# Coffee Waker Main HQ W/ Module V3.1 82a2 ## Description The Coffee Waker is a unique, full-featured coffee maker alarm clock designed to brighten your morning routine with the irresistible aroma of freshly brewed coffee. By seamlessly integrating multiple high-performance components onto a single main board, the Coffee Waker delivers both functionality and innovation: - **Processing & Connectivity:** Powered by an ESP32-S3, it offers built-in WiFi and Bluetooth, enabling smart scheduling, remote control, and over-the-air updates. - **Precision Sensing:** A 16-bit load cell ADC provides accurate measurements, ensuring precise weight sensing for coffee bean dosing or liquid volume monitoring. - **Quality Audio Output:** The onboard 16-bit MP3 DAC guarantees clear audio playback, from alarm sounds to any custom wake-up messages you program. - **Robust Power Handling:** With a 120V heater cartridge relay and a 12V wakeup light converter integrated, the board safely manages high voltage switching and provides a visually soothing light routine. - **Thoughtful Integration:** Designed with automotive-grade components, precision regulators, and careful signal routing, the Coffee Waker Main Board combines performance with reliability while keeping a compact footprint. Overall, the Coffee Waker transcends the ordinary alarm clock, merging daily utility with modern connectivity and a touch of luxury—making it the perfect addition to any nightstand. #CoffeeWaker #SmartHome #CoffeeMaker #AlarmClock #MorningRoutine #Technology #Innovation ## Project Details - **Owner:** ryanf - **Created:** 2/18/2025 - **Last Updated:** 4/9/2025 - **Visibility:** Public - **Copies:** 3 ## Key Components ### BEAD1 — [MAF1005FSA102AT000](https://www.flux.ai/lcsc/maf1005fsa102at000~vjo7.md) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1912111437_TDK-MAF1005FSA102AT000_C432983.pdf - Manufacturer Part Number: MAF1005FSA102AT000 - Manufacturer Name: TDK - LCSC Part Number: C432983 - Product Info Url: https://lcsc.com/product-detail/Beads_TDK-MAF1005FSA102AT000_C432983.html - Part Type: Ferrite Beads - JLCPCB Part Class: Extended Part - Package or Case Code: L0402 **Pins:** - 1 [pin 1] - 2 [pin 2] ### BEAD2 — [MAF1005FSA102AT000](https://www.flux.ai/lcsc/maf1005fsa102at000~vjo7.md) - JLCPCB Part Class: Extended Part - Package or Case Code: L0402 - Part Type: Ferrite Beads - Manufacturer Part Number: MAF1005FSA102AT000 - LCSC Part Number: C432983 - Manufacturer Name: TDK - Product Info Url: https://lcsc.com/product-detail/Beads_TDK-MAF1005FSA102AT000_C432983.html - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1912111437_TDK-MAF1005FSA102AT000_C432983.pdf **Pins:** - 1 [pin 1] - 2 [pin 2] ### D1 — 1N4148WS-7 - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: SMC Diode Solutions - Manufacturer Part Number: 1N4148WS-7 - Datasheet URL: https://www.mouser.com/datasheet/2/308/1N914BWS-D-1801390.pdf - Part Type: Diode **Pins:** - A [pin 2] - K [pin 1] ### J1 — [302-S101](https://www.flux.ai/adrian95/302-s101~mwf.md) - Part Type: Wakeup Light Conn - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: On Shore Technology Inc. - Datasheet URL: http://www.on-shore.com/wp-content/uploads/2018/04/302-SXX1.pdf - Manufacturer Part Number: ED1543-ND **Pins:** - 1 [pin 1] - 10 [pin 10] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] - 9 [pin 9] ### J10 — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md) - Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf - Manufacturer Part Number: 691137710002 - Part Type: 120VAC Input - Manufacturer Name: Würth Elektrik **Pins:** - P1 [pin 1] - P2 [pin 2] ### J12 — [Pin Header 02x03 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-02x03-254mm-vertical~z8m.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] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] ### J13 — [Pin Header 01x04 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x04-254mm-vertical~l97.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: MISC Power Out **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] ### J14 — [Pin Header 01x04 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x04-254mm-vertical~l97.md) - Part Type: MISC GPIO Out - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] ### J15 — [Pin Header 01x04 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x04-254mm-vertical~l97.md) - Part Type: MISC I2C Out - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] ### J2 — MSD-4-A - Manufacturer Name: CUI Devices - Part Type: Connector - Datasheet URL: https://www.cuidevices.com/product/resource/msd-4-a.pdf - Manufacturer Part Number: MSD-4-A **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] ### J3 — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md) - Part Type: Connector - Manufacturer Name: Würth Elektrik - Manufacturer Part Number: 691137710002 - Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf **Pins:** - P1 [pin 1] - P2 [pin 2] ### J4 — [302-S101](https://www.flux.ai/adrian95/302-s101~mwf.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: LOAD CELL Conn - Manufacturer Part Number: ED1543-ND - Datasheet URL: http://www.on-shore.com/wp-content/uploads/2018/04/302-SXX1.pdf - Manufacturer Name: On Shore Technology Inc. **Pins:** - 1 [pin 1] - 10 [pin 10] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] - 9 [pin 9] ### J5 — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md) - Part Type: Heater Output - Manufacturer Name: Würth Elektrik - Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf - Manufacturer Part Number: 691137710002 **Pins:** - P1 [pin 1] - P2 [pin 2] ### J6 — [Pin Header 01x04 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x04-254mm-vertical~l97.md) - Part Type: 7 Seg Disp Conn - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] ### J7 — [USB4105-GF-A](https://www.flux.ai/adrian95/usb4105-gf-a~im9.md) - Manufacturer Name: GCT - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/5492/USB4105.pdf - Manufacturer Part Number: USB4105-GF-A - Part Type: USB-C 2.0 Connector - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: GCT **Pins:** - CC1 [pin A5] - CC2 [pin B5] - DN1 [pin A7] - DN2 [pin B7] - DP1 [pin A6] - DP2 [pin B6] - GND [pin A1_B12] - GND__1 [pin B1_A12] - SBU1 [pin A8] - SBU2 [pin B8] - SHELL_GND [pin SH1] - SHELL_GND__1 [pin SH2] - SHELL_GND__2 [pin SH3] - SHELL_GND__3 [pin SH4] - VBUS [pin A4_B9] - VBUS__1 [pin B4_A9] ### J8 — B4P-VH(LF)(SN) - Manufacturer Part Number: B4P-VH - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/eVH.pdf - Manufacturer Name: JST Sales America Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: 12V Input **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] ### J9 — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md) - Part Type: 120VAC Output - Manufacturer Name: Würth Elektrik - Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf - Manufacturer Part Number: 691137710002 **Pins:** - P1 [pin 1] - P2 [pin 2] ### K2 — AWHSH105D00G - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/5662/AWHSH105D00G.pdf?_gl=1*1vl91e3*_up*MQ..&gclid=CjwKCAjwyo60BhBiEiwAHmVLJQUJObzX5QftJ4TVnHttr9NX8BcuCPoermqNJF7FtsIWEqsTfk-tZxoCreUQAvD_BwE - Release Time: 5 ms - Manufacturer Name: Amphenol Anytek - Contact Rating: 15A - Switching Voltage: 240VAC, 110VDC - MaxV - Operating Temperature: -30°C ~ 85°C - Coil Voltage: 5V - Load - Max Switching: 3600VA, 1650W - Manufacturer Part Number: AWHSH105D00G - Coil Type: Non Latching - Operate Time: 10 ms - Contact Form: SPST-NO (1 Form A) **Pins:** - 3 [pin 3] - 4 [pin 4] - COM [pin 5] - NC [pin 2] - NO [pin 1] ### Q1 — [MMBT2222A](https://www.flux.ai/jecstronic/mmbt2222a~vwv.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: MMBT2222A - Beta / hFe: 100 - Part Type: Transistor - Manufacturer Name: onsemi - Leakage Current: 1e-13A - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/NextGen%20Components%20PDFs/MMBT2222A.pdf **Pins:** - B [pin 1] - C [pin 3] - E [pin 2] ### SW1 — [SW Push SPST NO Alps](https://www.flux.ai/adrian95/sw-push-spst-no-alps~4ii.md) - Part Type: Switch **Pins:** - P1 [pin 3] - P2 [pin 1] ### SW2 — [SW Push SPST NO Alps](https://www.flux.ai/adrian95/sw-push-spst-no-alps~4ii.md) - Part Type: Switch **Pins:** - P1 [pin 3] - P2 [pin 1] ### TP_I2C_SCL — 1.5 mm Test Pad - Manufacturer Part Number: R0707 - Manufacturer Name: Foootprint Fitz Industries **Pins:** - TP [pin 1] ### TP_I2C_SDA — 1.5 mm Test Pad - Manufacturer Name: Foootprint Fitz Industries - Manufacturer Part Number: R0707 **Pins:** - TP [pin 1] ### TP_I2S_MAX_BCK — 1.5 mm Test Pad - Manufacturer Name: Foootprint Fitz Industries - Manufacturer Part Number: R0707 **Pins:** - TP [pin 1] ### TP_I2S_MAX_DATA — 1.5 mm Test Pad - Manufacturer Part Number: R0707 - Manufacturer Name: Foootprint Fitz Industries **Pins:** - TP [pin 1] ### TP_I2S_PCM_LRCK — 1.5 mm Test Pad - Manufacturer Name: Foootprint Fitz Industries - Manufacturer Part Number: R0707 **Pins:** - TP [pin 1] ### TP_I2S_PCM_SCK — 1.5 mm Test Pad - Manufacturer Name: Foootprint Fitz Industries - Manufacturer Part Number: R0707 **Pins:** - TP [pin 1] ### U1 — [TPS62130ARGTR](https://www.flux.ai/ryanf/tps62130argtr~8k9.md) - Manufacturer Part Number: TPS62130ARGTR - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Switching Regulator - Datasheet URL: https://www.ti.com/lit/ds/symlink/tps62130a.pdf?ts=1716649051225&ref_url=https%253A%252F%252Fwww.ti.com%252Fproduct%252FTPS62130A - Manufacturer Name: Texas Instruments - 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] ### U2 — [NCP176BMX330TCG](https://www.flux.ai/ryanf/ncp176bmx330tcg~l72.md) - Manufacturer Part Number: NCP176BMX330TCG - Datasheet URL: https://www.mouser.com/datasheet/2/308/1/NCP176_D-2316728.pdf - Part Type: Linear Voltage Regulator - Manufacturer Name: onsemi - Package or Case Code: XDFN6 **Pins:** - EN [pin 4] - FB [pin 2] - GND [pin 3] - IN [pin 6] - N/C [pin 5] - OUT [pin 1] ### U3 — [NAU7802SGI](https://www.flux.ai/ryanf/nau7802sgi~7y.md) - Datasheet URL: https://www.nuvoton.com/export/resource-files/NAU7802%20Data%20Sheet%20V1.7.pdf - Manufacturer Name: Nuvoton Technology Corporation - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: NAU7802SGI **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] ### U4 — [ESP32-S3-WROOM-1-N8R8](https://www.flux.ai/adrian95/esp32-s3-wroom-1-n8r8~na1.md) - Manufacturer Part Number: ESP32-S3-WROOM-1-N8R8 - Manufacturer Name: Espressif Systems - Part Type: Module - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-s3-wroom-1_wroom-1u_datasheet_en.pdf - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 3V3 [pin 2] - EN [pin 3] - GND [pin 41_8] - GND [pin 41_2] - GND [pin 41_3] - GND [pin 41_1] - GND [pin 41_5] - GND [pin 41_7] - GND [pin 40] - GND [pin 41_9] - GND [pin 41_4] - GND [pin 1] - GND [pin 41_6] - 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] - IO35 [pin 28] - IO36 [pin 29] - IO37 [pin 30] - 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] - RXD0 [pin 36] - TXD0 [pin 37] ### U5 — [MAX98357AETE+T](https://www.flux.ai/adrian95/max98357aeteplust~wk.md) - Manufacturer Part Number: MAX98357AETE+T - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Analog Devices Inc./Maxim Integrated - Datasheet URL: https://www.analog.com/media/en/technical-documentation/data-sheets/max98357a-max98357b.pdf - Part Type: Integrated Circuit **Pins:** - ~SD_MODE [pin 4] - BCLK [pin 16] - DIN [pin 1] - GAIN_SLOT [pin 2] - GND_1 [pin 3] - GND_2 [pin 11] - GND_3 [pin 15] - LRCLK [pin 14] - N.C._1 [pin 5] - N.C._2 [pin 6] - N.C._3 [pin 12] - N.C._4 [pin 13] - OUTN [pin 10] - OUTP [pin 9] - THERMAL_PAD [pin 17] - VDD_1 [pin 7] - VDD_2 [pin 8] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/ryanf/coffee-waker-main-hq-w-module-v3p1-82a2~uh](https://www.flux.ai/ryanf/coffee-waker-main-hq-w-module-v3p1-82a2~uh).* --- *Generated from [https://www.flux.ai/ryanf/coffee-waker-main-hq-w-module-v3p1-82a2~uh](https://www.flux.ai/ryanf/coffee-waker-main-hq-w-module-v3p1-82a2~uh)*