# Shocked Brown Antigravity Battle Room ## Description Production-Ready ESP32 Bulk Dialer PCB with Triple SIM800L, MFRC522 RFID, SPI Storage, and Robust Power Management ## Project Details - **Owner:** gelocollins - **Created:** 12/6/2025 - **Last Updated:** 12/7/2025 - **Visibility:** Public - **Stackup:** Standard 4 Layer - **Stars:** 1 ## Key Components ### D1 — [SS14](https://www.flux.ai/jecstronic/ss14~ri4.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_Slkor-SLKORMICRO-Elec--SS14_C444721.pdf - Role: Protection - Manufacturer Part Number: SS14 - Manufacturer Name: Slkor(SLKORMICRO Elec.) - Part Type: Diode - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: Reverse polarity Schottky diode **Pins:** - Anode [pin A] - Cathode [pin C] ### D2 — [SMBJ5.0A](https://www.flux.ai/adrian95/smbj50a~a9w.md) - Manufacturer Name: Bourns Inc. - Role Details: Transient voltage suppression (TVS) for input - Part Type: Diode - Manufacturer Part Number: SMBJ5.0A - Datasheet URL: https://www.bourns.com/docs/Product-Datasheets/SMBJ.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Role: Protection **Pins:** - A [pin 2] - K [pin 1] ### D3 — [SS14](https://www.flux.ai/jecstronic/ss14~ri4.md) - Role Details: Reverse current protection for 3.3 V logic rail - Role: Protection - Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_Slkor-SLKORMICRO-Elec--SS14_C444721.pdf - Manufacturer Name: Slkor(SLKORMICRO Elec.) - Manufacturer Part Number: SS14 - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Diode **Pins:** - Anode [pin A] - Cathode [pin C] ### D4 — [SS14](https://www.flux.ai/jecstronic/ss14~ri4.md) - Role Details: Reverse current protection for 4.0 V GSM rail - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Diode - Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_Slkor-SLKORMICRO-Elec--SS14_C444721.pdf - Manufacturer Name: Slkor(SLKORMICRO Elec.) - Manufacturer Part Number: SS14 - Role: Protection **Pins:** - Anode [pin A] - Cathode [pin C] ### F1 — [0805L110WR](https://www.flux.ai/adrian95/0805l110wr~h3i.md) - Role Details: Resettable fuse for input over-current protection - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Fuse - Manufacturer Part Number: 0805L110WR - Manufacturer Name: Littelfuse Inc. - Role: Protection - Datasheet URL: https://www.littelfuse.com/media?resourcetype=datasheets&itemid=3b1fa5dc-24aa-4363-b543-edb057c2fffa&filename=littelfuse_ptc_0805l_datasheet.pdf **Pins:** - P1 [pin 1] - P2 [pin 2] ### J1 — [MEM2067-02-180-00-A](https://www.flux.ai/adrian95/mem2067-02-180-00-a~ilf.md) - Role Details: microSD card socket for external storage - Datasheet URL: https://gct.co/files/specs/mem2067-spec.pdf - Manufacturer Name: GCT - Part Type: Connector - Manufacturer Part Number: MEM2067-02-180-00-A - License: https://creativecommons.org/licenses/by/4.0/ - Role: Connector **Pins:** - CD/DAT3 [pin 2] - CLK [pin 5] - CMD [pin 3] - DAT0 [pin 7] - DAT1 [pin 8] - DAT2 [pin 1] - SHIELD [pin 12] - SHIELD [pin 9] - SHIELD [pin 11] - SHIELD [pin 10] - VDD [pin 4] - VSS [pin 6] ### J2 — [PJ-051AH](https://www.flux.ai/vasy_skral/pj-051ah~yy8.md) - Part Type: Connector - Manufacturer Name: CUI Devices - Manufacturer Part Number: PJ-051AH - Role Details: Power input barrel jack - Role: Connector - Datasheet URL: https://www.cuidevices.com/product/resource/digikeypdf/pj-051ah.pdf **Pins:** - Center Pin [pin 1] - MountPin [pin MP1] - MountPin [pin MP2] - Switch [pin 3] - Terminal [pin 2] ### J3 — [SIM8051-6-0-14-00-A](https://www.flux.ai/jecstronic/sim8051-6-0-14-00-a~7b7.md) - Manufacturer Name: GCT - Part Type: Connector - Manufacturer Part Number: SIM8051-6-0-14-00-A - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: Nano-SIM socket for SIM800L modules - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/GCT%20PDFs/SIM8051_Spec.pdf - Role: Connector **Pins:** - CLK [pin C3] - GND [pin C5] - I/O [pin C7] - RST [pin C2] - VCC [pin C1] - VPP [pin C6] ### J4 — [SIM8051-6-0-14-00-A](https://www.flux.ai/jecstronic/sim8051-6-0-14-00-a~7b7.md) - Role Details: Nano-SIM socket for SIM800L modules - Manufacturer Part Number: SIM8051-6-0-14-00-A - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Manufacturer Name: GCT - Role: Connector - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/GCT%20PDFs/SIM8051_Spec.pdf **Pins:** - CLK [pin C3] - GND [pin C5] - I/O [pin C7] - RST [pin C2] - VCC [pin C1] - VPP [pin C6] ### J5 — [SIM8051-6-0-14-00-A](https://www.flux.ai/jecstronic/sim8051-6-0-14-00-a~7b7.md) - Part Type: Connector - Manufacturer Name: GCT - Manufacturer Part Number: SIM8051-6-0-14-00-A - License: https://creativecommons.org/licenses/by/4.0/ - Role: Connector - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/GCT%20PDFs/SIM8051_Spec.pdf - Role Details: Nano-SIM socket for SIM800L modules **Pins:** - CLK [pin C3] - GND [pin C5] - I/O [pin C7] - RST [pin C2] - VCC [pin C1] - VPP [pin C6] ### J6 — [U.FL-R-SMT-1(10)](https://www.flux.ai/jecstronic/upfl-r-smt-110~du.md) - Manufacturer Name: Hirose Electric Co Ltd - Part Type: Connector - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Hirose%20PDFs/EDC3-302540-10.tif.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Role: RF / Coaxial Connector - Manufacturer Part Number: U.FL-R-SMT-1(10) - Role Details: Antenna connector for SIM800L modules **Pins:** - Center_Contact [pin 2] - Outer_Contact [pin 1] - Outer_Contact [pin 3] ### J7 — [U.FL-R-SMT-1(10)](https://www.flux.ai/jecstronic/upfl-r-smt-110~du.md) - Manufacturer Name: Hirose Electric Co Ltd - Part Type: Connector - Role Details: Antenna connector for SIM800L modules - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Hirose%20PDFs/EDC3-302540-10.tif.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Role: RF / Coaxial Connector - Manufacturer Part Number: U.FL-R-SMT-1(10) **Pins:** - Center_Contact [pin 2] - Outer_Contact [pin 1] - Outer_Contact [pin 3] ### J8 — [U.FL-R-SMT-1(10)](https://www.flux.ai/jecstronic/upfl-r-smt-110~du.md) - Role: RF / Coaxial Connector - Manufacturer Name: Hirose Electric Co Ltd - Role Details: Antenna connector for SIM800L modules - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Hirose%20PDFs/EDC3-302540-10.tif.pdf - Manufacturer Part Number: U.FL-R-SMT-1(10) **Pins:** - Center_Contact [pin 2] - Outer_Contact [pin 1] - Outer_Contact [pin 3] ### J9 — [U253-051T-4BH89-F1B](https://www.flux.ai/vasy_skral/u253-051t-4bh89-f1b~pvb.md) - Package: USB Micro-B SMD - Manufacturer Name: XKB Connectivity - Manufacturer Part Number: U253-051T-4BH89-F1B - Datasheet URL: https://datasheet.lcsc.com/lcsc/2110151630_XKB-Connectivity-U253-051T-4BH89-F1B_C319172.pdf - Part Type: Connector - Role Details: USB-UART programming header for ESP32 MCU - Role: Connector **Pins:** - D- [pin 2] - D+ [pin 3] - GND [pin 5] - ID [pin 4] - S1 [pin 6] - S2 [pin 7] - S3 [pin 8] - S4 [pin 9] - S5 [pin 10] - S6 [pin 11] - VBUS [pin 1] ### LED1 — [KPT-1608SURCK](https://www.flux.ai/adrian95/kpt-1608surck~dsz.md) - Role: LED - Manufacturer Name: Kingbright - Role Details: Power status indicator - Datasheet URL: https://www.kingbright.com/attachments/file/psearch/000/00/20160808bak/KPT-1608SURCK(Ver.22A).pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: KPT-1608SURCK - Part Type: LED **Pins:** - A [pin 2] - K [pin 1] ### LED2 — [XL-1608SURC-06](https://www.flux.ai/adrian95/xl-1608surc-06~z8r.md) - Role: LED - Role Details: GSM activity indicator - Part Type: LED - Manufacturer Part Number: XL-1608SURC-06 - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/6472/5962_XL-1608SURC-06%20%20%200603%E7%BA%A20.6T.pdf - Manufacturer Name: XINGLIGHT **Pins:** - A [pin 2] - K [pin 1] ### TP1 — [1.25mm SMD Test Point](https://www.flux.ai/jharwinbarrozo/1p25mm-smd-test-point~b9.md) - Role: Test Point - Role Details: Reset pad **Pins:** - P1 ### TP2 — [1.25mm SMD Test Point](https://www.flux.ai/jharwinbarrozo/1p25mm-smd-test-point~b9.md) - Role: Test Point - Role Details: Boot pad **Pins:** - P1 ### TP3 — [1.25mm SMD Test Point](https://www.flux.ai/jharwinbarrozo/1p25mm-smd-test-point~b9.md) - Role: Test Point - Role Details: TX pad **Pins:** - P1 ### TP4 — [1.25mm SMD Test Point](https://www.flux.ai/jharwinbarrozo/1p25mm-smd-test-point~b9.md) - Role Details: RX pad - Role: Test Point **Pins:** - P1 ### U1 — [ESP32-WROOM-32D](https://www.flux.ai/vasyl/esp32-wroom-32d~7py.md) - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32d_esp32-wroom-32u_datasheet_en.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Role: Main MCU - Part Type: Microcontroller - Manufacturer Name: Espressif Systems - Manufacturer Part Number: ESP32-WROOM-32D **Pins:** - 3.3V [pin 2] - AGND [pin 39] - CLK [pin 20] - CMD [pin 19] - EN [pin 3] - GND [pin 38] - GND [pin 15] - GND [pin 1] - IO0 [pin 25] - IO12 [pin 14] - IO13 [pin 16] - IO14 [pin 13] - IO15 [pin 23] - IO16 [pin 27] - IO17 [pin 28] - 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 32] - RXD0 [pin 34] - SD0 [pin 21] - SD1 [pin 22] - SD2 [pin 17] - SD3 [pin 18] - TXD0 [pin 35] - VN [pin 5] - VP [pin 4] ### U1 — [SIM800L Module](https://www.flux.ai/adrian95/sim800l-module~ja6.md) - Role Details: GSM module for bulk dialing - Datasheet URL: https://components101.com/sites/default/files/component_datasheet/SIM800L-Datasheet.pdf - Part Type: Module - Manufacturer Name: Simcom - Role: Cellular Transceiver - Manufacturer Part Number: SIM800L - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - DTR [pin 11] - GND [pin 6] - MIC- [pin 9] - MIC+ [pin 10] - NET [pin 1] - RING [pin 12] - RST [pin 3] - RXD [pin 4] - SPK- [pin 7] - SPK+ [pin 8] - TXD [pin 5] - VCC [pin 2] ### U2 — [SIM800L Module](https://www.flux.ai/adrian95/sim800l-module~ja6.md) - Role Details: GSM module for bulk dialing - Role: Cellular Transceiver - Part Type: Module - Datasheet URL: https://components101.com/sites/default/files/component_datasheet/SIM800L-Datasheet.pdf - Manufacturer Part Number: SIM800L - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Simcom **Pins:** - DTR [pin 11] - GND [pin 6] - MIC- [pin 9] - MIC+ [pin 10] - NET [pin 1] - RING [pin 12] - RST [pin 3] - RXD [pin 4] - SPK- [pin 7] - SPK+ [pin 8] - TXD [pin 5] - VCC [pin 2] ### U3 — [SIM800L Module](https://www.flux.ai/adrian95/sim800l-module~ja6.md) - Role Details: GSM module for bulk dialing - Role: Cellular Transceiver - Manufacturer Part Number: SIM800L - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Simcom - Part Type: Module - Datasheet URL: https://components101.com/sites/default/files/component_datasheet/SIM800L-Datasheet.pdf **Pins:** - DTR [pin 11] - GND [pin 6] - MIC- [pin 9] - MIC+ [pin 10] - NET [pin 1] - RING [pin 12] - RST [pin 3] - RXD [pin 4] - SPK- [pin 7] - SPK+ [pin 8] - TXD [pin 5] - VCC [pin 2] ### U4 — [RC522 RFID](https://www.flux.ai/jecstronic/rc522-rfid~dc6.md) - Datasheet URL: http://www.handsontec.com/dataspecs/RC522.pdf - Role: Sensor - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Handson Technology - Part Type: Module - Role Details: RFID reader for access control - Manufacturer Part Number: RC522 **Pins:** - GND [pin 3] - IRQ [pin 4] - MISO/SCL/Tx [pin 5] - MOSI [pin 6] - RST [pin 2] - SCK [pin 7] - SS/SDA/Rx [pin 8] - VCC [pin 1] ### U5 — [TPS62162QDSGRQ1](https://www.flux.ai/adrian95/tps62162qdsgrq1~y7t.md) - Datasheet URL: http://www.ti.com/lit/gpn/tps62162-q1 - Role: Power Conversion - Manufacturer Name: Texas Instruments - Role Details: 3.3V logic rail buck converter - Package or Case Code: SON50P200X200X80-9N - Part Type: Power Management - Manufacturer Part Number: TPS62162QDSGRQ1 - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - AGND [pin 4] - EN [pin 3] - EP [pin 9] - FB [pin 5] - PG [pin 8] - PGND [pin 1] - SW [pin 7] - VIN [pin 2] - VOS [pin 6] ### U6 — [TPS562202](https://www.flux.ai/kicad-part-library/tps562202~gf.md) - Role Details: 4.0V GSM rail buck converter - Manufacturer Name: Texas Instruments Inc. - Role: Power Conversion - Datasheet URL: https://www.ti.com/lit/gpn/tps562202 - Manufacturer Part Number: TPS562202 - Package or Case Code: SOT-563 **Pins:** - EN [pin 5] - GND [pin 3] - SW [pin 2] - VBST [pin 4] - VFB [pin 6] - VIN [pin 1] ### U7 — [MAX16051ETI+](https://www.flux.ai/vasy_skral/max16051etiplus~jml.md) - Role Details: Power sequencing controller for 4.0V and 3.3V rails - Manufacturer Part Number: MAX16051ETI+ - Datasheet URL: https://datasheets.maximintegrated.com/en/ds/MAX16050-MAX16051.pdf - Manufacturer Name: Maxim Integrated - Part Type: Integrated Circuit - Role: Power Sequencing **Pins:** - ~EN_HOLD [pin 14] - ~FAULT [pin 21] - ~OV_OUT [pin 19] - ~RESET [pin 20] - ~SHDN [pin 22] - ABP [pin 3] - CP_OUT [pin 28] - DELAY [pin 23] - DISC1 [pin 16] - DISC2 [pin 13] - DISC3 [pin 10] - DISC4 [pin 7] - DISC5 [pin 25] - EN [pin 4] - GND [pin 29] - GND [pin 2] - OUT1 [pin 17] - OUT2 [pin 12] - OUT3 [pin 9] - OUT4 [pin 6] - OUT5 [pin 26] - REM [pin 15] - SET1 [pin 18] - SET2 [pin 11] - SET3 [pin 8] - SET4 [pin 5] - SET5 [pin 27] - TIMEOUT [pin 24] - VCC [pin 1] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/gelocollins/shocked-brown-antigravity-battle-room~x2](https://www.flux.ai/gelocollins/shocked-brown-antigravity-battle-room~x2).* --- *Generated from [https://www.flux.ai/gelocollins/shocked-brown-antigravity-battle-room~x2](https://www.flux.ai/gelocollins/shocked-brown-antigravity-battle-room~x2)*