# Duet3D Delta Toolboard ## Description A tool board for Delta 3D printers to connect to the Duet3D system. All connected through a single power and CAN cable. ## Project Details - **Owner:** sevimuelli - **Created:** 4/18/2026 - **Last Updated:** 6/1/2026 - **Visibility:** Public - **Manufacturing Quantity Target:** 5 - **Part Type:** 3D Printer Toolboard - **Power Requirements:** 24V - **Domain:** Consumer Electronics - **Board Thickness:** 1.6mm ## Key Components ### D1 — [BAT54CW](https://www.flux.ai/kicad-part-library/bat54cw~83.md) - Datasheet URL: https://assets.nexperia.com/documents/data-sheet/BAT54W_SER.pdf - Manufacturer Part Number: BAT54CW - Package or Case Code: SOT-323_SC-70 **Pins:** - ~ [pin 1] - ~ [pin 3] - ~ [pin 2] ### D2 — [BAT54CW](https://www.flux.ai/kicad-part-library/bat54cw~83.md) - Manufacturer Part Number: BAT54CW - Datasheet URL: https://assets.nexperia.com/documents/data-sheet/BAT54W_SER.pdf - Package or Case Code: SOT-323_SC-70 **Pins:** - ~ [pin 1] - ~ [pin 3] - ~ [pin 2] ### D3 — [MBR140ESFT1G](https://www.flux.ai/lcsc/mbr140esft1g~71s5.md) - Manufacturer Part Number: MBR140ESFT1G - JLCPCB Part Class: Extended Part - Package or Case Code: SOD-123_L2.7-W1.6-LS3.6-RD - Manufacturer Name: onsemi(安森美) - LCSC Part Number: C891417 **Pins:** - A [pin 2] - C [pin 1] ### D4 — [MBR140ESFT1G](https://www.flux.ai/lcsc/mbr140esft1g~71s5.md) - LCSC Part Number: C891417 - Package or Case Code: SOD-123_L2.7-W1.6-LS3.6-RD - JLCPCB Part Class: Extended Part - Manufacturer Name: onsemi(安森美) - Manufacturer Part Number: MBR140ESFT1G **Pins:** - A [pin 2] - C [pin 1] ### D5 — [MBR140ESFT1G](https://www.flux.ai/lcsc/mbr140esft1g~71s5.md) - LCSC Part Number: C891417 - Manufacturer Part Number: MBR140ESFT1G - Manufacturer Name: onsemi(安森美) - Package or Case Code: SOD-123_L2.7-W1.6-LS3.6-RD - JLCPCB Part Class: Extended Part **Pins:** - A [pin 2] - C [pin 1] ### D6 — [MBR140ESFT1G](https://www.flux.ai/lcsc/mbr140esft1g~71s5.md) - Package or Case Code: SOD-123_L2.7-W1.6-LS3.6-RD - JLCPCB Part Class: Extended Part - Manufacturer Name: onsemi(安森美) - Manufacturer Part Number: MBR140ESFT1G - LCSC Part Number: C891417 **Pins:** - A [pin 2] - C [pin 1] ### F1 — [0ZCJ0020FF2E](https://www.flux.ai/lcsc/0zcj0020ff2e~tcd9.md) - Manufacturer Name: belfuse - JLCPCB Part Class: Extended Part - Manufacturer Part Number: 0ZCJ0020FF2E - LCSC Part Number: C6964258 - Package or Case Code: F1206 **Pins:** - 1 [pin 1] - 2 [pin 2] ### FB1 — [BLM15HG102SN1D](https://www.flux.ai/jecstronic/blm15hg102sn1d~lrp.md) - Part Type: Filter - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.murata.com/en-global/products/productdata/8796740223006/ENFA0024.pdf - Manufacturer Name: Murata Electronics - Manufacturer Part Number: BLM15HG102SN1D **Pins:** - 1 [pin 1] - 2 [pin 2] ### IC1 — [LIS2DW12TR](https://www.flux.ai/adrian95/lis2dw12tr~0ro.md) - Part Type: Sensor - Manufacturer Part Number: LIS2DW12TR - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/group3/30/3a/4e/6b/68/16/4a/35/DM00323179/files/DM00323179.pdf/jcr:content/translations/en.DM00323179.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: STMicroelectronics **Pins:** - CS [pin 2] - GND_1 [pin 6] - GND_2 [pin 8] - INT1 [pin 12] - INT2 [pin 11] - NC [pin 5] - RES [pin 7] - SCL/SPC [pin 1] - SDA/SDI/SDO [pin 4] - SDO/SA0 [pin 3] - VDD [pin 9] - VDDIO [pin 10] ### IC2 — [MCP2542FDT-E/SN](https://www.flux.ai/vasyl/mcp2542fdt-esn~rnj.md) - Manufacturer Part Number: MCP2542FDT-E/SN - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://ww1.microchip.com/downloads/aemDocuments/documents/APID/ProductDocuments/DataSheets/MCP2542FD-MCP2542WFD-4WFD-Data-Sheet-DS20005514C.pdf - Part Type: Interface - Manufacturer Name: Microchip Technology **Pins:** - CANH [pin 7] - CANL [pin 6] - RXD [pin 4] - STBY [pin 8] - TXD [pin 1] - VDD [pin 3] - VIO [pin 5] - VSS [pin 2] ### J1 — [0436500201](https://www.flux.ai/adrian95/0436500201~v1g.md) - Manufacturer Name: Molex - Manufacturer Part Number: tt - Package or Case Code: 43650-02(00,01,02) - Part Type: Connector - Pin Description: OUT_0 - Datasheet URL: https://www.molex.com/pdm_docs/sd/436500200_sd.pdf - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 1 [pin 1] - 2 [pin 2] ### J13 — [S4B-PH-K-S(LF)(SN)](https://www.flux.ai/jecstronic/s4b-ph-k-slfsn~kmr.md) - Manufacturer Name: S4B-PH-K-S(LF)(SN) - Part Type: Connector - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - Manufacturer Part Number: S4B-PH-K-S(LF)(SN) - 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] ### J14 — [S4B-PH-K-S(LF)(SN)](https://www.flux.ai/jecstronic/s4b-ph-k-slfsn~kmr.md) - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - Manufacturer Part Number: S4B-PH-K-S(LF)(SN) - Part Type: Connector - Manufacturer Name: S4B-PH-K-S(LF)(SN) - 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 — [S4B-PH-K-S(LF)(SN)](https://www.flux.ai/jecstronic/s4b-ph-k-slfsn~kmr.md) - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: S4B-PH-K-S(LF)(SN) - Part Type: Connector - Manufacturer Part Number: S4B-PH-K-S(LF)(SN) - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf **Pins:** - PIN_1 [pin 1] - PIN_2 [pin 2] - PIN_3 [pin 3] - PIN_4 [pin 4] ### J2 — [S2B-PH-K-S(LF)(SN)](https://www.flux.ai/adrian95/s2b-ph-k-slfsn~brb.md) - Manufacturer Name: JST Sales America Inc. - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: S2B-PH-K-S(LF)(SN) - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf **Pins:** - P1 [pin 1] - P2 [pin 2] ### J3 — [Pin Header 01x02 2.00mm Vertical](https://www.flux.ai/adrian95/pin-header-01x02-200mm-vertical~tjb.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Pin Description: TERM - Manufacturer Part Number: PZ2.0-1*2 **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] ### J4 — [Pin Header 01x02 2.00mm Vertical](https://www.flux.ai/adrian95/pin-header-01x02-200mm-vertical~tjb.md) - Part Type: Connector - Pin Description: CAN RESET - Manufacturer Part Number: M20-9990246 - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] ### J5 — [XT30PB(2+2)-M](https://www.flux.ai/sevimuelli/xt30pb2plus2-m~og.md) - Manufacturer Name: AMASS - Product Info Url: https://www.tme.eu/Document/fbff8e9a8938627802dcbb90364885f1/XT30PB-M2.pdf - Manufacturer Part Number: XT30(2+2)PB-M.G.B - Part Type: Connector - Purchase Url: https://www.tme.eu/en/details/xt30pb-m/dc-power-connectors/amass/ **Pins:** - N [pin 2] - P [pin 1] - S1 [pin 3] - S2 [pin 4] ### J6 — [B5B-PH-K-S(LF)(SN)](https://www.flux.ai/adrian95/b5b-ph-k-slfsn~osx.md) - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Manufacturer Part Number: B5B-PH-K-S(LF)(SN) - Manufacturer Name: JST Sales America Inc. **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] ### J7 — [B5B-PH-K-S(LF)(SN)](https://www.flux.ai/adrian95/b5b-ph-k-slfsn~osx.md) - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: B5B-PH-K-S(LF)(SN) - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - Manufacturer Name: JST Sales America Inc. **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] ### J9 — [FH34SRJ-4S-0.5SH(50)](https://www.flux.ai/adrian95/fh34srj-4s-0p5sh50~r26.md) - Datasheet URL: https://www.mouser.com/datasheet/2/185/FH34SRJ_4S_0_5SH_50__CL0580_1238_7_50_2DDrawing_00-1615033.pdf - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Hirose Electric Co Ltd - Manufacturer Part Number: FH34SRJ-4S-0.5SH(50) **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - SHIELD [pin S1] - SHIELD__1 [pin S2] ### LED1 — [LTST-C190TBKT](https://www.flux.ai/adrian95/ltst-c190tbkt~9us.md) - Datasheet URL: https://optoelectronics.liteon.com/upload/download/DS-22-99-0224/LTST-C190TBKT.PDF - Manufacturer Part Number: LTST-C190TBKT - Manufacturer Name: Lite-On Inc. - Part Type: LED - Pin Description: BLUE - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - A [pin 2] - K [pin 1] ### LED10 — [SK6812MINI-E](https://www.flux.ai/vasy_skral/sk6812mini-e~vk9.md) - Datasheet URL: https://cdn-shop.adafruit.com/product-files/4960/4960_SK6812MINI-E_REV02_EN.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Symbol Style: parametric-v1 - Manufacturer Part Number: SK6812MINI-E - Manufacturer Name: OPSCO Optoelectronics - Part Type: LED **Pins:** - DIN [pin 4] - DOUT [pin 2] - GND [pin 3] - VDD [pin 1] ### LED2 — [LTST-C190KSKT](https://www.flux.ai/adrian95/ltst-c190kskt~c2g.md) - Datasheet URL: https://optoelectronics.liteon.com/upload/download/DS-22-99-0189/LTST-C190KSKT.pdf - Manufacturer Part Number: LTST-C190KSKT - Manufacturer Name: Lite-On Inc. - Part Type: LED - Pin Description: YELLOW - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - A [pin 2] - K [pin 1] ### LED3 — [LTST-C190GKT](https://www.flux.ai/adrian95/ltst-c190gkt~hjc.md) - Part Type: LED - Manufacturer Name: Lite-On Inc. - Role: ACT - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Lite-On%20PDFs/LTST-C190AKT.pdf - Manufacturer Part Number: LTST-C190GKT - License: https://creativecommons.org/licenses/by/4.0/ - Pin Description: GREEN **Pins:** - A [pin 2] - K [pin 1] ### LED4 — [LTST-C190KRKT](https://www.flux.ai/adrian95/ltst-c190krkt~3pw.md) - Part Type: LED - Manufacturer Name: Lite-On Inc. - Role: STATUS - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://optoelectronics.liteon.com/upload/download/DS-22-99-0151/LTST-C190KRKT.pdf - Pin Description: RED - Manufacturer Part Number: LTST-C190KRKT **Pins:** - A [pin 2] - K [pin 1] ### LED5 — [SK6812MINI-E](https://www.flux.ai/vasy_skral/sk6812mini-e~vk9.md) - Datasheet URL: https://cdn-shop.adafruit.com/product-files/4960/4960_SK6812MINI-E_REV02_EN.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Symbol Style: parametric-v1 - Manufacturer Part Number: SK6812MINI-E - Manufacturer Name: OPSCO Optoelectronics - Part Type: LED **Pins:** - DIN [pin 4] - DOUT [pin 2] - GND [pin 3] - VDD [pin 1] ### LED6 — [SK6812MINI-E](https://www.flux.ai/vasy_skral/sk6812mini-e~vk9.md) - License: https://creativecommons.org/licenses/by/4.0/ - Symbol Style: parametric-v1 - Datasheet URL: https://cdn-shop.adafruit.com/product-files/4960/4960_SK6812MINI-E_REV02_EN.pdf - Manufacturer Part Number: SK6812MINI-E - Manufacturer Name: OPSCO Optoelectronics - Part Type: LED **Pins:** - DIN [pin 4] - DOUT [pin 2] - GND [pin 3] - VDD [pin 1] ### LED7 — [SK6812MINI-E](https://www.flux.ai/vasy_skral/sk6812mini-e~vk9.md) - Datasheet URL: https://cdn-shop.adafruit.com/product-files/4960/4960_SK6812MINI-E_REV02_EN.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Symbol Style: parametric-v1 - Part Type: LED - Manufacturer Part Number: SK6812MINI-E - Manufacturer Name: OPSCO Optoelectronics **Pins:** - DIN [pin 4] - DOUT [pin 2] - GND [pin 3] - VDD [pin 1] ### LED8 — [SK6812MINI-E](https://www.flux.ai/vasy_skral/sk6812mini-e~vk9.md) - Part Type: LED - Manufacturer Name: OPSCO Optoelectronics - Manufacturer Part Number: SK6812MINI-E - License: https://creativecommons.org/licenses/by/4.0/ - Symbol Style: parametric-v1 - Datasheet URL: https://cdn-shop.adafruit.com/product-files/4960/4960_SK6812MINI-E_REV02_EN.pdf **Pins:** - DIN [pin 4] - DOUT [pin 2] - GND [pin 3] - VDD [pin 1] ### LED9 — [SK6812MINI-E](https://www.flux.ai/vasy_skral/sk6812mini-e~vk9.md) - Manufacturer Name: OPSCO Optoelectronics - Manufacturer Part Number: SK6812MINI-E - Part Type: LED - Symbol Style: parametric-v1 - Datasheet URL: https://cdn-shop.adafruit.com/product-files/4960/4960_SK6812MINI-E_REV02_EN.pdf - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - DIN [pin 4] - DOUT [pin 2] - GND [pin 3] - VDD [pin 1] ### Q1 — SI2310B-TP - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010204_MCC-Micro-Commercial-Components-SI2310B-TP_C668999.pdf - JLCPCB Part Class: Extended Part - Manufacturer Part Number: SI2310B-TP - Product Info Url: https://lcsc.com/product-detail/MOSFET_MCC-Micro-Commercial-Components-MCC-SI2310B-TP_C668999.html - Package or Case Code: SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR - Manufacturer Name: MCC(美微科) - Part Type: MOSFETs - LCSC Part Number: C668999 **Pins:** - D [pin 3] - G [pin 1] - S [pin 2] ### Q3 — SI2310B-TP - Part Type: MOSFETs - LCSC Part Number: C668999 - Package or Case Code: SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR - Manufacturer Name: MCC(美微科) - Product Info Url: https://lcsc.com/product-detail/MOSFET_MCC-Micro-Commercial-Components-MCC-SI2310B-TP_C668999.html - Manufacturer Part Number: SI2310B-TP - JLCPCB Part Class: Extended Part - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010204_MCC-Micro-Commercial-Components-SI2310B-TP_C668999.pdf **Pins:** - D [pin 3] - G [pin 1] - S [pin 2] ### Q4 — SI2310B-TP - Product Info Url: https://lcsc.com/product-detail/MOSFET_MCC-Micro-Commercial-Components-MCC-SI2310B-TP_C668999.html - Manufacturer Part Number: SI2310B-TP - Part Type: MOSFETs - LCSC Part Number: C668999 - Manufacturer Name: MCC(美微科) - Package or Case Code: SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010204_MCC-Micro-Commercial-Components-SI2310B-TP_C668999.pdf - JLCPCB Part Class: Extended Part **Pins:** - D [pin 3] - G [pin 1] - S [pin 2] ### Q6 — [DMT6018LDR-7](https://www.flux.ai/sevimuelli/dmt6018ldr-7.md) - Part Type: Transistors - Datasheet URL: https://www.diodes.com/assets/Datasheets/DMT6018LDR.pdf - Manufacturer Name: Diodes - Manufacturer Part Number: DMT6018LDR-7 **Pins:** - D1 [pin 5] - D2 [pin 6] - G1 [pin 1] - G2 [pin 4] - S1 [pin 2] - S2 [pin 3] ### U1 — [ATSAME51G19A-MUT](https://www.flux.ai/lcsc/atsame51g19a-mut~dey8.md) - Package or Case Code: QFN-48_L7.0-W7.0-P0.50-BL-EP5.1 - Manufacturer Name: MICROCHIP(美国微芯) - LCSC Part Number: C2054226 - Manufacturer Part Number: ATSAME51G19A-MU **Pins:** - EP [pin 49] - GND [pin 42] - GND [pin 18] - GND [pin 35] - GNDANA [pin 5] - PA00 [pin 1] - PA01 [pin 2] - PA02 [pin 3] - PA03 [pin 4] - PA04 [pin 9] - PA05 [pin 10] - PA06 [pin 11] - PA07 [pin 12] - PA08 [pin 13] - PA09 [pin 14] - PA10 [pin 15] - PA11 [pin 16] - PA12 [pin 21] - PA13 [pin 22] - PA14 [pin 23] - PA15 [pin 24] - PA16 [pin 25] - PA17 [pin 26] - PA18 [pin 27] - PA19 [pin 28] - PA20 [pin 29] - PA21 [pin 30] - PA22 [pin 31] - PA23 [pin 32] - PA24 [pin 33] - PA25 [pin 34] - PA27 [pin 39] - PA30 [pin 45] - PA31 [pin 46] - PB02 [pin 47] - PB03 [pin 48] - PB08 [pin 7] - PB09 [pin 8] - PB10 [pin 19] - PB11 [pin 20] - PB22 [pin 37] - PB23 [pin 38] - RESETN [pin 40] - VDDANA [pin 6] - VDDCORE [pin 41] - VDDIO [pin 36] - VDDIO [pin 44] - VDDIO [pin 17] - VSW [pin 43] ### U2 — [AP64060QWU-7](https://www.flux.ai/adrian95/ap64060qwu-7~ork.md) - Manufacturer Part Number: AP64060QWU-7 - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Power Management - Datasheet URL: https://www.mouser.ph/datasheet/2/115/AP64060Q-3103602.pdf - Manufacturer Name: Diodes Incorporated **Pins:** - BST [pin 1] - EN [pin 4] - FB [pin 3] - GND [pin 2] - SW [pin 6] - VIN [pin 5] ### U3 — [LDC1612DNTR](https://www.flux.ai/lcsc/ldc1612dntr~98sk.md) - Manufacturer Name: TI(德州仪器) - Manufacturer Part Number: LDC1612DNTR - LCSC Part Number: C1847959 - Package or Case Code: WSON-12_L4.0-W4.0-P0.50-BL-EP - JLCPCB Part Class: Extended Part **Pins:** - ADDR [pin 4] - CLKIN [pin 3] - EP [pin 13] - GND [pin 8] - IN0A [pin 9] - IN0B [pin 10] - IN1A [pin 11] - IN1B [pin 12] - INTB [pin 5] - SCL [pin 1] - SD [pin 6] - SDA [pin 2] - VDD [pin 7] ### U4 — [74LVC2G34GW,125](https://www.flux.ai/lcsc/74lvc2g34gwc125~gml.md) - JLCPCB Part Class: Extended Part - Manufacturer Name: Nexperia(安世) - Package or Case Code: SC-88-6_L2.0-W1.3-P0.65-LS2.1-BL - Part Type: Buffers / Drivers - Manufacturer Part Number: 74LVC2G34GW,125 - LCSC Part Number: C426709 **Pins:** - 1A [pin 1] - 1Y [pin 6] - 2A [pin 3] - 2Y [pin 4] - GND [pin 2] - VCC [pin 5] ### U7 — [AP7366-W5-7](https://www.flux.ai/lcsc/ap7366-w5-7~ppzb.md) - Manufacturer Part Number: AP7366-W5-7 - Part Type: Linear Voltage Regulators (LDO) - Manufacturer Name: DIODES(美台) - LCSC Part Number: C2934600 - Package or Case Code: SOT-25-5_L3.0-W1.6-P0.95-LS2.8-BL - JLCPCB Part Class: Extended Part **Pins:** - ADJ [pin 4] - EN [pin 3] - GND [pin 2] - IN [pin 1] - OUT [pin 5] ### X1 — XXHBELNAOF-25MHZ - Product Info Url: https://www.lcsc.com/product-detail/C5160142.html - Manufacturer Name: TAITIEN Elec - Datasheet URL: https://www.lcsc.com/datasheet/C5160142.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=Q1NWAVZXEwJdA1YCQgNbBFUDTlRcBlYFQVEKBFdRTlQxVlNRQFZeXldVQFhYUDsOAxUeFF5JWBYZEEoBGA4JCwFIFA4DSA%3D%3D - Manufacturer Part Number: XXHBELNAOF-25MHZ - LCSC Part Number: C5160142 - Package or Case Code: SMD3225-4P - JLCPCB Part Class: Extended Part - Part Type: Crystals **Pins:** - 1 [pin 1] - 3 [pin 3] - GND [pin 4] - GND [pin 2] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/sevimuelli/duet3d-delta-toolboard~is](https://www.flux.ai/sevimuelli/duet3d-delta-toolboard~is).* --- *Generated from [https://www.flux.ai/sevimuelli/duet3d-delta-toolboard~is](https://www.flux.ai/sevimuelli/duet3d-delta-toolboard~is)*