# Long Black Antigravity Battle Room ## Description Isolated Polyphase IIoT Energy Meter with ESP32-S3-WROOM-2-N32R16V & ADE9000 | UART Programming Pads | 100 nF Per-VDD Decoupling + 10 µF Bulk on 3.3 V Rail | Defined RF Antenna Keepout | USB-C UFP 5 V Input with eFuse | Maintained HV/LV Isolation ## Project Details - **Owner:** yeisson2026 - **Created:** 1/18/2026 - **Last Updated:** 1/18/2026 - **Visibility:** Public - **System Architecture:** ```mermaid flowchart TD subgraph HV_Domain [High Voltage Domain] Sensors["Voltage & Current Sensors"] HV_GND["HV Ground Plane"] end subgraph LV_Domain [Low Voltage Domain] ESP32_WROOM["ESP32-S3-WROOM-2-N32R16V Module"] Meter["ADE9000 Meter IC"] IsoPower["ADuM6404 Isolated DC/DC"] IsoSPI["ADuM4151 Isolated SPI"] LV_GND["LV Ground Plane"] end Sensors -->|isolated signal| IsoSPI IsoSPI --> Meter ESP32_WROOM -->|SPI| IsoSPI IsoPower --> LV_GND HV_GND -->|controlled return| LV_GND ``` ## Key Components ### D1 — [1.5KExxA](https://www.flux.ai/kicad-part-library/1p5kexxa~n4.md) - Manufacturer Name: Texas Instruments Inc. - Manufacturer Part Number: 1.5KExxA - Datasheet URL: https://www.vishay.com/docs/88301/15ke.pdf - Role: Protection - Part Type: Diode THT - Package or Case Code: D_DO-201AE_P15.24mm_Horizontal - Role Details: Transient voltage suppression for measurement input **Pins:** - A1 [pin 1] - A2 [pin 2] ### D2 — [1.5KExxA](https://www.flux.ai/kicad-part-library/1p5kexxa~n4.md) - Role: Protection - Manufacturer Name: Texas Instruments Inc. - Datasheet URL: https://www.vishay.com/docs/88301/15ke.pdf - Manufacturer Part Number: 1.5KExxA - Part Type: Diode THT - Role Details: Transient voltage suppression for measurement input - Package or Case Code: D_DO-201AE_P15.24mm_Horizontal **Pins:** - A1 [pin 1] - A2 [pin 2] ### D3 — [1.5KExxA](https://www.flux.ai/kicad-part-library/1p5kexxa~n4.md) - Part Type: Diode THT - Package or Case Code: D_DO-201AE_P15.24mm_Horizontal - Manufacturer Name: Texas Instruments Inc. - Datasheet URL: https://www.vishay.com/docs/88301/15ke.pdf - Manufacturer Part Number: 1.5KExxA - Role Details: Transient voltage suppression for measurement input - Role: Protection **Pins:** - A1 [pin 1] - A2 [pin 2] ### D4 — [USBLC6-2SC6Y](https://www.flux.ai/adrian95/usblc6-2sc6y~2s7.md) - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/group0/94/15/6c/58/ba/91/46/42/DM00055262/files/DM00055262.pdf/jcr:content/translations/en.DM00055262.pdf - Manufacturer Name: STMicroelectronics - Role Details: Surge and ESD protection for USB-C 5V input - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Protection - Package: SOT-23-6 - Role: Protection - Manufacturer Part Number: USBLC6-2SC6Y **Pins:** - GND [pin 2] - I/O1 [pin 6] - I/O1 [pin 1] - I/O2 [pin 3] - I/O2 [pin 4] - VBUS [pin 5] ### F1 — [744273501](https://www.flux.ai/jecstronic/744273501~4v9.md) - Role Details: EMI filter on USB-C VBUS before eFuse - Manufacturer Part Number: 744273501 - Manufacturer Name: Würth Elektronik - Datasheet URL: https://www.we-online.com/katalog/datasheet/744273501.pdf - Package: SMD_4P-L9.5-W8.3-P6.3-D1.2-S7.5 - Role: Choke (EMI Filter) - Part Type: Filter - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### J1 — [Type-C-2.0-6Pin](https://www.flux.ai/jharwinbarrozo/type-c-2p0-6pin~wh.md) - Role: Power Connector - Part Type: Connector - Datasheet URL: https://datasheet.lcsc.com/lcsc/2204071830_CIKI-Type-C-2-0-6Pin_C2987385.pdf - Role Details: 5 V USB-C input power connector - Manufacturer Name: CIKI - Manufacturer Part Number: Type-C-2.0-6Pin **Pins:** - CC1 - CC2 - GND - GND__1 - SHIELD - SHIELD__1 - SHIELD__2 - SHIELD__3 - V-BUS - V-BUS__1 ### J2 — [Pin Header 01x04 2.54mm Vertical without Designators](https://www.flux.ai/markwuflux/pin-header-01x04-2p54mm-vertical-without-designators~qb.md) - Role Details: UART programming header: TXD0, RXD0, 3.3V, GND - License: https://creativecommons.org/licenses/by/4.0/ - Role: Connector - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 1] - Pin_3 [pin 3] - Pin_4 [pin 4] ### U1 — [ESP32-S3-WROOM-2-N32R16V](https://www.flux.ai/adrian95/esp32-s3-wroom-2-n32r16v~hu.md) - Role Details: Main MCU for IIoT connectivity and control - License: https://creativecommons.org/licenses/by/4.0/ - Package: ESP32S3WROOM2N32R16V - Manufacturer Name: Espressif Systems - Manufacturer Part Number: ESP32-S3-WROOM-2-N32R16V - Role: Signal Generation - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-s3-wroom-2_datasheet_en.pdf - Package or Case Code: ESP32S3WROOM2N32R16V - Part Type: Integrated Circuit **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] - 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] - NC_1 [pin 28] - NC_2 [pin 29] - NC_3 [pin 30] - RXD0 [pin 36] - TXD0 [pin 37] ### U1 — [ESP32-S3](https://www.flux.ai/kicad-part-library/esp32-s3~f69.md) - Manufacturer Part Number: ESP32-S3 - Role: Signal Generation - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-s3_datasheet_en.pdf - Package: QFN-56-1EP_7x7mm_P0.4mm_EP4x4mm - Package or Case Code: QFN-56-1EP_7x7mm_P0.4mm_EP4x4mm - Role Details: Main MCU for IIoT connectivity and control - Manufacturer Name: Texas Instruments Inc. **Pins:** - CHIP_PU [pin 4] - GND [pin 57] - GPIO0 [pin 5] - GPIO1 [pin 6] - GPIO10 [pin 15] - GPIO11 [pin 16] - GPIO12 [pin 17] - GPIO13 [pin 18] - GPIO14 [pin 19] - GPIO17 [pin 23] - GPIO18 [pin 24] - GPIO19/USB_D- [pin 25] - GPIO2 [pin 7] - GPIO20/USB_D+ [pin 26] - GPIO21 [pin 27] - GPIO3 [pin 8] - GPIO33 [pin 38] - GPIO34 [pin 39] - GPIO35 [pin 40] - GPIO36 [pin 41] - GPIO37 [pin 42] - GPIO38 [pin 43] - GPIO4 [pin 9] - GPIO45 [pin 51] - GPIO46 [pin 52] - GPIO5 [pin 10] - GPIO6 [pin 11] - GPIO7 [pin 12] - GPIO8 [pin 13] - GPIO9 [pin 14] - LNA_IN [pin 1] - MTCK [pin 44] - MTDI [pin 47] - MTDO [pin 45] - MTMS [pin 48] - SPICLK [pin 33] - SPICLK_N [pin 36] - SPICLK_P [pin 37] - SPICS0 [pin 32] - SPICS1 [pin 28] - SPID [pin 35] - SPIHD [pin 30] - SPIQ [pin 34] - SPIWP [pin 31] - U0RXD [pin 50] - U0TXD [pin 49] - VDD_SPI [pin 29] - VDD3P3 [pin 2] - VDD3P3 [pin 3] - VDD3P3_CPU [pin 46] - VDD3P3_RTC [pin 20] - VDDA [pin 55] - VDDA [pin 56] - XTAL_32K_N [pin 22] - XTAL_32K_P [pin 21] - XTAL_N [pin 53] - XTAL_P [pin 54] ### U2 — [ADE9000ACPZ](https://www.flux.ai/lcsc/ade9000acpz~5lg3.md) - JLCPCB Part Class: Extended Part - Package or Case Code: QFN-40_L6.0-W6.0-P0.50-BL-EP - Role Details: Polyphase energy measurement front-end - Role: Sensing (Shunt) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2008241834_Analog-Devices-ADE9000ACPZ_C578974.pdf - Package: QFN-40_L6.0-W6.0-P0.50-BL-EP - Manufacturer Name: ADI(亚德诺) - LCSC Part Number: C578974 - Manufacturer Part Number: ADE9000ACPZ - Part Type: Analog To Digital Converters (ADCs) - Product Info Url: https://lcsc.com/product-detail/Pre-ordered-Products_Analog-Devices_ADE9000ACPZ_Analog-Devices-ADI-LINEAR-ADE9000ACPZ_C578974.html **Pins:** - #IRQ0 [pin 31] - #IRQ1 [pin 32] - #RESET [pin 6] - #SS [pin 40] - AGND [pin 26] - AVDDOUT [pin 25] - CF1 [pin 33] - CF2 [pin 34] - CF3/ZX [pin 35] - CF4/#EVENT/DREADY [pin 36] - CLKIN [pin 29] - CLKOUT [pin 30] - DGND [pin 2] - DVDDOUT [pin 3] - EP [pin 41] - GND [pin 28] - IAN [pin 8] - IAP [pin 7] - IBN [pin 10] - IBP [pin 9] - ICN [pin 12] - ICP [pin 11] - INN [pin 14] - INP [pin 13] - MISO [pin 38] - MOSI [pin 39] - NC1 [pin 17] - NC2 [pin 18] - PM0 [pin 4] - PM1 [pin 5] - PULL_HIGH [pin 1] - REF [pin 16] - REFGND [pin 15] - SCLK [pin 37] - VAN [pin 19] - VAP [pin 20] - VBN [pin 21] - VBP [pin 22] - VCN [pin 23] - VCP [pin 24] - VDD [pin 27] ### U3 — [ADUM4151ARIZ](https://www.flux.ai/lcsc/adum4151ariz~mgc.md) - Manufacturer Part Number: ADUM4151ARIZ - Package or Case Code: SOIC-20_L15.3-W7.5-P1.27-LS10.3-BL - Role Details: Isolated SPI interface between MCU and meter IC - JLCPCB Part Class: Extended Part - Manufacturer Name: ADI(亚德诺) - LCSC Part Number: C660952 - Role: Isolation - Package: SOIC-20_L15.3-W7.5-P1.27-LS10.3-BL **Pins:** - ~{MSS} [pin 6] - ~{SSS} [pin 15] - GND1 [pin 2] - GND1 [pin 10] - GND2 [pin 11] - GND2 [pin 19] - MCLK [pin 3] - MI [pin 5] - MO [pin 4] - SCLK [pin 18] - SI [pin 17] - SO [pin 16] - VDD1 [pin 1] - VDD2 [pin 20] - VIA [pin 7] - VIB [pin 8] - VIC [pin 12] - VOA [pin 14] - VOB [pin 13] - VOC [pin 9] ### U4 — [ADUM6404CRWZ](https://www.flux.ai/lcsc/adum6404crwz~9db.md) - Role Details: Isolated 5V DC/DC for LV domain - Package: WSOIC-16_L10.3-W7.5-P1.27-LS10.3-BL - Role: Power Conversion - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_Analog-Devices-ADUM6404CRWZ_C661447.pdf - JLCPCB Part Class: Extended Part - Manufacturer Name: ADI(亚德诺) - Manufacturer Part Number: ADUM6404CRWZ - Product Info Url: https://lcsc.com/product-detail/Digital-Isolators_Analog-Devices_ADUM6404CRWZ_Analog-Devices-ADI-LINEAR-ADUM6404CRWZ_C661447.html - LCSC Part Number: C661447 - Package or Case Code: WSOIC-16_L10.3-W7.5-P1.27-LS10.3-BL - Part Type: Digital Isolators **Pins:** - GND1 [pin 8] - GND1 [pin 2] - GNDISO [pin 15] - GNDISO [pin 9] - VDD1 [pin 1] - VDDL [pin 7] - VIA [pin 14] - VIB [pin 13] - VIC [pin 12] - VID [pin 11] - VISO [pin 16] - VOA [pin 3] - VOB [pin 4] - VOC [pin 5] - VOD [pin 6] - VSEL [pin 10] ### U5 — [5V eFuse](https://www.flux.ai/corynrobinson/5v-efuse~ci.md) - Datasheet URL: https://www.ti.com/lit/ds/symlink/tps25200.pdf?ts=1643733993618&ref_url=https%253A%252F%252Fwww.ti.com%252Fpower-management%252Fpower-switches%252Fefuse-hotswap-controllers%252Fproducts.html - Role: Protection - Product Info Url: https://www.ti.com/product/TPS25200 - Purchase Url: https://octopart.com/tps25200drvt-texas+instruments-38819194?r=sp - Package or Case Code: 6-WSON - Voltage: 5V - Role Details: eFuse for USB-C input providing OVP/UVLO/OCP - Manufacturer Name: Texas Instruments - Manufacturer Part Number: TPS25200DRVR **Pins:** - *FAULT - EN - EPAD - GND - ILIM - IN - OUT ### U6 — [LP38693MP-3.3/NOPB](https://www.flux.ai/adrian95/lp38693mp-33nopb~m4z.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: LP38693MP-3.3/NOPB - Manufacturer Name: Texas Instruments - Role: Power Conversion - Part Type: Integrated Circuit - Datasheet URL: https://www.ti.com/lit/ds/symlink/lp38693-q1.pdf - Role Details: 3.3 V regulator for LV rail from 5 V input **Pins:** - EN [pin 1] - GND [pin 5] - IN [pin 4] - NC [pin 2] - OUT [pin 3] ### Y1 — [49SMD-4MHZ-15PF-20PPM](https://www.flux.ai/lcsc/49smd-4mhz-15pf-20ppm~tkzy.md) - Manufacturer Part Number: 49SMD-4MHZ-15PF-20PPM - LCSC Part Number: C337676 - Role: Clock - Package or Case Code: CRYSTAL-SMD_L11.4-W4.7-LS12.4 - Part Type: Crystals - Role Details: External crystal for ADE9000 CLKIN - JLCPCB Part Class: Extended Part - Manufacturer Name: TKD(泰晶) **Pins:** - 1 [pin 1] - 2 [pin 2] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/yeisson2026/long-black-antigravity-battle-room~yb](https://www.flux.ai/yeisson2026/long-black-antigravity-battle-room~yb).* --- *Generated from [https://www.flux.ai/yeisson2026/long-black-antigravity-battle-room~yb](https://www.flux.ai/yeisson2026/long-black-antigravity-battle-room~yb)*