Esp8266-smartwatch
About the Esp8266-smartwatch PCB
Esp8266-smartwatch is an open source ESP8266 PCB design by Jeija, published on GitHub. It is a 2-layer board measuring 35 × 38.4 mm, with 59 components from 38 distinct parts.
Its main chip is the ESP8266EX, from the ESP8266 family. Other key parts include the FT232RQ, MCP73831, TLV70233-SOT-23, W25Q32BV and MPU-9250. By type, the board carries 24 capacitors, 14 resistors, 7 ICs, 3 connectors, 3 switches and 3 diodes.
It belongs with the iot & wireless, usb & debug tools and wearables designs in this gallery.
From the project
ESP8266 DIY WiFi Smartwatch with MPU-9250, RTC, OLED, FT232, ...
Main components on the Esp8266-smartwatch
Esp8266-smartwatch bill of materials (BOM)
59 components, 38 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ESP8266EX | QFN-32-1EP_5x5mm_Pitch0.5mm | U1 |
| 1 | FT232RQ | QFN-32-1EP_5x5mm_Pitch0.5mm | U2 |
| 1 | MCP73831 | SOT-23-5 | U3 |
| 1 | TLV70233-SOT-23 | SOT-23-5 | U4 |
| 1 | W25Q32BV | wson8_5x6 | U5 |
| 1 | MPU-9250 | QFN-24-1EP_3x3mm_Pitch0.4mm | U6 |
| 1 | RV-3029-C2 | rv3029 | U7 |
| 1 | BC849 | SOT-23 | Q1 |
| 1 | 26MHz | crystal_2.5x2 | X1 |
| 1 | USB_OTG | USB_Micro-B | P1 |
| 1 | LIPO | Pin_Header_Straight_1x02 | P2 |
| 1 | VIBR_MOTOR | Pin_Header_Straight_1x02 | P3 |
| 1 | AN9520 | an9520 | ANT1 |
| 1 | BUTTON_UP | ts015a | SW1 |
| 1 | BUTTON_DOWN | ts015a | SW2 |
| 1 | BUTTON_CENTER | ts015a | SW3 |
| 1 | ER-OLED-SSD1306 | er-oled-ssd1306 | DS1 |
| 3 | 1N4148 | SOD-323 | D1, D2, D3 |
| 1 | BLM21PG 600 | C_0805 | FB1 |
| 6 | 100n | C_0603 | C1, C2, C11, C12, C14, C24 |
Show 18 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 3 | 10n | C_0603 | C3, C13, C15 |
| 3 | 4u7 | C_0603 | C4, C5, C20 |
| 1 | 100u | C_1206 | C6 |
| 1 | 10u | C_0603 | C7 |
| 1 | 5.6p | C_0402 | C8 |
| 2 | 10p | C_0402 | C9, C10 |
| 5 | 1u | C_0603 | C16, C17, C18, C22, C23 |
| 2 | 2u2 | C_0603 | C19, C21 |
| 2 | 1K | R_0603 | R1, R3 |
| 1 | 12K | R_0603 | R2 |
| 1 | 3K3 | R_0603 | R4 |
| 1 | 300 | R_0603 | R5 |
| 1 | 200 | R_0603 | R6 |
| 1 | 330K | R_0603 | R7 |
| 1 | 100K | R_0603 | R8 |
| 4 | 10K | R_0603 | R9, R10, R11, R13 |
| 1 | 50 | R_0603 | R12 |
| 1 | 390K | R_0603 | R14 |
Esp8266-smartwatch design files
The KiCad project lives in the Jeija/esp8266-smartwatch repository on GitHub; these links point at the commit this page was built from.
Esp8266-smartwatch: common questions
What microcontroller does the Esp8266-smartwatch use?
The Esp8266-smartwatch is built around the ESP8266EX, from the ESP8266 family.
How big is the Esp8266-smartwatch PCB?
The Esp8266-smartwatch measures 35 × 38.4 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Esp8266-smartwatch?
59 components, from 38 distinct parts. The full bill of materials is listed on this page.
Where can I download the Esp8266-smartwatch design files?
From the Jeija/esp8266-smartwatch repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Esp8266-smartwatch design in my own project?
The repository has no license, so all rights stay with Jeija. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Esp8266-smartwatch without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug ESP8266 firmware against it before you order a PCB.
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