# Magnetic Hex Tile Earth Source ## Description Earth source tile for a magnetic modular hex-tile system with LiPo power, MCU control, pogo-pin edge interconnects, and a robust low-speed tile communication bus. ## Project Details - **Owner:** fullfrontal - **Created:** 7/10/2026 - **Last Updated:** 7/12/2026 - **Visibility:** Public ## Key Components ### D1 — [WE-TVS-82400102](https://www.flux.ai/kicad-part-library/we-tvs-82400102~vb9.md) - Manufacturer Part Number: WE-TVS-82400102 - Package or Case Code: SOT-23-6 - Manufacturer Name: Texas Instruments Inc. - Datasheet URL: https://www.we-online.com/components/products/datasheet/82400102.pdf - Role Details: Protect exposed RS-485 A/B pogo contacts on one edge - Role: ESD Protection **Pins:** - ~ [pin 5] - ~ [pin 1] - ~ [pin 4] - ~ [pin 2] - ~ [pin 3] - ~ [pin 6] ### J1 — [USB4215-03-A](https://www.flux.ai/adrian95/usb4215-03-a~kg3.md) - Symbol Style: parametric-v1 - Manufacturer Part Number: USB4215-03-A - Manufacturer Name: GCT - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: USB-C sink for 5 V charge input; route D+/D- if native USB programming is used - Package or Case Code: GCT_USB4215-03-A_REVA - Role: USB-C Receptacle - Datasheet URL: https://gct.co/files/specs/usb4215-spec.pdf - Part Type: USB C **Pins:** - CC1 [pin A5] - CC2 [pin B5] - DN1 [pin A7] - DN2 [pin B7] - DP1 [pin A6] - DP2 [pin B6] - GND_A [pin A1_B12] - GND_B [pin B1_A12] - SBU1 [pin A8] - SBU2 [pin B8] - SHIELD [pin SH1] - SHIELD [pin SH4] - SHIELD [pin SH2] - SHIELD [pin SH3] - VBUS_A [pin A4_B9] - VBUS_B [pin B4_A9] ### J2 — [S2B-PH-SM4-TB(LF)(SN)](https://www.flux.ai/adrian95/s2b-ph-sm4-tblfsn~b96.md) - Manufacturer Name: JST Sales America Inc. - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - Role: Battery Connector - Part Type: Connector - Role Details: 2-pin JST-PH style LiPo battery connection - Manufacturer Part Number: S2B-PH-SM4-TB(LF)(SN) - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - P1 [pin 1] - P2 [pin 2] ### J3 — [Connector 01x04_2.00mm](https://www.flux.ai/jecstronic/connector-01x042p00mm~qsu.md) - Part Type: Connector - Role: Edge Port - Role Details: 4-contact edge interface: 5V_EDGE_n, GND, RS485_A_n, RS485_B_n - 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] ### J4 — [Connector 01x04_2.00mm](https://www.flux.ai/jecstronic/connector-01x042p00mm~qsu.md) - Role: Edge Port - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Role Details: 4-contact edge interface: 5V_EDGE_n, GND, RS485_A_n, RS485_B_n **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] ### J5 — [Connector 01x04_2.00mm](https://www.flux.ai/jecstronic/connector-01x042p00mm~qsu.md) - Role: Edge Port - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: 4-contact edge interface: 5V_EDGE_n, GND, RS485_A_n, RS485_B_n **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] ### J6 — [Connector 01x04_2.00mm](https://www.flux.ai/jecstronic/connector-01x042p00mm~qsu.md) - Part Type: Connector - Role: Edge Port - Role Details: 4-contact edge interface: 5V_EDGE_n, GND, RS485_A_n, RS485_B_n - 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 — [Connector 01x04_2.00mm](https://www.flux.ai/jecstronic/connector-01x042p00mm~qsu.md) - Role Details: 4-contact edge interface: 5V_EDGE_n, GND, RS485_A_n, RS485_B_n - Role: Edge Port - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] ### J8 — [Connector 01x04_2.00mm](https://www.flux.ai/jecstronic/connector-01x042p00mm~qsu.md) - Role Details: 4-contact edge interface: 5V_EDGE_n, GND, RS485_A_n, RS485_B_n - Part Type: Connector - Role: Edge Port - 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] ### U1 — [ESP32-S3-MINI-1-N8](https://www.flux.ai/jecstronic/esp32-s3-mini-1-n8~m3d.md) - Role Details: ESP32-S3 module; controls six edge RS-485 links via SPI UART bridges - Part Type: Module - Manufacturer Name: Espressif Systems - Datasheet URL: https://www.mouser.com/datasheet/2/891/esp32_s3_mini_1_mini_1u_datasheet_en-2997643.pdf - Role: MCU Module - Manufacturer Part Number: ESP32-S3-MINI-1-N8 - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 3V3 [pin 3] - EN [pin 45] - GND [pin 2] - GND [pin 60] - GND [pin 49] - GND [pin 61_6] - GND [pin 59] - GND [pin 46] - GND [pin 47] - GND [pin 43] - GND [pin 61_1] - GND [pin 61] - GND [pin 61_3] - GND [pin 42] - GND [pin 57] - GND [pin 64] - GND [pin 1] - GND [pin 52] - GND [pin 61_8] - GND [pin 61_5] - GND [pin 48] - GND [pin 61_2] - GND [pin 51] - GND [pin 58] - GND [pin 56] - GND [pin 61_4] - GND [pin 63] - GND [pin 65] - GND [pin 53] - GND [pin 61_7] - GND [pin 55] - GND [pin 50] - GND [pin 54] - GND [pin 62] - IO0 [pin 4] - IO1 [pin 5] - IO10 [pin 14] - IO11 [pin 15] - IO12 [pin 16] - IO13 [pin 17] - IO14 [pin 18] - IO15 [pin 19] - IO16 [pin 20] - IO17 [pin 21] - IO18 [pin 22] - IO19 [pin 23] - IO2 [pin 6] - IO20 [pin 24] - IO21 [pin 25] - IO26 [pin 26] - IO3 [pin 7] - IO33 [pin 28] - IO34 [pin 29] - IO35 [pin 31] - IO36 [pin 32] - IO37 [pin 33] - IO38 [pin 34] - IO39 [pin 35] - IO4 [pin 8] - IO40 [pin 36] - IO41 [pin 37] - IO42 [pin 38] - IO45 [pin 41] - IO46 [pin 44] - IO47 [pin 27] - IO48 [pin 30] - IO5 [pin 9] - IO6 [pin 10] - IO7 [pin 11] - IO8 [pin 12] - IO9 [pin 13] - RXD0 [pin 40] - TXD0 [pin 39] ### U10 — [BQ24074RGTT](https://www.flux.ai/lcsc/bq24074rgtt~fpyl.md) - Part Type: Battery Management ICs - Manufacturer Part Number: BQ24074RGTT - Package or Case Code: VQFN-16_L3.0-W3.0-P0.50-TL-EP1.7 - Datasheet URL: https://www.ti.com/lit/ds/symlink/bq24074.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Texas Instruments - Role Details: Power-path LiPo charger/load-sharing controller for USB-C input and system rail - Role: Battery Charger - Symbol Style: parametric-v1 - JLCPCB Part Class: Extended Part - Implementation Details: Standalone single-cell Li-Ion/Li-Polymer linear charger and power-path management IC; 4.2 V battery regulation, 4.4 V OUT regulation, 10.5 V OVP, 1.5 A programmable fast charge/input current limit. - Operating Temperature: -40 to 85°C - Operating Voltage: IN operating range 4.35–10.2 V for BQ24074; IN withstand/recommended range up to 26 V, abs max 28 V - Package: VQFN-16 RGT (3 mm × 3 mm) with exposed thermal pad - LCSC Part Number: C2861252 **Pins:** - ~{CE} [pin 4] - ~{CHG} [pin 9] - ~{PGOOD} [pin 7] - BAT [pin 2] - BAT [pin 3] - EN1 [pin 6] - EN2 [pin 5] - EP [pin 17] - ILIM [pin 12] - IN [pin 13] - ISET [pin 16] - ITERM [pin 15] - OUT [pin 11] - OUT [pin 10] - TMR [pin 14] - TS [pin 1] - VSS [pin 8] ### U11 — [TPS61252DSG](https://www.flux.ai/kicad-part-library/tps61252dsg~pvd.md) - Datasheet URL: http://www.ti.com/lit/ds/symlink/tps61252.pdf - Role Details: 5 V boost rail target 1 A prototype budget; exact support values from datasheet - Package or Case Code: WSON-8-1EP_2x2mm_P0.5mm_EP0.9x1.6mm - Manufacturer Part Number: TPS61252DSG - Manufacturer Name: Texas Instruments Inc. - Role: Boost Regulator **Pins:** - EN [pin 6] - FB [pin 3] - GND [pin 9] - GND [pin 1] - ILIM [pin 4] - PG [pin 5] - SW [pin 7] - VIN [pin 8] - VOUT [pin 2] ### U12 — [AMS1117-3.3RG](https://www.flux.ai/lcsc/ams1117-3p3rg~47um.md) - Manufacturer Name: HGC(深圳汉芯) - LCSC Part Number: C2977152 - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: AMS1117-3.3RG - Part Type: Linear Voltage Regulators (LDO) - Symbol Style: parametric-v1 - Role Details: 3.3 V logic rail for ESP32, UART bridges, and RS-485 transceivers - Package or Case Code: SOT-223-3_L6.4-W3.5-P2.30-LS7.0-BR - Role: 3.3V Regulator - Datasheet URL: https://www.lcsc.com/datasheet/C2977152.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=T1kIXgFeT1NaU1RXQFBbUlUHT1cKU1NXFVBeX1VSTlAxVlNeR1RZUlNWQ1hYUTsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D - JLCPCB Part Class: Extended Part **Pins:** - ADJ/GND [pin 1] - IN [pin 3] - OUT [pin 2] - OUT [pin 4] ### U13 — [MP5016GQH-P](https://www.flux.ai/monolithicpower/mp5016gqh-p~a75.md) - Role: Edge Power Switch - Manufacturer Name: Monolithic Power Systems - Product Image Url: https://www.monolithicpower.com/pub/media/catalog/product/M/P/MP5016_428_1.jpg - Manufacturer Part Number: MP5016GQH-P - Datasheet URL: https://www.monolithicpower.com/en/documentview/productdocument/index/version/2/document_type/Datasheet/lang/en/sku/MP5016GQH-Z - Role Details: Per-edge protected 5 V output branch with reverse blocking/current limit; threshold TBD - Product Info Url: https://www.monolithicpower.com/en/catalog/product/view/id/428?utm_source=ultralibrarian&utm_medium=component_search&utm_campaign=listing - Package or Case Code: QFN10-1p5X2_MNP **Pins:** - DV/DT [pin 10] - EN [pin 9] - GATE [pin 8] - GND [pin 3] - ILIMIT [pin 4] - MODE [pin 5] - SOURCE [pin 7] - SOURCE [pin 6] - VCC [pin 1] - VCC [pin 2] ### U14 — [MP5016GQH-P](https://www.flux.ai/monolithicpower/mp5016gqh-p~a75.md) - Role Details: Per-edge protected 5 V output branch with reverse blocking/current limit; threshold TBD - Manufacturer Part Number: MP5016GQH-P - Manufacturer Name: Monolithic Power Systems - Product Image Url: https://www.monolithicpower.com/pub/media/catalog/product/M/P/MP5016_428_1.jpg - Role: Edge Power Switch - Datasheet URL: https://www.monolithicpower.com/en/documentview/productdocument/index/version/2/document_type/Datasheet/lang/en/sku/MP5016GQH-Z - Product Info Url: https://www.monolithicpower.com/en/catalog/product/view/id/428?utm_source=ultralibrarian&utm_medium=component_search&utm_campaign=listing - Package or Case Code: QFN10-1p5X2_MNP **Pins:** - DV/DT [pin 10] - EN [pin 9] - GATE [pin 8] - GND [pin 3] - ILIMIT [pin 4] - MODE [pin 5] - SOURCE [pin 7] - SOURCE [pin 6] - VCC [pin 1] - VCC [pin 2] ### U15 — [MP5016GQH-P](https://www.flux.ai/monolithicpower/mp5016gqh-p~a75.md) - Role: Edge Power Switch - Datasheet URL: https://www.monolithicpower.com/en/documentview/productdocument/index/version/2/document_type/Datasheet/lang/en/sku/MP5016GQH-Z - Manufacturer Name: Monolithic Power Systems - Product Image Url: https://www.monolithicpower.com/pub/media/catalog/product/M/P/MP5016_428_1.jpg - Manufacturer Part Number: MP5016GQH-P - Product Info Url: https://www.monolithicpower.com/en/catalog/product/view/id/428?utm_source=ultralibrarian&utm_medium=component_search&utm_campaign=listing - Role Details: Per-edge protected 5 V output branch with reverse blocking/current limit; threshold TBD - Package or Case Code: QFN10-1p5X2_MNP **Pins:** - DV/DT [pin 10] - EN [pin 9] - GATE [pin 8] - GND [pin 3] - ILIMIT [pin 4] - MODE [pin 5] - SOURCE [pin 7] - SOURCE [pin 6] - VCC [pin 1] - VCC [pin 2] ### U16 — [MP5016GQH-P](https://www.flux.ai/monolithicpower/mp5016gqh-p~a75.md) - Product Info Url: https://www.monolithicpower.com/en/catalog/product/view/id/428?utm_source=ultralibrarian&utm_medium=component_search&utm_campaign=listing - Package or Case Code: QFN10-1p5X2_MNP - Role Details: Per-edge protected 5 V output branch with reverse blocking/current limit; threshold TBD - Role: Edge Power Switch - Datasheet URL: https://www.monolithicpower.com/en/documentview/productdocument/index/version/2/document_type/Datasheet/lang/en/sku/MP5016GQH-Z - Manufacturer Part Number: MP5016GQH-P - Product Image Url: https://www.monolithicpower.com/pub/media/catalog/product/M/P/MP5016_428_1.jpg - Manufacturer Name: Monolithic Power Systems **Pins:** - DV/DT [pin 10] - EN [pin 9] - GATE [pin 8] - GND [pin 3] - ILIMIT [pin 4] - MODE [pin 5] - SOURCE [pin 7] - SOURCE [pin 6] - VCC [pin 1] - VCC [pin 2] ### U17 — [MP5016GQH-P](https://www.flux.ai/monolithicpower/mp5016gqh-p~a75.md) - Manufacturer Part Number: MP5016GQH-P - Manufacturer Name: Monolithic Power Systems - Product Image Url: https://www.monolithicpower.com/pub/media/catalog/product/M/P/MP5016_428_1.jpg - Datasheet URL: https://www.monolithicpower.com/en/documentview/productdocument/index/version/2/document_type/Datasheet/lang/en/sku/MP5016GQH-Z - Product Info Url: https://www.monolithicpower.com/en/catalog/product/view/id/428?utm_source=ultralibrarian&utm_medium=component_search&utm_campaign=listing - Role Details: Per-edge protected 5 V output branch with reverse blocking/current limit; threshold TBD - Role: Edge Power Switch - Package or Case Code: QFN10-1p5X2_MNP **Pins:** - DV/DT [pin 10] - EN [pin 9] - GATE [pin 8] - GND [pin 3] - ILIMIT [pin 4] - MODE [pin 5] - SOURCE [pin 7] - SOURCE [pin 6] - VCC [pin 1] - VCC [pin 2] ### U18 — [MP5016GQH-P](https://www.flux.ai/monolithicpower/mp5016gqh-p~a75.md) - Role Details: Per-edge protected 5 V output branch with reverse blocking/current limit; threshold TBD - Product Info Url: https://www.monolithicpower.com/en/catalog/product/view/id/428?utm_source=ultralibrarian&utm_medium=component_search&utm_campaign=listing - Package or Case Code: QFN10-1p5X2_MNP - Role: Edge Power Switch - Datasheet URL: https://www.monolithicpower.com/en/documentview/productdocument/index/version/2/document_type/Datasheet/lang/en/sku/MP5016GQH-Z - Product Image Url: https://www.monolithicpower.com/pub/media/catalog/product/M/P/MP5016_428_1.jpg - Manufacturer Name: Monolithic Power Systems - Manufacturer Part Number: MP5016GQH-P **Pins:** - DV/DT [pin 10] - EN [pin 9] - GATE [pin 8] - GND [pin 3] - ILIMIT [pin 4] - MODE [pin 5] - SOURCE [pin 7] - SOURCE [pin 6] - VCC [pin 1] - VCC [pin 2] ### U19 — [WE-TVS-82400102](https://www.flux.ai/kicad-part-library/we-tvs-82400102~vb9.md) - Manufacturer Part Number: WE-TVS-82400102 - Manufacturer Name: Texas Instruments Inc. - Package or Case Code: SOT-23-6 - Role Details: Protect exposed RS-485 A/B pogo contacts on one edge - Datasheet URL: https://www.we-online.com/components/products/datasheet/82400102.pdf - Role: ESD Protection **Pins:** - ~ [pin 5] - ~ [pin 1] - ~ [pin 4] - ~ [pin 2] - ~ [pin 3] - ~ [pin 6] ### U2 — [MAX14830ETM+T](https://www.flux.ai/vasyl/max14830etmplust~ep.md) - Datasheet URL: https://datasheets.maximintegrated.com/en/ds/MAX14830.pdf - Manufacturer Part Number: MAX14830ETM+T - Part Type: Integrated Circuit - Role Details: SPI-to-quad-UART bridge for edge RS-485 links 1-4 - Role: UART Bridge - Manufacturer Name: Analog Devices Inc./Maxim Integrated **Pins:** - ~CS~/A0 [pin 5] - ~CTS0 [pin 16] - ~CTS1 [pin 24] - ~CTS2 [pin 32] - ~CTS3 [pin 40] - ~IRQ [pin 7] - ~RST [pin 8] - ~RTS0 [pin 15] - ~RTS1 [pin 23] - ~RTS2 [pin 31] - ~RTS3 [pin 39] - AGND [pin 46] - AGND [pin 49] - DGND [pin 10] - GPIO0 [pin 11] - GPIO1 [pin 12] - GPIO10 [pin 29] - GPIO11 [pin 30] - GPIO12 [pin 35] - GPIO13 [pin 36] - GPIO14 [pin 37] - GPIO15 [pin 38] - GPIO2 [pin 13] - GPIO3 [pin 14] - GPIO4 [pin 19] - GPIO5 [pin 20] - GPIO6 [pin 21] - GPIO7 [pin 22] - GPIO8 [pin 27] - GPIO9 [pin 28] - LDOEN [pin 2] - MISO/SDA [pin 3] - MOSI/A1 [pin 6] - RX0 [pin 17] - RX1 [pin 25] - RX2 [pin 33] - RX3 [pin 41] - SCLK/SCL [pin 4] - SPI/~I2C [pin 1] - TX0 [pin 18] - TX1 [pin 26] - TX2 [pin 34] - TX3 [pin 42] - V18 [pin 48] - VA [pin 47] - VEXT [pin 43] - VL [pin 9] - XIN [pin 45] - XOUT [pin 44] ### U20 — [WE-TVS-82400102](https://www.flux.ai/kicad-part-library/we-tvs-82400102~vb9.md) - Package or Case Code: SOT-23-6 - Manufacturer Name: Texas Instruments Inc. - Manufacturer Part Number: WE-TVS-82400102 - Role: ESD Protection - Role Details: Protect exposed RS-485 A/B pogo contacts on one edge - Datasheet URL: https://www.we-online.com/components/products/datasheet/82400102.pdf **Pins:** - ~ [pin 5] - ~ [pin 1] - ~ [pin 4] - ~ [pin 2] - ~ [pin 3] - ~ [pin 6] ### U21 — [WE-TVS-82400102](https://www.flux.ai/kicad-part-library/we-tvs-82400102~vb9.md) - Manufacturer Name: Texas Instruments Inc. - Package or Case Code: SOT-23-6 - Manufacturer Part Number: WE-TVS-82400102 - Datasheet URL: https://www.we-online.com/components/products/datasheet/82400102.pdf - Role: ESD Protection - Role Details: Protect exposed RS-485 A/B pogo contacts on one edge **Pins:** - ~ [pin 5] - ~ [pin 1] - ~ [pin 4] - ~ [pin 2] - ~ [pin 3] - ~ [pin 6] ### U22 — [WE-TVS-82400102](https://www.flux.ai/kicad-part-library/we-tvs-82400102~vb9.md) - Role Details: Protect exposed RS-485 A/B pogo contacts on one edge - Role: ESD Protection - Datasheet URL: https://www.we-online.com/components/products/datasheet/82400102.pdf - Package or Case Code: SOT-23-6 - Manufacturer Name: Texas Instruments Inc. - Manufacturer Part Number: WE-TVS-82400102 **Pins:** - ~ [pin 5] - ~ [pin 1] - ~ [pin 4] - ~ [pin 2] - ~ [pin 3] - ~ [pin 6] ### U23 — [WE-TVS-82400102](https://www.flux.ai/kicad-part-library/we-tvs-82400102~vb9.md) - Datasheet URL: https://www.we-online.com/components/products/datasheet/82400102.pdf - Role Details: Protect exposed RS-485 A/B pogo contacts on one edge - Manufacturer Part Number: WE-TVS-82400102 - Package or Case Code: SOT-23-6 - Role: ESD Protection - Manufacturer Name: Texas Instruments Inc. **Pins:** - ~ [pin 5] - ~ [pin 1] - ~ [pin 4] - ~ [pin 2] - ~ [pin 3] - ~ [pin 6] ### U3 — [MAX14830ETM+T](https://www.flux.ai/vasyl/max14830etmplust~ep.md) - Role: UART Bridge - Manufacturer Name: Analog Devices Inc./Maxim Integrated - Datasheet URL: https://datasheets.maximintegrated.com/en/ds/MAX14830.pdf - Manufacturer Part Number: MAX14830ETM+T - Role Details: SPI-to-quad-UART bridge for edge RS-485 links 5-6; two spare UART channels - Part Type: Integrated Circuit **Pins:** - ~CS~/A0 [pin 5] - ~CTS0 [pin 16] - ~CTS1 [pin 24] - ~CTS2 [pin 32] - ~CTS3 [pin 40] - ~IRQ [pin 7] - ~RST [pin 8] - ~RTS0 [pin 15] - ~RTS1 [pin 23] - ~RTS2 [pin 31] - ~RTS3 [pin 39] - AGND [pin 46] - AGND [pin 49] - DGND [pin 10] - GPIO0 [pin 11] - GPIO1 [pin 12] - GPIO10 [pin 29] - GPIO11 [pin 30] - GPIO12 [pin 35] - GPIO13 [pin 36] - GPIO14 [pin 37] - GPIO15 [pin 38] - GPIO2 [pin 13] - GPIO3 [pin 14] - GPIO4 [pin 19] - GPIO5 [pin 20] - GPIO6 [pin 21] - GPIO7 [pin 22] - GPIO8 [pin 27] - GPIO9 [pin 28] - LDOEN [pin 2] - MISO/SDA [pin 3] - MOSI/A1 [pin 6] - RX0 [pin 17] - RX1 [pin 25] - RX2 [pin 33] - RX3 [pin 41] - SCLK/SCL [pin 4] - SPI/~I2C [pin 1] - TX0 [pin 18] - TX1 [pin 26] - TX2 [pin 34] - TX3 [pin 42] - V18 [pin 48] - VA [pin 47] - VEXT [pin 43] - VL [pin 9] - XIN [pin 45] - XOUT [pin 44] ### U4 — [THVD1450DR](https://www.flux.ai/lcsc/thvd1450dr~36k.md) - Manufacturer Name: TI(德州仪器) - Datasheet URL: https://www.ti.com/lit/ds/symlink/thvd1450.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1780474876424&ref_url=https%253A%252F%252Fwww.ti.com%252Fgeneral%252Fdocs%252Fsuppproductinfo.tsp%253FdistId%253D10%2526gotoUrl%253Dhttps%253A%252F%252Fwww.ti.com%252Flit%252Fgpn%252Fthvd1450 - Role Details: Per-edge point-to-point differential transceiver - JLCPCB Part Class: Extended Part - Package or Case Code: SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL - Role: RS-485 Transceiver - Symbol Style: Parametric - LCSC Part Number: C2671361 - Part Type: RS-485/RS-422 ICs - Manufacturer Part Number: THVD1450DR **Pins:** - ~{RE} [pin 2] - A [pin 6] - B [pin 7] - D [pin 4] - DE [pin 3] - GND [pin 5] - R [pin 1] - VCC [pin 8] ### U5 — [THVD1450DR](https://www.flux.ai/lcsc/thvd1450dr~36k.md) - Datasheet URL: https://www.ti.com/lit/ds/symlink/thvd1450.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1780474876424&ref_url=https%253A%252F%252Fwww.ti.com%252Fgeneral%252Fdocs%252Fsuppproductinfo.tsp%253FdistId%253D10%2526gotoUrl%253Dhttps%253A%252F%252Fwww.ti.com%252Flit%252Fgpn%252Fthvd1450 - Manufacturer Name: TI(德州仪器) - JLCPCB Part Class: Extended Part - Package or Case Code: SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL - Role Details: Per-edge point-to-point differential transceiver - Role: RS-485 Transceiver - Symbol Style: Parametric - LCSC Part Number: C2671361 - Manufacturer Part Number: THVD1450DR - Part Type: RS-485/RS-422 ICs **Pins:** - ~{RE} [pin 2] - A [pin 6] - B [pin 7] - D [pin 4] - DE [pin 3] - GND [pin 5] - R [pin 1] - VCC [pin 8] ### U6 — [THVD1450DR](https://www.flux.ai/lcsc/thvd1450dr~36k.md) - Package or Case Code: SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL - JLCPCB Part Class: Extended Part - Role Details: Per-edge point-to-point differential transceiver - Role: RS-485 Transceiver - Datasheet URL: https://www.ti.com/lit/ds/symlink/thvd1450.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1780474876424&ref_url=https%253A%252F%252Fwww.ti.com%252Fgeneral%252Fdocs%252Fsuppproductinfo.tsp%253FdistId%253D10%2526gotoUrl%253Dhttps%253A%252F%252Fwww.ti.com%252Flit%252Fgpn%252Fthvd1450 - Manufacturer Name: TI(德州仪器) - Manufacturer Part Number: THVD1450DR - Part Type: RS-485/RS-422 ICs - LCSC Part Number: C2671361 - Symbol Style: Parametric **Pins:** - ~{RE} [pin 2] - A [pin 6] - B [pin 7] - D [pin 4] - DE [pin 3] - GND [pin 5] - R [pin 1] - VCC [pin 8] ### U7 — [THVD1450DR](https://www.flux.ai/lcsc/thvd1450dr~36k.md) - Manufacturer Name: TI(德州仪器) - Datasheet URL: https://www.ti.com/lit/ds/symlink/thvd1450.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1780474876424&ref_url=https%253A%252F%252Fwww.ti.com%252Fgeneral%252Fdocs%252Fsuppproductinfo.tsp%253FdistId%253D10%2526gotoUrl%253Dhttps%253A%252F%252Fwww.ti.com%252Flit%252Fgpn%252Fthvd1450 - Role: RS-485 Transceiver - JLCPCB Part Class: Extended Part - Package or Case Code: SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL - Role Details: Per-edge point-to-point differential transceiver - LCSC Part Number: C2671361 - Symbol Style: Parametric - Part Type: RS-485/RS-422 ICs - Manufacturer Part Number: THVD1450DR **Pins:** - ~{RE} [pin 2] - A [pin 6] - B [pin 7] - D [pin 4] - DE [pin 3] - GND [pin 5] - R [pin 1] - VCC [pin 8] ### U8 — [THVD1450DR](https://www.flux.ai/lcsc/thvd1450dr~36k.md) - Package or Case Code: SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL - JLCPCB Part Class: Extended Part - Datasheet URL: https://www.ti.com/lit/ds/symlink/thvd1450.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1780474876424&ref_url=https%253A%252F%252Fwww.ti.com%252Fgeneral%252Fdocs%252Fsuppproductinfo.tsp%253FdistId%253D10%2526gotoUrl%253Dhttps%253A%252F%252Fwww.ti.com%252Flit%252Fgpn%252Fthvd1450 - Manufacturer Name: TI(德州仪器) - Manufacturer Part Number: THVD1450DR - Role Details: Per-edge point-to-point differential transceiver - Part Type: RS-485/RS-422 ICs - Role: RS-485 Transceiver - LCSC Part Number: C2671361 - Symbol Style: Parametric **Pins:** - ~{RE} [pin 2] - A [pin 6] - B [pin 7] - D [pin 4] - DE [pin 3] - GND [pin 5] - R [pin 1] - VCC [pin 8] ### U9 — [THVD1450DR](https://www.flux.ai/lcsc/thvd1450dr~36k.md) - Manufacturer Part Number: THVD1450DR - Part Type: RS-485/RS-422 ICs - Role: RS-485 Transceiver - LCSC Part Number: C2671361 - Symbol Style: Parametric - Role Details: Per-edge point-to-point differential transceiver - Package or Case Code: SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL - JLCPCB Part Class: Extended Part - Datasheet URL: https://www.ti.com/lit/ds/symlink/thvd1450.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1780474876424&ref_url=https%253A%252F%252Fwww.ti.com%252Fgeneral%252Fdocs%252Fsuppproductinfo.tsp%253FdistId%253D10%2526gotoUrl%253Dhttps%253A%252F%252Fwww.ti.com%252Flit%252Fgpn%252Fthvd1450 - Manufacturer Name: TI(德州仪器) **Pins:** - ~{RE} [pin 2] - A [pin 6] - B [pin 7] - D [pin 4] - DE [pin 3] - GND [pin 5] - R [pin 1] - VCC [pin 8] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/fullfrontal/magnetic-hex-tile-earth-source~7o](https://www.flux.ai/fullfrontal/magnetic-hex-tile-earth-source~7o).* --- *Generated from [https://www.flux.ai/fullfrontal/magnetic-hex-tile-earth-source~7o](https://www.flux.ai/fullfrontal/magnetic-hex-tile-earth-source~7o)*