# Operational Lavender Time Machine ## Description Whitfield Profile FS30 - 120 VAC Drop-In Controller (16-pin Harness Compatible) ## Project Details - **Owner:** paulbucksbee4 - **Created:** 2/3/2026 - **Last Updated:** 2/3/2026 - **Visibility:** Public - **Operating Voltage:** 120 VAC - **System Architecture:** ```mermaid flowchart TD AC_IN["120VAC Harness Input"] --> PROTECT["Protection Fuse MOV EMI"] PROTECT --> AC_BUS["Switched AC Bus"] PROTECT --> PSU["Isolated AC-DC PSU 5V or 3.3V"] PSU --> LV["Low Voltage Domain"] LV --> MCU["MCU with watchdog"] LV --> UI["Status LEDs Testpoints"] AC_BUS --> OUT_IGN["Igniter Output Triac driver"] AC_BUS --> OUT_CMB["Combustion Blower Triac driver"] AC_BUS --> OUT_CNV["Convection Blower Triac driver"] AC_BUS --> OUT_AUG["Auger Output Triac driver"] SENS["Sensors and Interlocks High limit x2 Pressure switch Photo eye"] --> INCOND["Input conditioning filter debounce fail-safe"] INCOND --> MCU MCU --> ISO_DRV["Isolated gate drive Optotriac"] ISO_DRV --> OUT_IGN ISO_DRV --> OUT_CMB ISO_DRV --> OUT_CNV ISO_DRV --> OUT_AUG HARNESS["16-pin Harness Connector"] --> AC_IN HARNESS --> SENS HARNESS --> OUT_IGN HARNESS --> OUT_CMB HARNESS --> OUT_CNV HARNESS --> OUT_AUG ``` - **Domain:** Appliance control - pellet stove - **Compliance:** Mains connected - isolation and creepage/clearance required - **Copies:** 1 ## Key Components ### F1 — [0603FT 6A](https://www.flux.ai/lcsc/0603ft-6a.md) - JLCPCB Part Class: Extended Part - Datasheet URL: https://assets.lcsc.com/datasheet/szlcsc/Download-ISO9001-Certification.pdf - Role Details: 6 A fast-blow fuse on igniter hot feed - Manufacturer Name: Skygate(天宇匹克) - LCSC Part Number: C669428 - Package or Case Code: F0603 - Manufacturer Part Number: 0603FT 6A - Role: Fuse - Product Info Url: https://lcsc.com/product-detail/Surface-Mount-Fuses_Skygate-0603FT-6A_C669428.html - Part Type: Fuses **Pins:** - 1 [pin 1] - 2 [pin 2] ### J1 — [282836-8](https://www.flux.ai/adrian95/282836-8.md) - Datasheet URL: https://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=1308389_EUROSTYLE_TERMINAL_BLOCKS&DocType=CS&DocLang=English - Manufacturer Part Number: 282836-8 - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: TE Connectivity AMP Connectors - Part Type: Connector - Renumbered Pins: 1,2,3,4,5,6,7,8 **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] ### J2 — [282836-8](https://www.flux.ai/adrian95/282836-8.md) - Part Type: Connector - Renumbered Pins: 9,10,11,12,13,14,15,16 - Manufacturer Name: TE Connectivity AMP Connectors - Datasheet URL: https://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=1308389_EUROSTYLE_TERMINAL_BLOCKS&DocType=CS&DocLang=English - Manufacturer Part Number: 282836-8 - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] ### J3 — [0901301106](https://www.flux.ai/adrian95/0901301106.md) - Role: Programming - Package: THT 2.54mm - Part Type: Connector - Datasheet URL: https://tools.molex.com/pdm_docs/sd/901301106_sd.pdf - Manufacturer Part Number: 0901301106 - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Molex - Role Details: 6-pin ISP header (MISO/MOSI/SCK/RESET/VCC/GND) **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] ### J4 — [Connector 01x04 Horizontal](https://www.flux.ai/jharwinbarrozo/connector-01x04-horizontal.md) - Manufacturer Part Number: 0022288040 - Package: THT 2.54mm - Role Details: DWIN HMI UART: +5V, GND, TX, RX - Role: Human Interface - Part Type: Connector - Manufacturer Name: Molex **Pins:** - PIN_1 [pin 1] - PIN_2 [pin 2] - PIN_3 [pin 3] - PIN_4 [pin 4] ### J5 — [2x5 Pin Shrouded Header](https://www.flux.ai/rex-flux/2x5-pin-shrouded-header.md) - Role: External interface - Manufacturer Part Number: 61201021621 - Package: THT 2.54mm - Role Details: Keyed Arduino Uno off-board harness header: +5V, GND, UART, and 4 GPIO to optotriac LED resistors - Datasheet URL: https://www.we-online.com/catalog/datasheet/61201021621.pdf - Manufacturer Name: Würth Elektronik - Part Type: Connector **Pins:** - P1 [pin 1] - P10 [pin 10] - P2 [pin 2] - P3 [pin 3] - P4 [pin 4] - P5 [pin 5] - P6 [pin 6] - P7 [pin 8] - P7 [pin 7] - P9 [pin 9] ### J6 — [0022288040](https://www.flux.ai/adrian95/0022288040.md) - Role: Human Interface - Package or Case Code: HDRRA4W66P0X254_1X4_1016X229X274P - License: https://creativecommons.org/licenses/by/4.0/ - Package: THT 2.54mm - Manufacturer Part Number: 0022288040 - Datasheet URL: https://www.molex.com/pdm_docs/sd/022288040_sd.pdf - Part Type: Connector - Manufacturer Name: Molex - Role Details: DWIN HMI UART: +5V, GND, TX, RX (Molex 0022288040) **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### PS1 — [HLK-PM01](https://www.flux.ai/adrian95/hlk-pm01.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Hi_Link - Manufacturer Part Number: HLK-PM01 - Part Type: ACDC - Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_2409141600_HI-LINK-HLK-PM01_C209903.pdf - Role: Isolated PSU - Role Details: Isolated AC-DC module for LV rail (5V) **Pins:** - -Vout [pin 3] - +Vout [pin 4] - AC/L [pin 1] - AC/N [pin 2] ### Q1 — [BTA16-600SW3G](https://www.flux.ai/vasyl/bta16-600sw3g.md) - Manufacturer Part Number: BTA16-600SW3G - Manufacturer Name: STMicroelectronics - Datasheet URL: https://www.littelfuse.com/~/media/electronics/datasheets/switching_thyristors/littelfuse_thyristor_bta16_600sw3_d_datasheet.pdf.pdf - Part Type: Thyristors - Role Details: Main triac for igniter/blowers/auger - Role: AC switch **Pins:** - A1 [pin 1] - A2 [pin 2] - G [pin 3] ### Q2 — [BTA16-600SW3G](https://www.flux.ai/vasyl/bta16-600sw3g.md) - Role Details: Main triac for igniter/blowers/auger - Part Type: Thyristors - Manufacturer Name: STMicroelectronics - Datasheet URL: https://www.littelfuse.com/~/media/electronics/datasheets/switching_thyristors/littelfuse_thyristor_bta16_600sw3_d_datasheet.pdf.pdf - Manufacturer Part Number: BTA16-600SW3G - Role: AC switch **Pins:** - A1 [pin 1] - A2 [pin 2] - G [pin 3] ### Q3 — [BTA16-600SW3G](https://www.flux.ai/vasyl/bta16-600sw3g.md) - Role: AC switch - Part Type: Thyristors - Manufacturer Name: STMicroelectronics - Manufacturer Part Number: BTA16-600SW3G - Datasheet URL: https://www.littelfuse.com/~/media/electronics/datasheets/switching_thyristors/littelfuse_thyristor_bta16_600sw3_d_datasheet.pdf.pdf - Role Details: Main triac for igniter/blowers/auger **Pins:** - A1 [pin 1] - A2 [pin 2] - G [pin 3] ### Q4 — [BTA16-600SW3G](https://www.flux.ai/vasyl/bta16-600sw3g.md) - Manufacturer Part Number: BTA16-600SW3G - Datasheet URL: https://www.littelfuse.com/~/media/electronics/datasheets/switching_thyristors/littelfuse_thyristor_bta16_600sw3_d_datasheet.pdf.pdf - Manufacturer Name: STMicroelectronics - Part Type: Thyristors - Role: AC switch - Role Details: Main triac for igniter/blowers/auger **Pins:** - A1 [pin 1] - A2 [pin 2] - G [pin 3] ### RV1 — [MOV-14D271K](https://www.flux.ai/jecstronic/mov-14d271k.md) - Role: Surge protection - Role Details: MOV across L-N at mains input - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Bourns Inc. - Part Type: Varistor - Manufacturer Part Number: MOV-14D271K - Datasheet URL: https://www.bourns.com/docs/Product-Datasheets/MOV14D.pdf **Pins:** - 1 [pin 1] - 2 [pin 2] ### U1 — [MOC3063SR2VM](https://www.flux.ai/lcsc/moc3063sr2vm.md) - LCSC Part Number: C258261 - Part Type: Optocouplers - Thyristor Signal Output - Role: Isolated triac driver - Manufacturer Part Number: MOC3063SR2VM - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2409302136_onsemi-MOC3063SR2VM_C258261.pdf - Package or Case Code: SMD-6_L8.7-W6.5-P2.54-LS10.6-BL - JLCPCB Part Class: Extended Part - Manufacturer Name: onsemi(安森美) - Role Details: Optotriac driver for AC load switching - Product Info Url: https://lcsc.com/product-detail/Others_ON-Semicon_MOC3063SR2VM_ON-Semicon-ON-MOC3063SR2VM_C258261.html **Pins:** - AN [pin 1] - CAT [pin 2] - MT [pin 6] - MT [pin 4] - NC [pin 3] - NC [pin 5] ### U2 — [MOC3063SR2VM](https://www.flux.ai/lcsc/moc3063sr2vm.md) - Manufacturer Part Number: MOC3063SR2VM - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2409302136_onsemi-MOC3063SR2VM_C258261.pdf - Role Details: Optotriac driver for AC load switching - LCSC Part Number: C258261 - Part Type: Optocouplers - Thyristor Signal Output - JLCPCB Part Class: Extended Part - Manufacturer Name: onsemi(安森美) - Product Info Url: https://lcsc.com/product-detail/Others_ON-Semicon_MOC3063SR2VM_ON-Semicon-ON-MOC3063SR2VM_C258261.html - Role: Isolated triac driver - Package or Case Code: SMD-6_L8.7-W6.5-P2.54-LS10.6-BL **Pins:** - AN [pin 1] - CAT [pin 2] - MT [pin 6] - MT [pin 4] - NC [pin 3] - NC [pin 5] ### U3 — [MOC3063SR2VM](https://www.flux.ai/lcsc/moc3063sr2vm.md) - Part Type: Optocouplers - Thyristor Signal Output - LCSC Part Number: C258261 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2409302136_onsemi-MOC3063SR2VM_C258261.pdf - Manufacturer Part Number: MOC3063SR2VM - Role: Isolated triac driver - Package or Case Code: SMD-6_L8.7-W6.5-P2.54-LS10.6-BL - Role Details: Optotriac driver for AC load switching - Product Info Url: https://lcsc.com/product-detail/Others_ON-Semicon_MOC3063SR2VM_ON-Semicon-ON-MOC3063SR2VM_C258261.html - JLCPCB Part Class: Extended Part - Manufacturer Name: onsemi(安森美) **Pins:** - AN [pin 1] - CAT [pin 2] - MT [pin 6] - MT [pin 4] - NC [pin 3] - NC [pin 5] ### U4 — [MOC3063SR2VM](https://www.flux.ai/lcsc/moc3063sr2vm.md) - Role Details: Optotriac driver for AC load switching - LCSC Part Number: C258261 - Part Type: Optocouplers - Thyristor Signal Output - Manufacturer Part Number: MOC3063SR2VM - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2409302136_onsemi-MOC3063SR2VM_C258261.pdf - Role: Isolated triac driver - Package or Case Code: SMD-6_L8.7-W6.5-P2.54-LS10.6-BL - JLCPCB Part Class: Extended Part - Manufacturer Name: onsemi(安森美) - Product Info Url: https://lcsc.com/product-detail/Others_ON-Semicon_MOC3063SR2VM_ON-Semicon-ON-MOC3063SR2VM_C258261.html **Pins:** - AN [pin 1] - CAT [pin 2] - MT [pin 6] - MT [pin 4] - NC [pin 3] - NC [pin 5] ### U6 — [ATMEGA328PB-AU](https://www.flux.ai/adrian95/atmega328pb-au.md) - Role: MCU - Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/40001907A.pdf - Part Type: Microcontroller - Manufacturer Name: Microchip - License: https://creativecommons.org/licenses/by/4.0/ - Package: TQFP-32 - Manufacturer Part Number: ATMEGA328PB-AU - Role Details: Arduino Uno compatible controller (ATmega328PB) replacing STM32F030F4P6 **Pins:** - ~RESET~/PC6 [pin 29] - AREF [pin 20] - AVCC [pin 18] - GND [pin 21] - GND [pin 5] - PB0 [pin 12] - PB1 [pin 13] - PB2 [pin 14] - PB3 [pin 15] - PB4 [pin 16] - PB5 [pin 17] - PC0 [pin 23] - PC1 [pin 24] - PC2 [pin 25] - PC3 [pin 26] - PC4 [pin 27] - PC5 [pin 28] - PD0 [pin 30] - PD1 [pin 31] - PD2 [pin 32] - PD3 [pin 1] - PD4 [pin 2] - PD5 [pin 9] - PD6 [pin 10] - PD7 [pin 11] - PE0 [pin 3] - PE1 [pin 6] - PE2 [pin 19] - PE3 [pin 22] - VCC [pin 4] - XTAL1/PB6 [pin 7] - XTAL2/PB7 [pin 8] ### U7 — [TXS0102DCTR](https://www.flux.ai/lcsc/txs0102dctr.md) - Role Details: UART level shifter between ATmega328 and external DWIN HMI - Product Info Url: https://lcsc.com/product-detail/Others_Texas-Instruments_TXS0102DCTR_Texas-Instruments-TI-TXS0102DCTR_C324082.html - Role: Level shifting - LCSC Part Number: C324082 - Package: SSOP-8 - Manufacturer Name: TI(德州仪器) - Manufacturer Part Number: TXS0102DCTR - JLCPCB Part Class: Extended Part - Part Type: Translators / Level Shifters - Package or Case Code: SSOP-8_L2.9-W2.8-P0.65-LS4.0-BR - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1811082018_Texas-Instruments-TXS0102DCTR_C324082.pdf **Pins:** - A1 [pin 5] - A2 [pin 4] - B1 [pin 8] - B2 [pin 1] - GND [pin 2] - OE [pin 6] - VCCA [pin 3] - VCCB [pin 7] ### U8 — [74LVC2T45DC,125](https://www.flux.ai/lcsc/74lvc2t45dcc125.md) - LCSC Part Number: C730237 - Part Type: Translators / Level Shifters - JLCPCB Part Class: Extended Part - Role: Level shifting - Manufacturer Part Number: 74LVC2T45DC,125 - Manufacturer Name: Nexperia(安世) - Package or Case Code: VSSOP-8_L2.1-W2.4-P0.50-LS3.2-BL - Role Details: UART level shifter alternative; to be stuffed only if needed (DNP by default) - Package: VSSOP-8 **Pins:** - 1A [pin 2] - 1B [pin 7] - 2A [pin 3] - 2B [pin 6] - DIR [pin 5] - GND [pin 4] - VCC(A) [pin 1] - VCC(B) [pin 8] ### U9 — [WE-TVS-82400102](https://www.flux.ai/kicad-part-library/we-tvs-82400102.md) - Manufacturer Part Number: WE-TVS-82400102 - Datasheet URL: https://www.we-online.com/components/products/datasheet/82400102.pdf - Role: ESD protection - Package or Case Code: SOT-23-6 - Package: SOT-23-6 - Manufacturer Name: Texas Instruments Inc. - Role Details: 2-channel TVS array protecting UART_HMI_TX and UART_HMI_RX at HMI connector **Pins:** - ~ [pin 1] - ~ [pin 3] - ~ [pin 4] - ~ [pin 5] - ~ [pin 6] - ~ [pin 2] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/paulbucksbee4/operational-lavender-time-machine](https://www.flux.ai/paulbucksbee4/operational-lavender-time-machine).* --- *Generated from [https://www.flux.ai/paulbucksbee4/operational-lavender-time-machine](https://www.flux.ai/paulbucksbee4/operational-lavender-time-machine)*