# Arduino Uno R3 Shield Max485 single ## 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:** yousi176 - **Created:** 11/29/2024 - **Last Updated:** 11/29/2024 - **Visibility:** Public ## Key Components ### BT1 — [BA2032SM](https://www.flux.ai/adrian95/ba2032sm~svb.md) - Part Type: Battery Holder - Manufacturer Part Number: BA2032SM - Datasheet URL: https://www.keyelco.com/userAssets/file/M65p27.pdf - Manufacturer Name: MPD (Memory Protection Devices) - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - NEGATIVE [pin 2] - POSITIVE [pin 1] ### BT2 — [Battery Holder 1 Cell DIP AA](https://www.flux.ai/vasyl/battery-holder-1-cell-dip-aa~gak.md) - Part Type: Battery Holder - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: 2460 - Manufacturer Name: Keystone Electronics - Voltage: 1.5V - Datasheet URL: https://www.keyelco.com/userAssets/file/M65p28.pdf **Pins:** - NEGATIVE [pin N] - POSITIVE [pin P] ### BT3 — [Battery Holder 1 Cell DIP AA](https://www.flux.ai/vasyl/battery-holder-1-cell-dip-aa~gak.md) - Datasheet URL: https://www.keyelco.com/userAssets/file/M65p28.pdf - Voltage: 1.5V - Manufacturer Part Number: 2460 - Part Type: Battery Holder - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Keystone Electronics **Pins:** - NEGATIVE [pin N] - POSITIVE [pin P] ### IC1 — [TPS6521920WRHBRQ1](https://www.flux.ai/jecstronic/tps6521920wrhbrq1~jxw.md) - Datasheet URL: https://www.ti.com/lit/ds/symlink/tps65219-q1.pdf - Manufacturer Part Number: TPS6521920WRHBRQ1 - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Texas Instruments - Part Type: Integrated Circuit **Pins:** - AGND [pin 15] - EN/PB/VSENSE [pin 25] - EP [pin 33] - FB_B1 [pin 1] - FB_B2 [pin 32] - FB_B3 [pin 24] - GPIO [pin 16] - GPO1 [pin 8] - GPO2 [pin 17] - LX_B1_1 [pin 2] - LX_B1_2 [pin 3] - LX_B2 [pin 29] - LX_B3 [pin 27] - MODE/RESET [pin 28] - MODE/STBY [pin 31] - NINT [pin 11] - NRSTOUT [pin 18] - PVIN_B1_1 [pin 4] - PVIN_B1_2 [pin 5] - PVIN_B2 [pin 30] - PVIN_B3 [pin 26] - PVIN_LDO1 [pin 6] - PVIN_LDO2 [pin 20] - PVIN_LDO34 [pin 22] - SCL [pin 10] - SDA [pin 9] - VDD1P8 [pin 14] - VLDO1 [pin 7] - VLDO2 [pin 19] - VLDO3 [pin 21] - VLDO4 [pin 23] - VSEL_SD/VSEL_DDR [pin 12] - VSYS [pin 13] ### IC2 — [TPS6521920WRHBRQ1](https://www.flux.ai/jecstronic/tps6521920wrhbrq1~jxw.md) - Part Type: Integrated Circuit - Manufacturer Name: Texas Instruments - Manufacturer Part Number: TPS6521920WRHBRQ1 - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.ti.com/lit/ds/symlink/tps65219-q1.pdf **Pins:** - AGND [pin 15] - EN/PB/VSENSE [pin 25] - EP [pin 33] - FB_B1 [pin 1] - FB_B2 [pin 32] - FB_B3 [pin 24] - GPIO [pin 16] - GPO1 [pin 8] - GPO2 [pin 17] - LX_B1_1 [pin 2] - LX_B1_2 [pin 3] - LX_B2 [pin 29] - LX_B3 [pin 27] - MODE/RESET [pin 28] - MODE/STBY [pin 31] - NINT [pin 11] - NRSTOUT [pin 18] - PVIN_B1_1 [pin 4] - PVIN_B1_2 [pin 5] - PVIN_B2 [pin 30] - PVIN_B3 [pin 26] - PVIN_LDO1 [pin 6] - PVIN_LDO2 [pin 20] - PVIN_LDO34 [pin 22] - SCL [pin 10] - SDA [pin 9] - VDD1P8 [pin 14] - VLDO1 [pin 7] - VLDO2 [pin 19] - VLDO3 [pin 21] - VLDO4 [pin 23] - VSEL_SD/VSEL_DDR [pin 12] - VSYS [pin 13] ### J1 — [USB Micro B](https://www.flux.ai/jharwinbarrozo/usb-micro-b~t8p.md) - Manufacturer Name: Molex - Datasheet URL: https://www.molex.com/pdm_docs/sd/473460001_sd.pdf - Part Type: USB B - Manufacturer Part Number: 0473460001 **Pins:** - D- [pin 2] - D+ [pin 3] - GND [pin 5] - ID [pin 4] - S1 [pin 6] - S2 [pin 7] - S3 [pin 8] - S4 [pin 9] - S5 [pin 10] - S6 [pin 11] - VBUS [pin 1] ### J10 — [USB type A](https://www.flux.ai/jecstronic/usb-type-a61400416021~ko.md) - Manufacturer Part Number: USB type A - Datasheet URL: https://www.snapeda.com/parts/61400416021/W%C3%BCrth%20Elektronik/view-part/?ref=search&t=61400416021 - Part Type: USB Connectors - Manufacturer Name: CNC Tech **Pins:** - D- - D+ - GND - VBUS ### J11 — [USB type A](https://www.flux.ai/jecstronic/usb-type-a61400416021~ko.md) - Manufacturer Name: CNC Tech - Part Type: USB Connectors - Manufacturer Part Number: USB type A - Datasheet URL: https://www.snapeda.com/parts/61400416021/W%C3%BCrth%20Elektronik/view-part/?ref=search&t=61400416021 **Pins:** - D- - D+ - GND - VBUS ### J12 — [USB Micro B](https://www.flux.ai/jharwinbarrozo/usb-micro-b~t8p.md) - Manufacturer Name: Molex - Datasheet URL: https://www.molex.com/pdm_docs/sd/473460001_sd.pdf - Manufacturer Part Number: 0473460001 - Part Type: USB B **Pins:** - D- [pin 2] - D+ [pin 3] - GND [pin 5] - ID [pin 4] - S1 [pin 6] - S2 [pin 7] - S3 [pin 8] - S4 [pin 9] - S5 [pin 10] - S6 [pin 11] - VBUS [pin 1] ### J13 — [Display Port Connector](https://www.flux.ai/collinsemasi/display-port-connector~7t.md) - Voltage rating: 40VACV - Manufacturer Name: Molex - Current rating: 0.5A - Number of contacts: 20 - Datasheet URL: https://www.molex.com/pdm_docs/sd/472720029_sd.pdf - Manufacturer Part Number: 0472720029 **Pins:** - AUX_N [pin 17] - AUX_P [pin 15] - CONF1 [pin 13] - CONF2 [pin 14] - DP_PWR [pin 20] - GND [pin 11] - GND [pin 8] - GND [pin 2] - GND [pin 5] - GND [pin 16] - HPD [pin 18] - ML0_N [pin 3] - ML0_P [pin 1] - ML1_N [pin 6] - ML1_P [pin 4] - ML2_N [pin 9] - ML2_P [pin 7] - ML3_N [pin 12] - ML3_P [pin 10] - RTN [pin 19] - SHD [pin 1] ### J14 — [2049280601](https://www.flux.ai/adrian95/2049280601~w1y.md) - Datasheet URL: https://www.molex.com/en-us/products/part-detail/2049280601?display=pdf - Part Type: Connector - Manufacturer Name: Molex - Manufacturer Part Number: 2049280601 - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 1 [pin 1] - 10 [pin 10] - 11 [pin 11] - 12 [pin 12] - 13 [pin 13] - 14 [pin 14] - 15 [pin 15] - 16 [pin 16] - 17 [pin 17] - 18 [pin 18] - 19 [pin 19] - 2 [pin 2] - 20 [pin 20] - 21 [pin 21] - 22 [pin 22] - 23 [pin 23] - 24 [pin 24] - 25 [pin 25] - 26 [pin 26] - 27 [pin 27] - 28 [pin 28] - 29 [pin 29] - 3 [pin 3] - 30 [pin 30] - 31 [pin 31] - 32 [pin 32] - 33 [pin 33] - 34 [pin 34] - 35 [pin 35] - 36 [pin 36] - 37 [pin 37] - 38 [pin 38] - 39 [pin 39] - 4 [pin 4] - 40 [pin 40] - 41 [pin 41] - 42 [pin 42] - 43 [pin 43] - 44 [pin 44] - 45 [pin 45] - 46 [pin 46] - 47 [pin 47] - 48 [pin 48] - 49 [pin 49] - 5 [pin 5] - 50 [pin 50] - 51 [pin 51] - 52 [pin 52] - 53 [pin 53] - 54 [pin 54] - 55 [pin 55] - 56 [pin 56] - 57 [pin 57] - 58 [pin 58] - 59 [pin 59] - 6 [pin 6] - 60 [pin 60] - 7 [pin 7] - 8 [pin 8] - 9 [pin 9] - MP1 [pin MP1] - MP2 [pin MP2] - MP3 [pin MP3] - MP4 [pin MP4] ### J2 — [USB type A](https://www.flux.ai/jecstronic/usb-type-a61400416021~ko.md) - Part Type: USB Connectors - Manufacturer Name: CNC Tech - Manufacturer Part Number: USB type A - Datasheet URL: https://www.snapeda.com/parts/61400416021/W%C3%BCrth%20Elektronik/view-part/?ref=search&t=61400416021 **Pins:** - D- - D+ - GND - VBUS ### J3 — [USB type A](https://www.flux.ai/jecstronic/usb-type-a61400416021~ko.md) - Manufacturer Name: CNC Tech - Part Type: USB Connectors - Manufacturer Part Number: USB type A - Datasheet URL: https://www.snapeda.com/parts/61400416021/W%C3%BCrth%20Elektronik/view-part/?ref=search&t=61400416021 **Pins:** - D- - D+ - GND - VBUS ### J4 — [USB type A](https://www.flux.ai/jecstronic/usb-type-a61400416021~ko.md) - Manufacturer Name: CNC Tech - Part Type: USB Connectors - Manufacturer Part Number: USB type A - Datasheet URL: https://www.snapeda.com/parts/61400416021/W%C3%BCrth%20Elektronik/view-part/?ref=search&t=61400416021 **Pins:** - D- - D+ - GND - VBUS ### J5 — [USB type A](https://www.flux.ai/jecstronic/usb-type-a61400416021~ko.md) - Manufacturer Part Number: USB type A - Datasheet URL: https://www.snapeda.com/parts/61400416021/W%C3%BCrth%20Elektronik/view-part/?ref=search&t=61400416021 - Part Type: USB Connectors - Manufacturer Name: CNC Tech **Pins:** - D- - D+ - GND - VBUS ### J6 — [USB type A](https://www.flux.ai/jecstronic/usb-type-a61400416021~ko.md) - Part Type: USB Connectors - Manufacturer Name: CNC Tech - Datasheet URL: https://www.snapeda.com/parts/61400416021/W%C3%BCrth%20Elektronik/view-part/?ref=search&t=61400416021 - Manufacturer Part Number: USB type A **Pins:** - D- - D+ - GND - VBUS ### J7 — [USB type A](https://www.flux.ai/jecstronic/usb-type-a61400416021~ko.md) - Part Type: USB Connectors - Manufacturer Name: CNC Tech - Manufacturer Part Number: USB type A - Datasheet URL: https://www.snapeda.com/parts/61400416021/W%C3%BCrth%20Elektronik/view-part/?ref=search&t=61400416021 **Pins:** - D- - D+ - GND - VBUS ### J8 — [USB Micro B](https://www.flux.ai/jharwinbarrozo/usb-micro-b~t8p.md) - Manufacturer Name: Molex - Datasheet URL: https://www.molex.com/pdm_docs/sd/473460001_sd.pdf - Manufacturer Part Number: 0473460001 - Part Type: USB B **Pins:** - D- [pin 2] - D+ [pin 3] - GND [pin 5] - ID [pin 4] - S1 [pin 6] - S2 [pin 7] - S3 [pin 8] - S4 [pin 9] - S5 [pin 10] - S6 [pin 11] - VBUS [pin 1] ### J9 — [USB type A](https://www.flux.ai/jecstronic/usb-type-a61400416021~ko.md) - Manufacturer Part Number: USB type A - Datasheet URL: https://www.snapeda.com/parts/61400416021/W%C3%BCrth%20Elektronik/view-part/?ref=search&t=61400416021 - Manufacturer Name: CNC Tech - Part Type: USB Connectors **Pins:** - D- - D+ - GND - VBUS ### SW1 — [Push Button B3FS-1050P](https://www.flux.ai/jharwinbarrozo/push-button-b3fs-1050p~86w.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809271215_Omron-Electronics-B3FS-1050P_C231326.pdf - Manufacturer Part Number: B3FS-1050P - Manufacturer Name: OMRON - Part Type: Switch **Pins:** - P1 [pin 1] - P2 [pin 3] ### SW2 — [Push Button B3FS-1050P](https://www.flux.ai/jharwinbarrozo/push-button-b3fs-1050p~86w.md) - Manufacturer Part Number: B3FS-1050P - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809271215_Omron-Electronics-B3FS-1050P_C231326.pdf - Part Type: Switch - Manufacturer Name: OMRON **Pins:** - P1 [pin 1] - P2 [pin 3] ### SW3 — [Push Button B3FS-1050P](https://www.flux.ai/jharwinbarrozo/push-button-b3fs-1050p~86w.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809271215_Omron-Electronics-B3FS-1050P_C231326.pdf - Manufacturer Part Number: B3FS-1050P - Manufacturer Name: OMRON - Part Type: Switch **Pins:** - P1 [pin 1] - P2 [pin 3] ### SW4 — [Push Button B3FS-1050P](https://www.flux.ai/jharwinbarrozo/push-button-b3fs-1050p~86w.md) - Manufacturer Name: OMRON - Part Type: Switch - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809271215_Omron-Electronics-B3FS-1050P_C231326.pdf - Manufacturer Part Number: B3FS-1050P **Pins:** - P1 [pin 1] - P2 [pin 3] ### U1 — [HTEW0154T8](https://www.flux.ai/vasy_skral/htew0154t8~r3.md) - Manufacturer Name: Chengdu Heltec Automation technology CO., LTD - Part Type: Display Device - Product Info Url: https://heltec.org/project/154-e-ink/ - Datasheet URL: https://resource.heltec.cn/download/e-ink/154/1.54b%26w/HTEW0154T8_V20/HTEW0154T8_V20.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Purchase Url: https://www.aliexpress.com/item/1005005765133180.html - Manufacturer Part Number: HTEW0154T8 **Pins:** - BUSY [pin 7] - CLK [pin 6] - CS [pin 5] - D/C [pin 3] - GND [pin 2] - SDI [pin 4] - VCC [pin 1] ### U2 — [HTEW0154T8](https://www.flux.ai/vasy_skral/htew0154t8~r3.md) - Purchase Url: https://www.aliexpress.com/item/1005005765133180.html - Manufacturer Part Number: HTEW0154T8 - Part Type: Display Device - Manufacturer Name: Chengdu Heltec Automation technology CO., LTD - Product Info Url: https://heltec.org/project/154-e-ink/ - Datasheet URL: https://resource.heltec.cn/download/e-ink/154/1.54b%26w/HTEW0154T8_V20/HTEW0154T8_V20.pdf - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - BUSY [pin 7] - CLK [pin 6] - CS [pin 5] - D/C [pin 3] - GND [pin 2] - SDI [pin 4] - VCC [pin 1] ### U3 — [HTEW0154T8](https://www.flux.ai/vasy_skral/htew0154t8~r3.md) - Manufacturer Part Number: HTEW0154T8 - Purchase Url: https://www.aliexpress.com/item/1005005765133180.html - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://resource.heltec.cn/download/e-ink/154/1.54b%26w/HTEW0154T8_V20/HTEW0154T8_V20.pdf - Product Info Url: https://heltec.org/project/154-e-ink/ - Part Type: Display Device - Manufacturer Name: Chengdu Heltec Automation technology CO., LTD **Pins:** - BUSY [pin 7] - CLK [pin 6] - CS [pin 5] - D/C [pin 3] - GND [pin 2] - SDI [pin 4] - VCC [pin 1] ### U4 — [MB85RC256VPF-G-JNERE2](https://www.flux.ai/adrian95/mb85rc256vpf-g-jnere2~9ry.md) - Part Type: Integrated Circuit - Manufacturer Name: Fujitsu Semiconductor - Datasheet URL: https://www.mouser.com/datasheet/2/1113/MB85RC256V_DS501_00017_7v0_E-2515380.pdf - Manufacturer Part Number: MB85RC256VPF-G-JNERE2 **Pins:** - A0 - A1 - A2 - GND - SCL - SDA - VCC - WP *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/yousi176/arduino-uno-r3-shield-max485-single~t2](https://www.flux.ai/yousi176/arduino-uno-r3-shield-max485-single~t2).* --- *Generated from [https://www.flux.ai/yousi176/arduino-uno-r3-shield-max485-single~t2](https://www.flux.ai/yousi176/arduino-uno-r3-shield-max485-single~t2)*