Adafruit OLED 128x32 Mono I2C STEMMA QT rev B
About the Adafruit OLED 128x32 Mono I2C STEMMA QT rev B PCB
Adafruit OLED 128x32 Mono I2C STEMMA QT rev B is an open source PCB design by jackshisd, published on GitHub. It is a 2-layer board measuring 33 × 21.6 mm, with 24 components from 20 distinct parts.
Other key parts include the APX803 and TPS63060. By type, the board carries 9 capacitors, 5 ICs, 4 resistors, 2 diodes, 1 transistor and 1 jumper.
It belongs with the audio, iot & wireless and displays & leds designs in this gallery.
From the project
ESP32-based infant wearable for audio and video data acquisition with SD storage, BLE-triggered recording, and USB mass storage support.
WARNING: This project writes audio/video files to the SD card. Back up your data before testing.
Records: - Audio: WAV via I2S mic (ICS-43434), mic0001.wav, mic0002.wav, ... - Contact audio: WAV via ES8388 contact mic board, CT0001.WAV, CT0002.WAV, ... - Video: MJPEG via OV2640, VID0001.MJP, VID0002.MJP, ...
Core features: - SDMMC FAT mount/unmount - USB MSC to expose the SD card when idle - SSD1306 I2C OLED status - Button UI - BLE scan trigger (advertisements) with timestamped filenames - Simultaneous standard mic + contact mic recording to separate WAV files - Boot-time ES8388 codec…
Main components on the Adafruit OLED 128x32 Mono I2C STEMMA QT rev B
Adafruit OLED 128x32 Mono I2C STEMMA QT rev B bill of materials (BOM)
24 components, 20 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | APX803 | SOT23 | IC5 |
| 1 | TPS63060 AP2112K-3.3 | SOT23-5 | U2 |
| 1 | — | ADAFRUIT_3.5MM | U$22 |
| 1 | — | PCBFEAT-REV-040 | U$25 |
| 1 | — | STEMMAQT | U$31 |
| 1 | BSS138 | SOT363 | Q2 |
| 1 | STEMMA_I2C_QT | JST_SH4 | CONN4 |
| 1 | — | 1X06_ROUND_70 | JP1 |
| 1 | — | UG-2832HSWEG02_WRAPUNDER | LCD1 |
| 1 | GREEN | CHIPLED_0603_NOOUTLINE | D1 |
| 1 | 1N4148 | SOD-323F | D2 |
| 1 | 0.1UF 0.1uF | 0603-NO | C1 |
| 1 | 10UF 10uF | 0805-NO | C2 |
| 2 | 0.1UF 10uF | 0805-NO | C3, C8 |
| 4 | 10UF 1uF | 0805-NO | C4, C5, C6, C7 |
| 1 | 10PF 10uF | 0805-NO | C9 |
| 1 | 10K | 0603-NO | R1 |
| 1 | 47K 390K | 0603-NO | R2 |
| 1 | 47K 10K | RESPACK_4X0603 | R3 |
| 1 | 47K 10K | 0603-NO | R5 |
Adafruit OLED 128x32 Mono I2C STEMMA QT rev B design files
The KiCad project lives in the jackshisd/EoC-Lab repository on GitHub; these links point at the commit this page was built from.
Adafruit OLED 128x32 Mono I2C STEMMA QT rev B: common questions
How big is the Adafruit OLED 128x32 Mono I2C STEMMA QT rev B PCB?
The Adafruit OLED 128x32 Mono I2C STEMMA QT rev B measures 33 × 21.6 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Adafruit OLED 128x32 Mono I2C STEMMA QT rev B?
24 components, from 20 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 Adafruit OLED 128x32 Mono I2C STEMMA QT rev B design files?
From the jackshisd/EoC-Lab 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 Adafruit OLED 128x32 Mono I2C STEMMA QT rev B design in my own project?
The repository has no license, so all rights stay with jackshisd. Use it as a reference, and ask the author before reusing the design.
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