# Bored Sapphire Speeder Bike Sound Board
## Description
Beginner-friendly button-triggered speaker sound playback PCB with USB loading/debug, microSD storage, ESP32-S3 controller, and I2S speaker amplifier.
## Project Details
- **Owner:** sludgious
- **Created:** 5/10/2026
- **Last Updated:** 5/10/2026
- **Visibility:** Public
## Key Components
### D1 — [USBLC6-2SC6](https://www.flux.ai/vasy_skral/usblc6-2sc6~g1b.md)
- Symbol Style: parametric-v1
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Protection
- LCSC Part Number: C7519
- Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/06/1d/48/9c/6c/20/4a/b2/CD00050750.pdf/files/CD00050750.pdf/jcr:content/translations/en.CD00050750.pdf
- Manufacturer Part Number: USBLC6-2SC6
- Manufacturer Name: STMicroelectronics
**Pins:**
- GND [pin 2]
- I/O1 [pin 6]
- I/O1 [pin 1]
- I/O2 [pin 3]
- I/O2 [pin 4]
- VBUS [pin 5]
### D2 — [PESD5V0S1BA,115](https://www.flux.ai/jecstronic/pesd5v0s1bac115~507.md)
- Manufacturer Part Number: PESD5V0S1BA,115
- Part Type: Diode
- Manufacturer Name: Nexperia USA Inc.
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://assets.nexperia.com/documents/data-sheet/PESD5V0S1BA.pdf
**Pins:**
- A1 [pin 1]
- A2 [pin 2]
### J1 — [TF-015](https://www.flux.ai/vasyl/tf-015~s40.md)
- Part Type: Connector
- Manufacturer Part Number: TF-015
- Manufacturer Name: SOFNG
- Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2112221030_SOFNG-TF-015_C113206.pdf
**Pins:**
- 10 [pin 10]
- 11 [pin 11]
- 12 [pin 12]
- 13 [pin 13]
- CD [pin 9]
- CD/DAT3 [pin 2]
- CLX [pin 5]
- CMD [pin 3]
- DAT0 [pin 7]
- DAT1 [pin 8]
- DAT2 [pin 1]
- VDD [pin 4]
- VSS [pin 6]
### J2 — [USB-C 2.0 Receptacle](https://www.flux.ai/vasy_skral/usb-c-2p0-receptacle~1xw.md)
- Manufacturer Name: GTC
- Part Type: USB C
- Manufacturer Part Number: USB4105-GF-A
- Purchase Url: https://www.digikey.com/en/products/detail/gct/USB4105-GF-A/11198441
- Symbol Style: parametric-v1
- Datasheet URL: https://gct.co/files/drawings/usb4105.pdf
**Pins:**
- CC1 [pin 6]
- CC2 [pin 12]
- D- [pin 7]
- D- [pin 9]
- D+ [pin 10]
- D+ [pin 8]
- GND [pin 1]
- GND [pin 16]
- GND [pin 15]
- GND [pin 2]
- SBU1 [pin 11]
- SBU2 [pin 5]
- VBUS [pin 3]
- VBUS [pin 14]
- VBUS [pin 4]
- VBUS [pin 13]
### J3 — [1729128](https://www.flux.ai/adrian95/1729128~gmm.md)
- Part Type: Connector
- Manufacturer Name: Phoenix Contact
- Package or Case Code: 1729128
- Manufacturer Part Number: 1729128
- Datasheet URL: http://www.phoenixcontact.net/product/1729128
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
### J4 — [TSW-104-07-G-S](https://www.flux.ai/adrian95/tsw-104-07-g-s~983.md)
- Manufacturer Name: Samtec Inc.
- Package or Case Code: TSW10407GS
- Datasheet URL: http://suddendocs.samtec.com/prints/tsw-xxx-xx-xxx-x-xx-xxx-mkt.pdf
- Role Details: 1x4 UART header: GND, TX, RX, 3V3
- Manufacturer Part Number: TSW-104-07-G-S
- Role: Debug Header
- Part Type: Connector
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### SW1 — [SW_Push](https://www.flux.ai/adrian95/swpush~f5x.md)
- Manufacturer Name: Schurter Inc.
- Manufacturer Part Number: 1301.9314
- Datasheet URL: https://us.schurter.com/en/datasheet/typ_6x6_mm_tact_switches.pdf
- Part Type: Switch
**Pins:**
- 1
- 2
### SW2 — [SW_Push](https://www.flux.ai/adrian95/swpush~f5x.md)
- Part Type: Switch
- Manufacturer Name: Schurter Inc.
- Datasheet URL: https://us.schurter.com/en/datasheet/typ_6x6_mm_tact_switches.pdf
- Manufacturer Part Number: 1301.9314
**Pins:**
- 1
- 2
### SW3 — [SW_Push](https://www.flux.ai/adrian95/swpush~f5x.md)
- Manufacturer Name: Schurter Inc.
- Datasheet URL: https://us.schurter.com/en/datasheet/typ_6x6_mm_tact_switches.pdf
- Manufacturer Part Number: 1301.9314
- Part Type: Switch
**Pins:**
- 1
- 2
### U1 — [ESP32-S3-WROOM-1-N16R8](https://www.flux.ai/adrian95/esp32-s3-wroom-1-n16r8~fs1.md)
- Manufacturer Part Number: ESP32-S3-WROOM-1-N16R8
- Datasheet URL: https://www.mouser.com/datasheet/2/891/esp32_s3_wroom_1_wroom_1u_datasheet_en-2930317.pdf
- Manufacturer Name: Espressif Systems
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Module
- Symbol Style: parametric-v1
**Pins:**
- 3V3 [pin 2]
- EN [pin 3]
- GND_1 [pin 1]
- GND_10 [pin 48]
- GND_11 [pin 49]
- GND_2 [pin 40]
- GND_3 [pin 41]
- GND_4 [pin 42]
- GND_5 [pin 43]
- GND_6 [pin 44]
- GND_7 [pin 45]
- GND_8 [pin 46]
- GND_9 [pin 47]
- IO0 [pin 27]
- IO1 [pin 39]
- IO10 [pin 18]
- IO11 [pin 19]
- IO12 [pin 20]
- IO13 [pin 21]
- IO14 [pin 22]
- IO15 [pin 8]
- IO16 [pin 9]
- IO17 [pin 10]
- IO18 [pin 11]
- IO19 [pin 13]
- IO2 [pin 38]
- IO20 [pin 14]
- IO21 [pin 23]
- IO3 [pin 15]
- IO35 [pin 28]
- IO36 [pin 29]
- IO37 [pin 30]
- IO38 [pin 31]
- IO39 [pin 32]
- IO4 [pin 4]
- IO40 [pin 33]
- IO41 [pin 34]
- IO42 [pin 35]
- IO45 [pin 26]
- IO46 [pin 16]
- IO47 [pin 24]
- IO48 [pin 25]
- IO5 [pin 5]
- IO6 [pin 6]
- IO7 [pin 7]
- IO8 [pin 12]
- IO9 [pin 17]
- RXD0 [pin 36]
- TXD0 [pin 37]
### U2 — [AP2112K-3.3TRG1](https://www.flux.ai/adrian95/ap2112k-33trg1~zlq.md)
- Symbol Style: parametric-v1
- Datasheet URL: https://www.diodes.com/assets/Datasheets/AP2112.pdf
- Manufacturer Part Number: AP2112K-3.3TRG1
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Integrated Circuit
- Manufacturer Name: Diodes Incorporated
**Pins:**
- EN [pin 3]
- GND [pin 2]
- NC [pin 4]
- VIN [pin 1]
- VOUT [pin 5]
### U3 — [MAX98357AETE+T](https://www.flux.ai/adrian95/max98357aeteplust~wk.md)
- Manufacturer Name: Analog Devices Inc./Maxim Integrated
- Manufacturer Part Number: MAX98357AETE+T
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://www.analog.com/media/en/technical-documentation/data-sheets/max98357a-max98357b.pdf
- Part Type: Integrated Circuit
**Pins:**
- ~SD_MODE [pin 4]
- BCLK [pin 16]
- DIN [pin 1]
- GAIN_SLOT [pin 2]
- GND_1 [pin 3]
- GND_2 [pin 11]
- GND_3 [pin 15]
- LRCLK [pin 14]
- N.C._1 [pin 5]
- N.C._2 [pin 6]
- N.C._3 [pin 12]
- N.C._4 [pin 13]
- OUTN [pin 10]
- OUTP [pin 9]
- THERMAL_PAD [pin 17]
- VDD_1 [pin 7]
- VDD_2 [pin 8]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/sludgious/bored-sapphire-speeder-bike-sound-board~4q](https://www.flux.ai/sludgious/bored-sapphire-speeder-bike-sound-board~4q).*
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*Generated from [https://www.flux.ai/sludgious/bored-sapphire-speeder-bike-sound-board~4q](https://www.flux.ai/sludgious/bored-sapphire-speeder-bike-sound-board~4q)*