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User's Guide
DP83TC812EVM-MC User's Guide
This User's Guide discusses how to properly operate and configure the DP83TC812 Media Converter EVM. For
best layout practices, schematic files, and Bill of Materials, see the associated support documents.
History......................................................................................................................................................................2
2
Introduction.............................................................................................................................................................................3
Features......................................................................................................................................................................3
Setup....................................................................................................................................................4
Details................................................................................................................................................................7
Diagram....................................................................................................................................................................7
3.2 Configuration Options........................................................................................................................................................
4 Definitions...............................................................................................................................................................................
5
Schematics..............................................................................................................................................................................9
Schematic........................................................................................................................................................9
5.2 DP83867 Schematic........................................................................................................................................................
Schematic..............................................................................................................................................................11
5.4 AFE Schematic................................................................................................................................................................
5.5 Comms Schematic...........................................................................................................................................................
Schematic........................................................................................................................................................14
6 Layout....................................................................................................................................................................................
SNLU292A - NOVEMBER 2020 - REVISED MARCH 2022
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ABSTRACT
Figure 1-1. DP83TC812EVM-MC
Table of Contents
Copyright © 2022 Texas Instruments Incorporated
Table of Contents
DP83TC812EVM-MC User's Guide
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Summary of Contents for Texas Instruments DP83TC812EVM-MC
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Page 1: Table Of Contents
5.1 Main Block Schematic................................9 5.2 DP83867 Schematic................................ 5.3 Power Schematic................................11 5.4 AFE Schematic................................5.5 Comms Schematic................................5.6 Hardware Schematic................................14 6 Layout....................................SNLU292A – NOVEMBER 2020 – REVISED MARCH 2022 DP83TC812EVM-MC User's Guide Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated... -
Page 2: Revision History
Revision History www.ti.com List of Figures Figure 1-1. DP83TC812EVM-MC..............................Figure 2-1. DP83TC812EVM-MC – Top Side..........................Figure 2-2. DP83TC812EVM-MC – Bottom Side........................Figure 2-3. Onboard Supply Connection and Jumpers....................... Figure 2-4. VSLEEP and WAKE Jumpers........................... Figure 2-5. On-board MSP connections for MDIO and MDC...................... -
Page 3: Introduction
Introduction 2 Introduction The DP83TC812EVM-MC supports 100-Mbps speed and is IEEE 802.3bw compliant. There is an on-board MSP430F5528 for use with the USB2MDIO graphical user interface tool. DP83867 is provided for copper (100BASE-TX) support using RGMII MAC Interface. 2.1 Key Features •... -
Page 4: Operation - Quick Setup
Introduction www.ti.com Figure 2-2. DP83TC812EVM-MC – Bottom Side 2.2 Operation – Quick Setup 2.2.1 Onboard Power Supply Operation • EVM can operate from a single supply connected to the turret or barrel jack connector through TP8 (TP9 is GND) – Wide Vin: 5 V to 30 V •... -
Page 5: Figure 2-4. Vsleep And Wake Jumpers
PHY's registers. The software is available to download along with its user's guide in the link. USB2MDIO SNLU292A – NOVEMBER 2020 – REVISED MARCH 2022 DP83TC812EVM-MC User's Guide Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated... -
Page 6: Figure 2-6. Dp83Tc812 Configured As Master
Look for LED to illuminate on the RJ45 when a link is successfully established on the DP83867 • LED_1 (D2) will blink for TX/RX activity DP83TC812EVM-MC User's Guide SNLU292A – NOVEMBER 2020 – REVISED MARCH 2022 Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated... -
Page 7: Board Setup Details
USB2MDIO Source or SMA PHY ID + RGMII PHY ID + RGMII Straps CLKOUT Straps Figure 3-1. DP83TC812EVM-MC Block Diagram 3.2 Configuration Options 3.2.1 Clock Configuration • Onboard Clock – The onboard crystal is enabled by default • External Clock –... -
Page 8: Definitions
RGMII Reduced Gigabyte Media Independent Interface Start-of-Frame Detection VDDA Analog Core Supply Rail VDDIO Digital Supply Rail Pull-down Pullup Micro-controller DP83TC812EVM-MC User's Guide SNLU292A – NOVEMBER 2020 – REVISED MARCH 2022 Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated... -
Page 9: Schematics
VDD1P0_1 2.2k 2.2k 10.0k GND_ESC GND_ESC TPS7B8133QDRVRQ1 VDD1P0_2 TSW-101-07-G-S DP83TC812R-Q1 Sleep Supply TSW-101-07-G-S 10.0k VDDMAC CLKOUT Figure 5-1. Main Schematic SNLU292A – NOVEMBER 2020 – REVISED MARCH 2022 DP83TC812EVM-MC User's Guide Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated... -
Page 10: Dp83867 Schematic
0.1uF 0.1uF 10nF 10nF 10nF 10nF 10nF 10nF 10uF 0.1uF 0.1uF 10uF 0.1uF 0.1uF 0.1uF 0.1uF Figure 5-2. DP83867 Schematic DP83TC812EVM-MC User's Guide SNLU292A – NOVEMBER 2020 – REVISED MARCH 2022 Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated... -
Page 11: Power Schematic
10uF 15uH SHDN NR/SS2 0.1uF 0.01 µF LM2842YQMK/NOPB 47uF 2.26k 10.7k 2.2uF TPS7A8701RTJR B160-13-F 1.02k 150040GS73240 Figure 5-3. Power Schematic SNLU292A – NOVEMBER 2020 – REVISED MARCH 2022 DP83TC812EVM-MC User's Guide Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated... -
Page 12: Afe Schematic
GND812 1.00k 1.00k GND812 EZAEG3W11AV R113 R114 100k 100k 4700pF 4700pF 0.01 µF R115 1.0M GND812 Figure 5-4. AFE Schematic DP83TC812EVM-MC User's Guide SNLU292A – NOVEMBER 2020 – REVISED MARCH 2022 Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated... -
Page 13: Comms Schematic
Rev. sel. 1 USB1_D_P 1.40k Rev. sel. 2 USB_D_P Rev. sel. 3 10pF 10pF 1.00M USBGND Figure 5-5. Comms Schematic SNLU292A – NOVEMBER 2020 – REVISED MARCH 2022 DP83TC812EVM-MC User's Guide Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated... -
Page 14: Hardware Schematic
Change MCU wiring Pin 11, 18 , 50 M7582-05 M7582-05 M7582-05 M7582-05 Change MCU, MDIO wiring Figure 5-6. Hardware Schematic DP83TC812EVM-MC User's Guide SNLU292A – NOVEMBER 2020 – REVISED MARCH 2022 Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated... -
Page 15: Layout
Schematics 6 Layout Figure 6-1. Top Overlay SNLU292A – NOVEMBER 2020 – REVISED MARCH 2022 DP83TC812EVM-MC User's Guide Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated... -
Page 16: Figure 6-2. Bottom Overlay
Schematics www.ti.com Figure 6-2. Bottom Overlay DP83TC812EVM-MC User's Guide SNLU292A – NOVEMBER 2020 – REVISED MARCH 2022 Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated... - Page 17 STANDARD TERMS FOR EVALUATION MODULES Delivery: TI delivers TI evaluation boards, kits, or modules, including any accompanying demonstration software, components, and/or documentation which may be provided together or separately (collectively, an “EVM” or “EVMs”) to the User (“User”) in accordance with the terms set forth herein.
- Page 18 www.ti.com Regulatory Notices: 3.1 United States 3.1.1 Notice applicable to EVMs not FCC-Approved: FCC NOTICE: This kit is designed to allow product developers to evaluate electronic components, circuitry, or software associated with the kit to determine whether to incorporate such items in a finished product and software developers to write software applications for use with the end product.
- Page 19 www.ti.com Concernant les EVMs avec antennes détachables Conformément à la réglementation d'Industrie Canada, le présent émetteur radio peut fonctionner avec une antenne d'un type et d'un gain maximal (ou inférieur) approuvé pour l'émetteur par Industrie Canada. Dans le but de réduire les risques de brouillage radioélectrique à...
- Page 20 www.ti.com EVM Use Restrictions and Warnings: 4.1 EVMS ARE NOT FOR USE IN FUNCTIONAL SAFETY AND/OR SAFETY CRITICAL EVALUATIONS, INCLUDING BUT NOT LIMITED TO EVALUATIONS OF LIFE SUPPORT APPLICATIONS. 4.2 User must read and apply the user guide and other available documentation provided by TI regarding the EVM prior to handling or using the EVM, including without limitation any warning or restriction notices.
- Page 21 Notwithstanding the foregoing, any judgment may be enforced in any United States or foreign court, and TI may seek injunctive relief in any United States or foreign court. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2019, Texas Instruments Incorporated...
- Page 22 TI products. TI’s provision of these resources does not expand or otherwise alter TI’s applicable warranties or warranty disclaimers for TI products. TI objects to and rejects any additional or different terms you may have proposed. IMPORTANT NOTICE Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2022, Texas Instruments Incorporated...
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