HardLabs

PocketStockV1

the2fye·PocketStockV1·hardware/pcb/PocketStockV2.kicad_pcb

PocketStockV1 PCB layout, top view — open source ESP32 board by the2fye

About the PocketStockV1 PCB

PocketStockV1 is an open source ESP32 PCB design by the2fye, published on GitHub under the MIT license. It is a 4-layer board measuring 31 × 40 mm, with 2 components from 2 distinct parts.

Its main chip is the ESP32-C3-SUPERMINI, from the ESP32 family. Other key parts include the SSD1306.

It belongs with the displays & leds and iot & wireless designs in this gallery.

From the project

ESP32-based dual OLED stock ticker displaying real-time market data

A palm-sized, WiFi-connected stock ticker built from under $10 of parts. Live prices, sparkline charts, and a market clock — on your desk, off your phone.

ESP32-C3 · SSD1306 OLED · 3 buttons · Finnhub API · $9.45 BOM · 100% open source

PocketStock is a tiny desktop gadget that pulls live stock quotes from the Finnhub API over WiFi and displays them on a crisp 0.96" OLED. Scroll through your watchlist, open a ticker, and get:

PocketStockV1, from the project README
From the project README

Main components on the PocketStockV1

ESP32-C3-SUPERMINISSD1306

PocketStockV1 bill of materials (BOM)

2 components, 2 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
ESP32-C3-SUPERMINI
C3_SuperMIni
Generic
U1
1
SSD1306
Generic
U2

PocketStockV1 design files

The KiCad project lives in the the2fye/PocketStockV1 repository on GitHub; these links point at the commit this page was built from.

PocketStockV1: common questions

What microcontroller does the PocketStockV1 use?

The PocketStockV1 is built around the ESP32-C3-SUPERMINI, from the ESP32 family.

How big is the PocketStockV1 PCB?

The PocketStockV1 measures 31 × 40 mm, has 4 copper layers and is 1.600198 mm thick.

How many components are on the PocketStockV1?

2 components, from 2 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 PocketStockV1 design files?

From the the2fye/PocketStockV1 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 PocketStockV1 design in my own project?

Yes, under the terms of its MIT license, which the2fye chose for the repository.

Can I test firmware for the PocketStockV1 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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