# Microfono para medir fecuencia respiratoria ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** mannoroth - **Created:** 5/25/2025 - **Last Updated:** 5/25/2025 - **Visibility:** Public ## Key Components ### BZ1 — [Buzzer](https://www.flux.ai/jecstronic/buzzer~1j2.md) - Part Type: Buzzer **Pins:** - - - + ### D1 — [LED THT](https://www.flux.ai/jharwinbarrozo/led-tht~gr.md) - Breakdown Voltage: 0V - Series Resistance: 0.42Ω - Emission Coefficient: 3.73 - Saturation Current: 93.2e-12A - Forward Voltage: 1.70 **Pins:** - A [pin 2] - K [pin 1] ### D2 — [LED THT](https://www.flux.ai/jharwinbarrozo/led-tht~gr.md) - Saturation Current: 93.2e-12A - Emission Coefficient: 3.73 - Forward Voltage: 1.70 - Breakdown Voltage: 0V - Series Resistance: 0.42Ω **Pins:** - A [pin 2] - K [pin 1] ### D3 — [LED THT](https://www.flux.ai/jharwinbarrozo/led-tht~gr.md) - Saturation Current: 93.2e-12A - Emission Coefficient: 3.73 - Forward Voltage: 1.70 - Breakdown Voltage: 0V - Series Resistance: 0.42Ω **Pins:** - A [pin 2] - K [pin 1] ### J1 — [Pin Header 01x02 2.54mm Vertical](https://www.flux.ai/jharwinbarrozo/generic-pin-header-01x02-2p54mm-vertical~4uy.md) - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - P1 [pin 1] - P2 [pin 2] ### J2 — [Pin Header 01x02 2.54mm Vertical](https://www.flux.ai/jharwinbarrozo/generic-pin-header-01x02-2p54mm-vertical~4uy.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - P1 [pin 1] - P2 [pin 2] ### U2 — [ESP32-DEVKIT-V1](https://www.flux.ai/vasyl/esp32-devkit-v1~zya.md) - Part Type: Module - Symbol Style: Parametric - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32_datasheet_en.pdf - Manufacturer Part Number: ESP32-DEVKIT-V1 - Manufacturer Name: Espressif Systems **Pins:** - 3V3 [pin 1] - D12 [pin 27] - D13 [pin 28] - D14 [pin 26] - D15 [pin 3] - D18 [pin 9] - D19 [pin 10] - D2 [pin 4] - D21 [pin 11] - D22 [pin 14] - D23 [pin 15] - D25 [pin 23] - D26 [pin 24] - D27 [pin 25] - D32 [pin 21] - D33 [pin 22] - D34 [pin 19] - D35 [pin 20] - D4 [pin 5] - D5 [pin 8] - EN [pin 16] - GND [pin 2] - GND__1 [pin 29] - RX0 [pin 12] - RX2 [pin 6] - sensor_VN [pin 18] - sensor_VP [pin 17] - TX0 [pin 13] - TX2 [pin 7] - VIN [pin 30] ### U3 — [LM393APSR](https://www.flux.ai/lcsc/lm393apsr~qofb.md) - Manufacturer Part Number: LM393APSR - JLCPCB Part Class: Extended Part - Manufacturer Name: TI(德州仪器) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1809090209_Texas-Instruments-LM393APSR_C127963.pdf - LCSC Part Number: C127963 - Part Type: Comparators - Package or Case Code: SOIC-8_L6.2-W5.3-P1.27-LS8.0-BL - Product Info Url: https://lcsc.com/product-detail/Analog-Comparators_TI_LM393APSR_LM393APSR_C127963.html **Pins:** - GND [pin 4] - IN/+ [pin 3] - IN1/- [pin 2] - IN2/- [pin 6] - IN2/+ [pin 5] - OUT1 [pin 1] - OUT2 [pin 7] - VCC [pin 8] ### VR1 — [1MΩ Thumbwheel Potentiometer](https://www.flux.ai/corynrobinson/1mohm-thumbwheel-potentiometer~1e.md) - Manufacturer Name: Bourns - Resistance: 100KΩ - Datasheet URL: https://www.bourns.com/docs/Product-Datasheets/3352.pdf - Manufacturer Part Number: 3352T-1-105LF - Part Type: Resistor **Pins:** - P1 [pin 1] - P2 [pin 2] - P3 [pin 3] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/mannoroth/microfono-para-medir-fecuencia-respiratoria~ev](https://www.flux.ai/mannoroth/microfono-para-medir-fecuencia-respiratoria~ev).* --- *Generated from [https://www.flux.ai/mannoroth/microfono-para-medir-fecuencia-respiratoria~ev](https://www.flux.ai/mannoroth/microfono-para-medir-fecuencia-respiratoria~ev)*