WT32i Breakout
About the WT32i Breakout
WT32i Breakout is an open source PCB design by EmbeddedDesign, published on GitHub under the MIT license. It is a 2-layer board measuring 56.4 × 30.5 mm, with 20 components from 15 distinct parts.
Other key parts include the WT32i and TPS79933. By type, the board carries 6 capacitors, 4 connectors, 4 resistors, 2 ICs, 2 diodes and 2 inductors.
It belongs with the dev boards & breakouts and iot & wireless designs in this gallery.
From the project
A Bluetooth voice modulator for Dalek speech
Main components on the WT32i Breakout
WT32i Breakout bill of materials (BOM)
20 components, 15 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | WT32i | WT32i | U1 |
| 1 | TPS79933 | SOT-23-5 | U2 |
| 1 | UART_CONN | Socket_Strip_Straight_1x06 | P1 |
| 1 | I2S_CONN | Socket_Strip_Straight_1x04 | P2 |
| 1 | PWR_CONN | Socket_Strip_Straight_1x02 | P3 |
| 1 | Stereo_Audio_Jack_3.5mm | CUI_Stereo_Audio_Jack | P4 |
| 1 | CONN_LED | LED_0603 | D2 |
| 1 | PWR_LED | LED_0603 | D3 |
| 2 | 33nH | C_0402 | L1, L2 |
| 2 | 2.2uF | C_0603 | C1, C2 |
| 2 | 330uF/6.3V | TantalC_SizeD_EIA-7343_Reflow | C3, C4 |
| 2 | 33pF | C_0603 | C5, C6 |
| 1 | 100 | R_0603 | R1 |
| 1 | 820 | R_0603 | R2 |
| 2 | 1M | R_0603 | R3, R4 |
WT32i Breakout design files
The KiCad project lives in the EmbeddedDesign/GotT-Translation-Circuit repository on GitHub; these links point at the commit this page was built from.
WT32i Breakout: common questions
How big is the WT32i Breakout?
The WT32i Breakout measures 56.4 × 30.5 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the WT32i Breakout?
20 components, from 15 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 WT32i Breakout design files?
From the EmbeddedDesign/GotT-Translation-Circuit repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the WT32i Breakout design in my own project?
Yes, under the terms of its MIT license, which EmbeddedDesign chose for the repository.
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