# ESP32 Bredevs ## Description A self-contained “retro PC” platform built around the ESP32, exposing classic PC-style IO: VGA video, PS/2 keyboard/mouse, audio-out to an onboard speaker, microSD storage, plus USB-C for power and USB-UART for programming/debug. ## Project Details - **Owner:** bredevs - **Created:** 1/11/2026 - **Last Updated:** 1/11/2026 - **Visibility:** Public - **License:** https://creativecommons.org/licenses/by/4.0/ ## Key Components ### BOOT — [1825027-8](https://www.flux.ai/lcsc/1825027-8~gmt0.md) - LCSC Part Number: C266196 - Manufacturer Part Number: 1825027-8 - Part Type: Tactile Switches - Product Info Url: https://lcsc.com/product-detail/Others_TE-Connectivity_1825027-8_TE-Connectivity-1825027-8_C266196.html - Manufacturer Name: TE Connectivity(泰科电子) - JLCPCB Part Class: Extended Part - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1811132016_TE-Connectivity-1825027-8_C266196.pdf - Package or Case Code: KEY-TH_1825027-8 **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### Card2 — [TF PUSH](https://www.flux.ai/lcsc/tf-push~2rg8.md) - Product Info Url: https://lcsc.com/product-detail/Connector-Card-Sockets_SHOU-HAN-SHOU-HAN-TFDeck-TF-Deck_C393941.html - Manufacturer Name: SHOU HAN(首韩) - Connector Positions: 9 - Connector Gender: Non-Gendered - Part Type: SIM Card Connectors - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1912111437_SHOU-HAN-TF-PUSH_C393941.pdf - Connector Pitch: 2.54mm - Connector Rows: 1 - Package or Case Code: TF-SMD_TF-PUSH - JLCPCB Part Class: Extended Part - LCSC Part Number: C393941 - Connector Type: Memory Connectors - Manufacturer Part Number: TF PUSH **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] ### D1 — [1N5819HW-7-F](https://www.flux.ai/jecstronic/1n5819hw-7-f~x5v.md) - Part Type: Diode - Manufacturer Name: Diodes Incorporated - Datasheet URL: https://www.diodes.com/assets/Datasheets/ds30217.pdf - Manufacturer Part Number: 1N5819HW-7-F - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - A [pin 2] - K [pin 1] ### D2 — [WE-TVS-82400102](https://www.flux.ai/vasy_skral/we-tvs-82400102~xt.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Protection - Manufacturer Name: Würth Elektronik - Manufacturer Part Number: 82400102 - Datasheet URL: https://katalog.we-online.de/pbs/datasheet/82400102.pdf **Pins:** - GND [pin 2] - IO1 [pin 6] - IO1 [pin 1] - IO2 [pin 4] - IO2 [pin 3] - VDD [pin 5] ### D3 — [LESD8D3.3CAT5G](https://www.flux.ai/lcsc/lesd8d3p3cat5g~9mfl.md) - JLCPCB Part Class: Extended Part - Part Type: ESD Protection Devices - Package or Case Code: DFN-2_L1.0-W0.6-P0.65-BI - Manufacturer Part Number: LESD8D3.3CAT5G - LCSC Part Number: C2987698 - Manufacturer Name: UMW(友台半导体) **Pins:** - A [pin 2] - K [pin 1] ### D4 — [LESD8D3.3CAT5G](https://www.flux.ai/lcsc/lesd8d3p3cat5g~9mfl.md) - LCSC Part Number: C2987698 - Manufacturer Name: UMW(友台半导体) - JLCPCB Part Class: Extended Part - Package or Case Code: DFN-2_L1.0-W0.6-P0.65-BI - Part Type: ESD Protection Devices - Manufacturer Part Number: LESD8D3.3CAT5G **Pins:** - A [pin 2] - K [pin 1] ### D5 — [LESD8D3.3CAT5G](https://www.flux.ai/lcsc/lesd8d3p3cat5g~9mfl.md) - Manufacturer Part Number: LESD8D3.3CAT5G - Part Type: ESD Protection Devices - Package or Case Code: DFN-2_L1.0-W0.6-P0.65-BI - JLCPCB Part Class: Extended Part - Manufacturer Name: UMW(友台半导体) - LCSC Part Number: C2987698 **Pins:** - A [pin 2] - K [pin 1] ### D6 — [BAT54C-7-F](https://www.flux.ai/lcsc/bat54c-7-f~xpzb.md) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1809200026_Diodes-Incorporated-BAT54C-7-F_C134405.pdf - JLCPCB Part Class: Extended Part - Product Info Url: https://lcsc.com/product-detail/Schottky-Barrier-Diodes-SBD_DIODES_BAT54C-7-F_BAT54C-7-F_C134405.html - Manufacturer Part Number: BAT54C-7-F - Manufacturer Name: DIODES(美台) - Package or Case Code: SOT-23-3_L2.9-W1.6-P1.90-LS2.8-BR - Part Type: Schottky Barrier Diodes (SBD) - LCSC Part Number: C134405 **Pins:** - A [pin 2] - A [pin 1] - K [pin 3] ### D7 — [BAT54C-7-F](https://www.flux.ai/lcsc/bat54c-7-f~xpzb.md) - Part Type: Schottky Barrier Diodes (SBD) - LCSC Part Number: C134405 - Manufacturer Part Number: BAT54C-7-F - Manufacturer Name: DIODES(美台) - Package or Case Code: SOT-23-3_L2.9-W1.6-P1.90-LS2.8-BR - JLCPCB Part Class: Extended Part - Product Info Url: https://lcsc.com/product-detail/Schottky-Barrier-Diodes-SBD_DIODES_BAT54C-7-F_BAT54C-7-F_C134405.html - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1809200026_Diodes-Incorporated-BAT54C-7-F_C134405.pdf **Pins:** - A [pin 2] - A [pin 1] - K [pin 3] ### ESP1 — [ESP32-WROVER-E](https://www.flux.ai/vasy_skral/esp32-wrover-e~n0w.md) - Manufacturer Part Number: ESP32-WROVER-E - Manufacturer Name: Espressif Systems - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-wrover-e_esp32-wrover-ie_datasheet_en.pdf - Part Type: Module - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - <=EXP [pin 39_2] - <=GND [pin 1] - 3V3 [pin 2] - EN [pin 3] - EXP [pin 51] - EXP [pin 45] - EXP [pin 39_6] - EXP [pin 50] - EXP [pin 39_1] - EXP [pin 48] - EXP [pin 39_7] - EXP [pin 39_3] - EXP [pin 41] - EXP [pin 44] - EXP [pin 39_4] - EXP [pin 40] - EXP [pin 42] - EXP [pin 43] - EXP [pin 39_9] - EXP [pin 49] - EXP [pin 47] - EXP [pin 39_8] - EXP [pin 39_5] - EXP [pin 46] - GND [pin 38] - GND [pin 15] - IO0 [pin 25] - IO12 [pin 14] - IO13 [pin 16] - IO14 [pin 13] - IO15 [pin 23] - IO18 [pin 30] - IO19 [pin 31] - IO2 [pin 24] - IO21 [pin 33] - IO22 [pin 36] - IO23 [pin 37] - IO25 [pin 10] - IO26 [pin 11] - IO27 [pin 12] - IO32 [pin 8] - IO33 [pin 9] - IO34 [pin 6] - IO35 [pin 7] - IO4 [pin 26] - IO5 [pin 29] - NC [pin 21] - NC [pin 32] - NC [pin 27] - NC [pin 17] - NC [pin 28] - NC [pin 19] - NC [pin 18] - NC [pin 20] - NC => [pin 22] - RXD0 [pin 34] - SENSOR_VN [pin 5] - SENSOR_VP [pin 4] - TXD0 [pin 35] ### FB1 — [Ferrite Bead 0603](https://www.flux.ai/vasy_skral/ferrite-bead-0603~znt.md) - Part Type: Inductor - Manufacturer Part Number: 74279263 **Pins:** - ~ [pin 1] - ~ [pin 2] ### FB2 — [Ferrite Bead 0603](https://www.flux.ai/vasy_skral/ferrite-bead-0603~znt.md) - Part Type: Inductor - Manufacturer Part Number: 74279263 **Pins:** - ~ [pin 1] - ~ [pin 2] ### IC1 — [CH340C](https://www.flux.ai/vasyl/ch340c~qf3.md) - Datasheet URL: https://datasheet.lcsc.com/szlcsc/Jiangsu-Qin-Heng-CH340C_C84681.pdf - Manufacturer Part Number: CH340C - Manufacturer Name: Wah - Part Type: Integrated Circuit **Pins:** - ~CTS [pin 9] - ~DCD [pin 12] - ~DSR [pin 10] - ~DTR [pin 13] - ~RI [pin 11] - ~RTS [pin 14] - GND [pin 1] - NC [pin 7] - NC [pin 8] - R232 [pin 15] - RXD [pin 3] - TXD [pin 2] - UD- [pin 6] - UD+ [pin 5] - V3 [pin 4] - VCC [pin 16] ### KeyBoard — [HYC03-MDC603-128B](https://www.flux.ai/lcsc/hyc03-mdc603-128b~sxsv.md) - Manufacturer Part Number: HYC03-MDC603-128B - LCSC Part Number: C2926814 - Manufacturer Name: 华宇创 - Part Type: Circular Connectors & Cable Connectors - Package or Case Code: CONN-TH_HYC_HYC03-MDC603-128B **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] - 9 [pin 9] ### Mouse — [HYC03-MDC603-128B](https://www.flux.ai/lcsc/hyc03-mdc603-128b~sxsv.md) - Manufacturer Part Number: HYC03-MDC603-128B - LCSC Part Number: C2926814 - Part Type: Circular Connectors & Cable Connectors - Package or Case Code: CONN-TH_HYC_HYC03-MDC603-128B - Manufacturer Name: 华宇创 **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] - 9 [pin 9] ### MUTE — [1825027-8](https://www.flux.ai/lcsc/1825027-8~gmt0.md) - Package or Case Code: KEY-TH_1825027-8 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1811132016_TE-Connectivity-1825027-8_C266196.pdf - Manufacturer Name: TE Connectivity(泰科电子) - JLCPCB Part Class: Extended Part - Product Info Url: https://lcsc.com/product-detail/Others_TE-Connectivity_1825027-8_TE-Connectivity-1825027-8_C266196.html - Part Type: Tactile Switches - Manufacturer Part Number: 1825027-8 - LCSC Part Number: C266196 **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### POWER — [SS-12D11G5R](https://www.flux.ai/lcsc/ss-12d11g5r~0g4d.md) - Manufacturer Part Number: SS-12D11G5R - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2110151730_XKB-Connection-SS-12D11G5R_C388633.pdf - Product Info Url: https://lcsc.com/product-detail/_XKB-Enterprise-SS-12D11L5R_C388633.html - JLCPCB Part Class: Extended Part - Manufacturer Name: XKB Connectivity(中国星坤) - LCSC Part Number: C388633 - Part Type: Slide Switches - Package or Case Code: SW-TH_SS-12D11G5R **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] ### PWR — [LED-0805-Template-2](https://www.flux.ai/vasy_skral/led-0805-template-2~uu0.md) - Part Type: LED - Manufacturer Part Number: XL-2012UGC - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - A [pin 2] - K [pin 1] ### Q1 — BSS138 - Manufacturer Part Number: BSS138 - Part Type: Transistor - Manufacturer Name: onsemi - Datasheet URL: https://www.onsemi.com/pdf/datasheet/bss138-d.pdf **Pins:** - D - G - S ### Q2 — BSS138 - Datasheet URL: https://www.onsemi.com/pdf/datasheet/bss138-d.pdf - Manufacturer Part Number: BSS138 - Part Type: Transistor - Manufacturer Name: onsemi **Pins:** - D - G - S ### Q3 — BSS138 - Datasheet URL: https://www.onsemi.com/pdf/datasheet/bss138-d.pdf - Manufacturer Part Number: BSS138 - Part Type: Transistor - Manufacturer Name: onsemi **Pins:** - D - G - S ### Q4 — [AO3401A](https://www.flux.ai/jecstronic/ao3401a~9r5.md) - Part Type: Transistor - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: HUASHUO - Manufacturer Part Number: AO3401A - Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2007171935_HUASHUO-AO3401A_C700954.pdf **Pins:** - D [pin 3] - G [pin 1] - S [pin 2] ### Q5 — BSS138 - Part Type: Transistor - Manufacturer Part Number: BSS138 - Manufacturer Name: onsemi - Datasheet URL: https://www.onsemi.com/pdf/datasheet/bss138-d.pdf **Pins:** - D - G - S ### Q6 — BSS138 - Manufacturer Part Number: BSS138 - Part Type: Transistor - Manufacturer Name: onsemi - Datasheet URL: https://www.onsemi.com/pdf/datasheet/bss138-d.pdf **Pins:** - D - G - S ### Q7 — BSS138 - Manufacturer Name: onsemi - Part Type: Transistor - Manufacturer Part Number: BSS138 - Datasheet URL: https://www.onsemi.com/pdf/datasheet/bss138-d.pdf **Pins:** - D - G - S ### RESET — [1825027-8](https://www.flux.ai/lcsc/1825027-8~gmt0.md) - Manufacturer Part Number: 1825027-8 - Part Type: Tactile Switches - LCSC Part Number: C266196 - Product Info Url: https://lcsc.com/product-detail/Others_TE-Connectivity_1825027-8_TE-Connectivity-1825027-8_C266196.html - Manufacturer Name: TE Connectivity(泰科电子) - JLCPCB Part Class: Extended Part - Package or Case Code: KEY-TH_1825027-8 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1811132016_TE-Connectivity-1825027-8_C266196.pdf **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### SPK1 — [FS-1540](https://www.flux.ai/lcsc/fs-1540~hqyy.md) - Manufacturer Part Number: FS-1540 - Package or Case Code: BUZ-SMD_5P-L15.0-W15.0-P13.7-BL - LCSC Part Number: C482341 - Manufacturer Name: FUET(福声科技) - Part Type: Speakers - JLCPCB Part Class: Extended Part **Pins:** - + [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### U1 — [AMS1117-3.3](https://www.flux.ai/vasy_skral/ams1117-33~34.md) - Manufacturer Part Number: AMS1117-3.3 - Manufacturer Name: AMS - Datasheet URL: https://datasheet.lcsc.com/lcsc/1811021917_Advanced-Monolithic-Systems-AMS1117_C6188.pdf - Part Type: Integrated Circuit - Symbol Style: Parametric - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - GND [pin 1] - TAB(VOUT) [pin 4] - VIN [pin 3] - VOUT [pin 2] ### U2 — [NS4150B](https://www.flux.ai/lcsc/ns4150b~fu6a.md) - IC Type: Class D Amplifier - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2209161630_Shenzhen-Nsiway-Tech-NS4150B_C189961.pdf - Part Type: Audio Power OpAmps - Manufacturer Name: Nsiway(纳芯威) - LCSC Part Number: C189961 - Package or Case Code: MSOP-8_L3.0-W3.0-P0.65-LS5.0-BL - Product Info Url: https://lcsc.com/product-detail/Audio-Power-OpAmps_Shenzhen-Nsiway-Tech-NS4150_C189961.html - Supply Voltage: 3~5.25V - Manufacturer Part Number: NS4150B - JLCPCB Part Class: Extended Part **Pins:** - Bypass [pin 2] - CTRL [pin 1] - GND [pin 7] - INN [pin 4] - INP [pin 3] - VCC [pin 6] - VON [pin 5] - VoP [pin 8] ### USB1 — [TYPEC-305-ACP16](https://www.flux.ai/lcsc/typec-305-acp16~masx.md) - JLCPCB Part Class: Extended Part - Part Type: USB Connectors - Package or Case Code: USB-C-SMD_TYPEC-305-ACP16 - Manufacturer Name: XUNPU(讯普) - LCSC Part Number: C920227 - Manufacturer Part Number: TYPEC-305-ACP16 **Pins:** - CC1 [pin A5] - CC2 [pin B5] - D- [pin A7] - D- [pin B7] - D+ [pin B6] - D+ [pin A6] - EH [pin 18] - EH [pin 17] - EH [pin 20] - EH [pin 19] - GND [pin A12] - GND [pin B1] - GND [pin B12] - GND [pin A1] - SBU1 [pin A8] - SBU2 [pin B8] - VBUS [pin B9] - VBUS [pin A4] - VBUS [pin A9] - VBUS [pin B4] ### VGA — [D-DMRH15PF-E006](https://www.flux.ai/lcsc/d-dmrh15pf-e006~x4fu.md) - Manufacturer Part Number: D-DMRH15PF-E006 - Manufacturer Name: Ckmtw(灿科盟) - Part Type: D-Sub/DVI/HDMI Connectors - JLCPCB Part Class: Extended Part - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1912111437_Ckmtw-Shenzhen-Cankemeng-D-DMRH15PF-E006_C379814.pdf - Product Info Url: https://lcsc.com/product-detail/_Shenzhen-Cankemeng-DDMRH15PFE006_C379814.html - LCSC Part Number: C379814 - Package or Case Code: DSUB-TH_15P-P2.29-H-F_DDMRH15PFE006 **Pins:** - 1 [pin 1] - 10 [pin 10] - 11 [pin 11] - 12 [pin 12] - 13 [pin 13] - 14 [pin 14] - 15 [pin 15] - 16 [pin 16] - 17 [pin 17] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] - 9 [pin 9] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/bredevs/esp32-bredevs~tw](https://www.flux.ai/bredevs/esp32-bredevs~tw).* --- *Generated from [https://www.flux.ai/bredevs/esp32-bredevs~tw](https://www.flux.ai/bredevs/esp32-bredevs~tw)*