# ESPRSSO32 Smart Scale AI Auto Layout [Example] vs5y ## 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:** carterscherer - **Created:** 1/12/2025 - **Last Updated:** 1/12/2025 - **Visibility:** Public ## Key Components ### IC1 — [ESP32-C3FH4 (no gnd vias)](https://www.flux.ai/ryanf/esp32-c3fh4-no-gnd-vias.md) - Part Type: Integrated Circuit - Manufacturer Name: Espressif Systems - Datasheet URL: https://datasheet.lcsc.com/lcsc/2108071730_Espressif-Systems-ESP32-C3_C2838500.pdf - 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 Name: CUI Devices - Manufacturer Part Number: MSD-4-A - Part Type: Connector - Datasheet URL: https://www.cuidevices.com/product/resource/msd-4-a.pdf **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.md) - Manufacturer Name: Würth Elektronik - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.we-online.com/katalog/datasheet/694101308002.pdf - Part Type: Connector **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] ### J3 — [0532610471](https://www.flux.ai/vasyl/0532610471.md) - Manufacturer Name: Molex - Manufacturer Part Number: 0532610471 - Datasheet URL: https://www.molex.com/pdm_docs/sd/532610471_sd.pdf - Part Type: Connector **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.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] ### J5 — [Pin Header 01x03 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x03-254mm-vertical.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] ### 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 Part Number: R0707 - Manufacturer Name: Foootprint Fitz Industries **Pins:** - TP [pin 1] ### MCU_TXD — 1.5 mm Test Pad - Manufacturer Part Number: R0707 - Manufacturer Name: Foootprint Fitz Industries **Pins:** - TP [pin 1] ### U1 — [NAU7802SGI](https://www.flux.ai/ryanf/nau7802sgi.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: NAU7802SGI - Part Type: Integrated Circuit - 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.md) - Manufacturer Part Number: NCP176BMX330TCG - Package or Case Code: XDFN6 - Manufacturer Name: onsemi - Part Type: Linear Voltage Regulator - Datasheet URL: https://cdn2.flux.ai/copilot-datasheets/pdf-upload-79a48f9a9938de43ee56040a814f0eb9e17c91ca0068de44d9b74fded9715a35/44c98bb18ac6f0d3bc4c9ebd1d542dcdd5b57c6ec42d8031d90f20b05e5ab3b4.pdf?GoogleAccessId=graviton-mvp%40appspot.gserviceaccount.com&Expires=4874084547&Signature=SVuGm0iASut0ewYRiIQumVmk0EzLg4pBf6r73EhaIcA1sn%2FRON95DhdEjD09G%2BHYC9C3wAjaXJKj4%2BOAh93FWSbEvRG7Y06l0Ge%2FG93fFS2%2FlU9Ol%2FTVK1ZwBrhgqk%2FKEc%2F7CW1CzfYo0JK4qBna7KsjGs3KIEXzrGE2HscZB7oGWcl%2BAsSCfqPLEYyJP1fqw%2FDRtmOYz8iFfIwKQQ%2FMXHF9o4NSKc6HhH7dZSHltk007tzwLVjB7qq35tT5QTDWsfoP0Wi2JgwnTeZDjR8qovAwBJwlXIlgajszn8pORw5gScHVkMb3SRbXrrRDWYgmr8y04y0dwJbkwZhUMBUSxA%3D%3D **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.md) - Part Type: Switching Regulator - Manufacturer Name: Texas Instruments - Datasheet URL: https://www.ti.com/lit/ds/symlink/tps62130.pdf - Manufacturer Part Number: TPS62130ARGTR - License: https://creativecommons.org/licenses/by/4.0/ - Package or Case Code: QFN50P300X300X50-17N **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] ### Y1 — RH100-40.000-18-F-2030-EXT-TR-NS1 - Manufacturer Part Number: RH100-40.000-18-F-2030-EXT-TR-NS1 - Part Type: Oscillator - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/6146/RH100-40.000-18-F-2030-EXT-TR-NS1.pdf - Manufacturer Name: Raltron Electronics - Frequency: 40MHz **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### Y2 — [2450AT18B100E](https://www.flux.ai/jecstronic/2450at18b100e.md) - Datasheet URL: https://www.snapeda.com/parts/2450AT18B100E/Johanson%20Technology/datasheet/ - Manufacturer Part Number: 2450AT18B100E - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Antenna - 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/carterscherer/esprsso32-smart-scale-ai-auto-layout-example-vs5y](https://www.flux.ai/carterscherer/esprsso32-smart-scale-ai-auto-layout-example-vs5y).* --- *Generated from [https://www.flux.ai/carterscherer/esprsso32-smart-scale-ai-auto-layout-example-vs5y](https://www.flux.ai/carterscherer/esprsso32-smart-scale-ai-auto-layout-example-vs5y)*