# ESPRSSO32 Smart Scale AI Auto Layout [Example] ## Description Learn how to use AI Auto Layout on this ESP32 Espresso Smart Scale! In one click you’ll see AI Auto Layout perform magic. Pay close attention to how we recommend creating rulesets, zones, and fanouts. By copying the setup in this example on your own project, you’ll have a fully routed board in no time! ## Project Details - **Owner:** esli-bryan - **Created:** 9/20/2025 - **Last Updated:** 9/20/2025 - **Visibility:** Public ## Key Components ### H5 — [MountingHole 7.4mm Pad 3.2mm drill](https://www.flux.ai/adrian95/mountinghole-74mm-pad-32mm-drill~7o1.md) - Manufacturer Part Number: MountingHole_Pad **Pins:** - 1 ### H6 — [MountingHole 7.4mm Pad 3.2mm drill](https://www.flux.ai/adrian95/mountinghole-74mm-pad-32mm-drill~7o1.md) - Manufacturer Part Number: MountingHole_Pad **Pins:** - 1 ### H7 — [MountingHole 7.4mm Pad 3.2mm drill](https://www.flux.ai/adrian95/mountinghole-74mm-pad-32mm-drill~7o1.md) - Manufacturer Part Number: MountingHole_Pad **Pins:** - 1 ### H8 — [MountingHole 7.4mm Pad 3.2mm drill](https://www.flux.ai/adrian95/mountinghole-74mm-pad-32mm-drill~7o1.md) - Manufacturer Part Number: MountingHole_Pad **Pins:** - 1 ### IC1 — [ESP32-C3FH4 (no gnd vias)](https://www.flux.ai/ryanf/esp32-c3fh4-no-gnd-vias~lqh.md) - Part Type: Integrated Circuit - Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2312201733_Espressif-Systems-ESP32-C3_C2838500.pdf - Manufacturer Name: Espressif Systems - Manufacturer Part Number: ESP32-C3 **Pins:** - CHIP_EN [pin 7] - GND [pin 33] - GPIO10 [pin 16] - GPIO18 [pin 25] - GPIO19 [pin 26] - GPIO2 [pin 6] - GPIO3 [pin 8] - GPIO8 [pin 14] - GPIO9 [pin 15] - LNA_IN [pin 1] - MTCK [pin 12] - MTDI [pin 10] - MTDO [pin 13] - MTMS [pin 9] - SPICLK [pin 22] - SPICS0 [pin 21] - SPID [pin 23] - SPIHD [pin 19] - SPIQ [pin 24] - SPIWP [pin 20] - U0RXD [pin 27] - U0TXD [pin 28] - VDD_SPI [pin 18] - VDD3P3 [pin 2] - VDD3P3__1 [pin 3] - VDD3P3_CPU [pin 17] - VDD3P3_RTC [pin 11] - VDDA [pin 31] - VDDA__1 [pin 32] - XTAL_32K_N [pin 5] - XTAL_32K_P [pin 4] - XTAL_N [pin 29] - XTAL_P [pin 30] ### J1 — MSD-4-A - Manufacturer Part Number: MSD-4-A - Manufacturer Name: CUI Devices - Datasheet URL: https://www.cuidevices.com/product/resource/msd-4-a.pdf - Part Type: Connector **Pins:** - CD [pin CD1] - CD/DAT3 [pin 2] - CLX [pin 5] - CMD [pin 3] - DAT0 [pin 7] - DAT1 [pin 8] - DAT2 [pin 1] - G1 [pin G1] - G2 [pin G2] - G3 [pin G3] - G4 [pin G4] - VDD [pin 4] - VSS [pin 6] ### J2 — [694101308002](https://www.flux.ai/jecstronic/694101308002~8fo.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Würth Elektronik - Part Type: Connector - Datasheet URL: https://www.we-online.com/katalog/datasheet/694101308002.pdf **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] ### J3 — [0532610471](https://www.flux.ai/vasyl/0532610471~vm.md) - Datasheet URL: https://www.molex.com/pdm_docs/sd/532610471_sd.pdf - Part Type: Connector - Manufacturer Part Number: 0532610471 - Manufacturer Name: Molex **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - SHIELD [pin S1] - SHIELD__1 [pin S2] ### J4 — [Pin Header 01x03 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x03-254mm-vertical~cp4.md) - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### J5 — [Pin Header 01x03 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x03-254mm-vertical~cp4.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### J6 — [B2B-PH-K-S(LF)(SN)](https://www.flux.ai/jecstronic/b2b-ph-k-slfsn~nss.md) - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: JST Sales America - Manufacturer Part Number: B2B-PH-K-S(LF)(SN) - Datasheet URL: https://datasheet.lcsc.com/lcsc/1811151524_JST-Sales-America-B2B-PH-K-S-LF-SN_C131337.pdf **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### J7 — [MEM2067-02-180-00-A](https://www.flux.ai/adrian95/mem2067-02-180-00-a~ilf.md) - Manufacturer Part Number: MEM2067-02-180-00-A - Part Type: Connector - Datasheet URL: https://gct.co/files/specs/mem2067-spec.pdf - Manufacturer Name: GCT - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - CD/DAT3 [pin 2] - CLK [pin 5] - CMD [pin 3] - DAT0 [pin 7] - DAT1 [pin 8] - DAT2 [pin 1] - SHIELD [pin 11] - SHIELD [pin 9] - SHIELD [pin 10] - SHIELD [pin 12] - VDD [pin 4] - VSS [pin 6] ### J8 — [FTSH-103-01-F-DV-TR](https://www.flux.ai/adrian95/ftsh-103-01-f-dv-tr~97.md) - Datasheet URL: http://suddendocs.samtec.com/prints/ftsh-1xx-xx-xxx-dv-xxx-xxx-mkt.pdf - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Samtec Inc. - Package or Case Code: FTSH-103-XX-YYY-DV-TR - Manufacturer Part Number: FTSH-103-01-F-DV-TR **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] ### LED1 — [SM0805HCL](https://www.flux.ai/adrian95/sm0805hcl~2dj.md) - Part Type: LED - Datasheet URL: https://www.bivar.com/parts_content/Datasheets/SM0805HCL.pdf - Manufacturer Name: Bivar Inc. - Manufacturer Part Number: SM0805HCL - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - A [pin 2] - K [pin 1] ### LED2 — [150060VS55040](https://www.flux.ai/adrian95/150060vs55040~c2q.md) - Datasheet URL: https://www.we-online.com/components/products/datasheet/150060VS55040.pdf - Part Type: LED - Manufacturer Part Number: 150060VS55040 - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Würth Elektronik **Pins:** - A [pin 2] - K [pin 1] ### MCU_BOOT — 1.5 mm Test Pad - Manufacturer Part Number: R0707 - Manufacturer Name: Foootprint Fitz Industries **Pins:** - TP [pin 1] ### MCU_RXD — 1.5 mm Test Pad - Manufacturer Name: Foootprint Fitz Industries - Manufacturer Part Number: R0707 **Pins:** - TP [pin 1] ### MCU_TXD — 1.5 mm Test Pad - Manufacturer Name: Foootprint Fitz Industries - Manufacturer Part Number: R0707 **Pins:** - TP [pin 1] ### Q1 — [FS8205A](https://www.flux.ai/lcsc/fs8205a~r2vk.md) - JLCPCB Part Class: Extended Part - Manufacturer Part Number: FS8205A - Part Type: MOSFETs - LCSC Part Number: C2830320 - Package or Case Code: SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BR - Manufacturer Name: TECH PUBLIC(台舟) **Pins:** - D1/D2 [pin 5] - D1/D2 [pin 2] - G1 [pin 6] - G2 [pin 4] - S1 [pin 1] - S2 [pin 3] ### SW1 — [B3U-1000P](https://www.flux.ai/adrian95/b3u-1000p~kb2.md) - Manufacturer Part Number: B3U-1000P - Part Type: Switch - Manufacturer Name: Omron Electronics Inc-EMC Div - Datasheet URL: https://omronfs.omron.com/en_US/ecb/products/pdf/en-b3u.pdf - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 1 [pin 1] - 2 [pin 2] ### U1 — [NAU7802SGI](https://www.flux.ai/ryanf/nau7802sgi~7y.md) - Manufacturer Part Number: NAU7802SGI - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Nuvoton Technology Corporation - Datasheet URL: https://www.nuvoton.com/export/resource-files/NAU7802%20Data%20Sheet%20V1.7.pdf **Pins:** - AVDD/LDO [pin 16] - AVSS [pin 8] - DRDY [pin 12] - DVDD [pin 15] - DVSS [pin 9] - R-EFN [pin 7] - R-EFP [pin 1] - SCLK [pin 13] - SDIO [pin 14] - VBG [pin 6] - VIN1N [pin 2] - VIN1P [pin 3] - VIN2N [pin 4] - VIN2P [pin 5] - XIN [pin 10] - XOUT [pin 11] ### U2 — [NCP176BMX330TCG](https://www.flux.ai/ryanf/ncp176bmx330tcg~l72.md) - Part Type: Linear Voltage Regulator - Datasheet URL: https://www.mouser.com/datasheet/2/308/1/NCP176_D-2316728.pdf - Package or Case Code: XDFN6 - Manufacturer Name: onsemi - Manufacturer Part Number: NCP176BMX330TCG **Pins:** - EN [pin 4] - FB [pin 2] - GND [pin 3] - IN [pin 6] - N/C [pin 5] - OUT [pin 1] ### U3 — [TPS62130ARGTR](https://www.flux.ai/ryanf/tps62130argtr~8k9.md) - Manufacturer Part Number: TPS62130ARGTR - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.ti.com/lit/ds/symlink/tps62130a.pdf?ts=1716649051225&ref_url=https%253A%252F%252Fwww.ti.com%252Fproduct%252FTPS62130A - Part Type: Switching Regulator - Package or Case Code: QFN50P300X300X50-17N - Manufacturer Name: Texas Instruments **Pins:** - AGND [pin 6] - AGND [pin 17] - AVIN [pin 10] - DEF [pin 8] - EN [pin 13] - FB [pin 5] - FSW [pin 7] - PG [pin 4] - PGND [pin 16] - PGND [pin 15] - PVIN [pin 12] - PVIN [pin 11] - SS/TR [pin 9] - SW [pin 2] - SW [pin 3] - SW [pin 1] - VOS [pin 14] ### U4 — [TP4056](https://www.flux.ai/vasy_skral/tp4056~xa.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: NanJing Top Power ASIC Corp. - Manufacturer Part Number: TP4056 - Part Type: Integrated Circuit - Datasheet URL: https://dlnmh9ip6v2uc.cloudfront.net/datasheets/Prototyping/TP4056.pdf **Pins:** - ~CHRG [pin 7] - ~STDBY [pin 6] - BAT [pin 5] - CE [pin 8] - EP [pin 9] - GND [pin 3] - PROG [pin 2] - TEMP [pin 1] - VCC [pin 4] ### U5 — [AMS1117-3.3](https://www.flux.ai/vasy_skral/ams1117-33~34.md) - Manufacturer Part Number: AMS1117-3.3 - Manufacturer Name: AMS - License: https://creativecommons.org/licenses/by/4.0/ - Symbol Style: Parametric - Datasheet URL: http://www.advanced-monolithic.com/pdf/ds1117.pdf - Part Type: Integrated Circuit **Pins:** - GND [pin 1] - TAB(VOUT) [pin 4] - VIN [pin 3] - VOUT [pin 2] ### U6 — [ESP32-CAM](https://www.flux.ai/lcsc/esp32-cam~krvb.md) - LCSC Part Number: C277946 - JLCPCB Part Class: Extended Part - Manufacturer Part Number: ESP32-CAM - Package or Case Code: COMM-TH_16P-L40.0-W27.0-P2.54_ESP32-CAM - Part Type: WiFi Modules - Manufacturer Name: Ai-Thinker(安信可) **Pins:** - 3V3 [pin 9] - 5V [pin 8] - GND [pin 16] - GND [pin 7] - GND [pin 12] - IO0 [pin 11] - IO12 [pin 6] - IO13 [pin 5] - IO14 [pin 3] - IO15 [pin 4] - IO16 [pin 10] - IO2 [pin 2] - IO4 [pin 1] - U0R [pin 14] - U0T [pin 15] - VCC [pin 13] ### U7 — [DW01A](https://www.flux.ai/kicad-part-library/dw01a~5d.md) - Manufacturer Part Number: DW01A - Datasheet URL: https://hmsemi.com/downfile/DW01A.PDF - Manufacturer Name: Texas Instruments Inc. - Package or Case Code: SOT-23-6 **Pins:** - CS [pin 2] - GND [pin 6] - OC [pin 3] - OD [pin 1] - TD [pin 4] - VCC [pin 5] ### Y1 — RH100-40.000-18-F-2030-EXT-TR-NS1 - Part Type: Oscillator - Manufacturer Part Number: RH100-40.000-18-F-2030-EXT-TR-NS1 - Manufacturer Name: Raltron Electronics - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/6146/RH100-40.000-18-F-2030-EXT-TR-NS1.pdf - Frequency: 40MHz **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### Y2 — [2450AT18B100E](https://www.flux.ai/jecstronic/2450at18b100e~oki.md) - Manufacturer Part Number: 2450AT18B100E - Part Type: Antenna - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.snapeda.com/parts/2450AT18B100E/Johanson%20Technology/datasheet/ - Manufacturer Name: Johanson Technology **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/esli-bryan/esprsso32-smart-scale-ai-auto-layout-example~2z](https://www.flux.ai/esli-bryan/esprsso32-smart-scale-ai-auto-layout-example~2z).* --- *Generated from [https://www.flux.ai/esli-bryan/esprsso32-smart-scale-ai-auto-layout-example~2z](https://www.flux.ai/esli-bryan/esprsso32-smart-scale-ai-auto-layout-example~2z)*