x1206 | RN2 |
| 1 | SH1106 | Nugget-Modules:SH1106 | J4 |
| 1 | SW_SPST | Button_Switch_SMD:SW_SPDT_PCM12 | SW17 |
| 1 | XIAO ESP32-S2 | Wardriver-Footprints:MOUDLE14P-SMD-2.54-21X17.8MM | U1 |
| 1 | ~ | PicoCharge:MiniMeter | U3 |
The 43 most common of 45 parts.
Questions
How big is the Tesuto PCB PCB?
It measures 39 × 65 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Tesuto PCB use?
45 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 Tesuto PCB KiCad files?
From the LyndLabs/Tesuto-PCB repository on GitHub, at the commit this page was made from: the board is Tesuto/PCB/Tesuto-PCB.kicad_pcb and its schematic Tesuto/PCB/Tesuto-PCB.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Tesuto PCB design in my own project?
Its repository publishes it under the MIT licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).
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