# Arduino Uno R3 Shield Max485 single n8QC ## Description Template for Arduino Uno R3 Shield. Include an official pinout so you will always know Arduino names, the alternative roles of pins, which one is SDA, or SCL, etc. On PCB you can find the 3D model of the Arduino Uno R3 itself along with the board outline on the silkscreen. #Arduino #Uno #Shield #Template #project-template #project ## Project Details - **Owner:** lyovyav - **Created:** 11/6/2024 - **Last Updated:** 11/10/2024 - **Visibility:** Public ## Key Components ### 3.3VDC A — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md) - Part Type: Connector - Manufacturer Part Number: 691137710002 - Manufacturer Name: Würth Elektrik - Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf **Pins:** - P1 [pin 1] - P2 [pin 2] ### 5VDC A — [XY301V-A-5.0-3P](https://www.flux.ai/jharwinbarrozo/xy301v-a-50-3p~ox.md) - Manufacturer Name: Microchip - Manufacturer Part Number: XY301V-A-5.0-3P - Datasheet URL: https://datasheet.lcsc.com/lcsc/2005271131_Ningbo-Xinlaiya-Elec--XY301V-A-5-0-3P_C557652.pdf **Pins:** - PIN1 - PIN2 - PIN3 ### D1 — [1N4148WS](https://www.flux.ai/jecstronic/1n4148ws~1kk.md) - Manufacturer Name: Shikues - Datasheet URL: https://datasheet.lcsc.com/lcsc/1811131825_Shikues-1N4148WS_C110221.pdf - Part Type: Diode - Manufacturer Part Number: 1N4148WS **Pins:** - A - K ### D2 — [1N4148WS](https://www.flux.ai/jecstronic/1n4148ws~1kk.md) - Manufacturer Part Number: 1N4148WS - Manufacturer Name: Shikues - Datasheet URL: https://datasheet.lcsc.com/lcsc/1811131825_Shikues-1N4148WS_C110221.pdf - Part Type: Diode **Pins:** - A - K ### GND A — [XY301V-A-5.0-3P](https://www.flux.ai/jharwinbarrozo/xy301v-a-50-3p~ox.md) - Manufacturer Name: Microchip - Manufacturer Part Number: XY301V-A-5.0-3P - Datasheet URL: https://datasheet.lcsc.com/lcsc/2005271131_Ningbo-Xinlaiya-Elec--XY301V-A-5-0-3P_C557652.pdf **Pins:** - PIN1 - PIN2 - PIN3 ### IC1 — [MAX485EESA+](https://www.flux.ai/vasyl/max485eesaplus~x59.md) - Datasheet URL: https://datasheets.maximintegrated.com/en/ds/MAX1487E-MAX491E.pdf - Manufacturer Name: Analog Devices Inc./Maxim Integrated - Part Type: Integrated Circuit - Manufacturer Part Number: MAX485EESA+ **Pins:** - ~RE [pin 2] - A [pin 6] - B [pin 7] - DE [pin 3] - DI [pin 4] - GND [pin 5] - RO [pin 1] - VCC [pin 8] ### J1 — [Pin Header 01x06 2.54mm Vertical](https://www.flux.ai/vasy_skral/pin-header-01x06-254mm-vertical~jyw.md) - Part Type: Connector **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] ### J10 — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md) - Part Type: Connector - Manufacturer Part Number: 691137710002 - Manufacturer Name: Würth Elektrik - Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf **Pins:** - P1 [pin 1] - P2 [pin 2] ### J11 — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md) - Manufacturer Part Number: 691137710002 - Manufacturer Name: Würth Elektrik - Part Type: Connector - Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf **Pins:** - P1 [pin 1] - P2 [pin 2] ### J12 — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md) - Manufacturer Name: Würth Elektrik - Manufacturer Part Number: 691137710002 - Part Type: Connector - Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf **Pins:** - P1 [pin 1] - P2 [pin 2] ### J13 — [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 - Manufacturer Name: Würth Elektrik - Part Type: Connector **Pins:** - P1 [pin 1] - P2 [pin 2] ### J14 — [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] ### J15 — [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 - Part Type: Connector - Manufacturer Part Number: 691137710002 - Manufacturer Name: Würth Elektrik **Pins:** - P1 [pin 1] - P2 [pin 2] ### J16 — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md) - Manufacturer Part Number: 691137710002 - Manufacturer Name: Würth Elektrik - Part Type: Connector - Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf **Pins:** - P1 [pin 1] - P2 [pin 2] ### J17 — [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 - Part Type: Connector - Manufacturer Part Number: 691137710002 - Manufacturer Name: Würth Elektrik **Pins:** - P1 [pin 1] - P2 [pin 2] ### J2 — [Connector 01x08 0.100](https://www.flux.ai/vasy_skral/connector-01x08-0100~q3l.md) - Part Type: Connector **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] - Pin_7 [pin 7] - Pin_8 [pin 8] ### J3 — [Pin Header 01x10 2.54mm Vertical](https://www.flux.ai/vasy_skral/pin-header-01x10-254mm-vertical~1nl.md) - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_10 [pin 10] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] - Pin_7 [pin 7] - Pin_8 [pin 8] - Pin_9 [pin 9] ### J4 — [Connector 01x08 0.100](https://www.flux.ai/vasy_skral/connector-01x08-0100~q3l.md) - Part Type: Connector **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] - Pin_7 [pin 7] - Pin_8 [pin 8] ### J5 — [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 Name: Würth Elektrik - Manufacturer Part Number: 691137710002 - Part Type: Connector **Pins:** - P1 [pin 1] - P2 [pin 2] ### J6 — [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 - Part Type: Connector - Manufacturer Part Number: 691137710002 - Manufacturer Name: Würth Elektrik **Pins:** - P1 [pin 1] - P2 [pin 2] ### J7 — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md) - Manufacturer Part Number: 691137710002 - Manufacturer Name: Würth Elektrik - Part Type: Connector - Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf **Pins:** - P1 [pin 1] - P2 [pin 2] ### J8 — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md) - Manufacturer Part Number: 691137710002 - Manufacturer Name: Würth Elektrik - Part Type: Connector - Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf **Pins:** - P1 [pin 1] - P2 [pin 2] ### J9 — [XY301V-A-5.0-2P](https://www.flux.ai/jharwinbarrozo/xy301v-a-50-2p~u6.md) - Manufacturer Name: Ningbo Xinlaiya Elec. - Manufacturer Part Number: XY301V-A-5.0-2P **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### LED1 — [HSMH-C190](https://www.flux.ai/adrian95/hsmh-c190~8yl.md) - Datasheet URL: https://docs.broadcom.com/docs/AV02-0551EN - Manufacturer Name: Broadcom Limited - Manufacturer Part Number: HSMH-C190 - Part Type: LED **Pins:** - A [pin 2] - K [pin 1] ### pin 2 pin 3 — [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 - Part Type: Connector - Manufacturer Part Number: 691137710002 - Manufacturer Name: Würth Elektrik **Pins:** - P1 [pin 1] - P2 [pin 2] ### U1 — [INA128P](https://www.flux.ai/jecstronic/ina128p~26b.md) - Part Type: Operational Amplifier (OP-AMP) - Manufacturer Part Number: INA128P - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Texas Instruments - Datasheet URL: https://www.ti.com/lit/ds/symlink/ina128.pdf **Pins:** - -VIN [pin 2] - +VIN [pin 3] - REF [pin 5] - RG [pin 8] - RG [pin 1] - V- [pin 4] - V+ [pin 7] - VO [pin 6] ### U2 — [LF351D](https://www.flux.ai/lcsc/lf351d~zyzh.md) - Package or Case Code: SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL - JLCPCB Part Class: Extended Part - LCSC Part Number: C1346659 - Manufacturer Part Number: LF351D - Manufacturer Name: ST(意法半导体) **Pins:** - IN- [pin 2] - IN+ [pin 3] - NC [pin 8] - OSNULL [pin 1] - OSNULL [pin 5] - OUT [pin 6] - V- [pin 4] - V+ [pin 7] ### U3 — [LF351D](https://www.flux.ai/lcsc/lf351d~zyzh.md) - Manufacturer Part Number: LF351D - JLCPCB Part Class: Extended Part - Package or Case Code: SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL - LCSC Part Number: C1346659 - Manufacturer Name: ST(意法半导体) **Pins:** - IN- [pin 2] - IN+ [pin 3] - NC [pin 8] - OSNULL [pin 1] - OSNULL [pin 5] - OUT [pin 6] - V- [pin 4] - V+ [pin 7] ### U4 — [LF351D](https://www.flux.ai/lcsc/lf351d~zyzh.md) - Manufacturer Name: ST(意法半导体) - Manufacturer Part Number: LF351D - JLCPCB Part Class: Extended Part - LCSC Part Number: C1346659 - Package or Case Code: SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL **Pins:** - IN- [pin 2] - IN+ [pin 3] - NC [pin 8] - OSNULL [pin 1] - OSNULL [pin 5] - OUT [pin 6] - V- [pin 4] - V+ [pin 7] ### U5 — [LF351D](https://www.flux.ai/lcsc/lf351d~zyzh.md) - LCSC Part Number: C1346659 - JLCPCB Part Class: Extended Part - Package or Case Code: SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL - Manufacturer Part Number: LF351D - Manufacturer Name: ST(意法半导体) **Pins:** - IN- [pin 2] - IN+ [pin 3] - NC [pin 8] - OSNULL [pin 1] - OSNULL [pin 5] - OUT [pin 6] - V- [pin 4] - V+ [pin 7] ### U6 — [ESP32-S3](https://www.flux.ai/vasyl/esp32-s3~14x.md) - Part Type: RF Transceiver IC - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: ESP32-S3 - Manufacturer Name: Espressif Systems - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-s3_datasheet_en.pdf **Pins:** - CHIP_PU [pin 4] - GND [pin 57] - GPIO0 [pin 5] - GPIO1 [pin 6] - GPIO10 [pin 15] - GPIO11 [pin 16] - GPIO12 [pin 17] - GPIO13 [pin 18] - GPIO14 [pin 19] - GPIO17 [pin 23] - GPIO18 [pin 24] - GPIO19 [pin 25] - GPIO2 [pin 7] - GPIO20 [pin 26] - GPIO21 [pin 27] - GPIO3 [pin 8] - GPIO33 [pin 37] - GPIO34 [pin 38] - GPIO35 [pin 39] - GPIO36 [pin 40] - GPIO37 [pin 41] - GPIO38 [pin 42] - GPIO4 [pin 9] - GPIO45 [pin 51] - GPIO46 [pin 52] - GPIO5 [pin 10] - GPIO6 [pin 11] - GPIO7 [pin 12] - GPIO8 [pin 13] - GPIO9 [pin 14] - LNA_IN [pin 1] - MTCK [pin 43] - MTDI [pin 47] - MTMS [pin 48] - SPICLK [pin 33] - SPICLK_NP [pin 36] - SPICS0 [pin 32] - SPICS1 [pin 28] - SPID [pin 35] - SPIHD [pin 30] - SPIQ [pin 34] - SPIWP [pin 31] - TMDO [pin 44] - U0RXD [pin 50] - U0TXD [pin 49] - VDD_SPI [pin 29] - VDD3P3 [pin 3] - VDD3P3 [pin 2] - VDD3P3_CPU [pin 46] - VDD3P3_RTC [pin 20] - VDDA [pin 56] - VDDA [pin 55] - VDDP3P_CPU [pin 45] - XTAL_32K_N [pin 22] - XTAL_32K_P [pin 21] - XTAL_N [pin 53] - XTAL_P [pin 54] ### U7 — [LF351D](https://www.flux.ai/lcsc/lf351d~zyzh.md) - Manufacturer Name: ST(意法半导体) - JLCPCB Part Class: Extended Part - LCSC Part Number: C1346659 - Package or Case Code: SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL - Manufacturer Part Number: LF351D **Pins:** - IN- [pin 2] - IN+ [pin 3] - NC [pin 8] - OSNULL [pin 1] - OSNULL [pin 5] - OUT [pin 6] - V- [pin 4] - V+ [pin 7] ### V1 — [DC Supply](https://www.flux.ai/jharwinbarrozo/dc-supply~35.md) - Voltage: 5V **Pins:** - ANODE - CATHODE ### VIN A — [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 - Part Type: Connector - Manufacturer Name: Würth Elektrik - Manufacturer Part Number: 691137710002 **Pins:** - P1 [pin 1] - P2 [pin 2] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/lyovyav/arduino-uno-r3-shield-max485-single-n8qc~rc](https://www.flux.ai/lyovyav/arduino-uno-r3-shield-max485-single-n8qc~rc).* --- *Generated from [https://www.flux.ai/lyovyav/arduino-uno-r3-shield-max485-single-n8qc~rc](https://www.flux.ai/lyovyav/arduino-uno-r3-shield-max485-single-n8qc~rc)*