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This user's guide describes the general features, theory of operation, hardware setup, and use of the
EM1402EVM. Throughout this user's guide, the abbreviations EVM, EM1402EVM, and the term evaluation
module are synonymous with the EM1402 Evaluation Module, unless otherwise noted. This EVM is an
evaluation board of the Active Balance chipset for use in large format Lithium-ion batteries that provides
monitoring, balancing, and communications.
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SNOU143 - February 2017
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Copyright © 2017, Texas Instruments Incorporated
EM1402 Evaluation Module
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http://www.digchip.com
User's Guide
SNOU143 - February 2017
EM1402 Evaluation Module
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Summary of Contents for Texas Instruments EM1402
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Page 1: Table Of Contents
EM1402EVM. Throughout this user's guide, the abbreviations EVM, EM1402EVM, and the term evaluation module are synonymous with the EM1402 Evaluation Module, unless otherwise noted. This EVM is an evaluation board of the Active Balance chipset for use in large format Lithium-ion batteries that provides monitoring, balancing, and communications. - Page 2 Any other use or application are strictly prohibited by Texas Instruments. If you are not suitably qualified, you should immediately stop from further use of the HV EVM.
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Page 3: General Description
(a) EVMs are not to be used as all or part of a production unit. General Description The Texas Instruments EM1402EVM Battery Management System (BMS) is an evaluation board of the Active Balance chipset for use in large format Lithium-ion batteries that provides monitoring, balancing, and communications. -
Page 4: Theory Of Operation
COMM FAULT Isolated 12V UART TX/RX BMS Module 1 WAKEUP Microcontroller FAULT_N Pack Copyright © 2017, Texas Instruments Incorporated Figure 1. System Stack Diagram EM1402 Evaluation Module SNOU143 – February 2017 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... - Page 5 1. Wakeup the EM1402 board by sending a WAKEUP pulse when using the UART interface, or sending a WAKE tone when using the EM1402 in a stack of other EM1402 boards for a large battery pack or a bq76PL455A-Q1 configured as a bridge. Initialize the bq76PL455A-Q1 to be ready for use.
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Page 6: Single Board
Positive terminal of BAT4, negative terminal of BAT5. BAT3 Positive terminal of BAT3, negative terminal of BAT4. BAT0 Negative terminal of BAT1. Local ground for module. EM1402 Evaluation Module SNOU143 – February 2017 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 7: Host Interface
The 6-pin J3 - Serial connector is used to connect the bq76PL455EVM to a PC running the GUI or to a host controller. Signals at the J3 - Serial connector are 5-V TTL signals. Texas Instruments recommends using FTDI’s USB-to-TTL serial converter cable to allow connection with a PC’s USB port. The recommended cable is available from FTDI (http://www.ftdichip.com), and the appropriate part number for... -
Page 8: Thermistor Inputs
Thermistor 5 connection (on-board 20-kΩ pullup to 3.3 V) AUX5 Thermistor 6 connection (on-board 20-kΩ pullup to 3.3 V) AUX6 Thermistor 7 connection (on-board 20-kΩ pullup to 3.3 V) Not connected EM1402 Evaluation Module SNOU143 – February 2017 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 9: Tyco Electronics 1452625-1 (Reference Image Only)
Positive external isolated balance source input (shared with all other EM1402EVM modules, but isolated from all cells) GND of external isolated balance source input SNOU143 – February 2017 EM1402 Evaluation Module Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 10: Em1402Evm Quick Start Guide
EVM. Also be aware that the computer will be referenced to the Battery- potential of the EVM. EM1402 Evaluation Module SNOU143 – February 2017 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... -
Page 11: Hardware Setup
Matrix UART UART Cell Balancing Engine (Optional) EM1402EVM Copyright © 2017, Texas Instruments Incorporated Figure 6. System Block Diagram Connecting the Evaluation Modules The EVMs are connected using a standard wire jumper; Figure 6 shows the connections between the two EVMs. -
Page 12: Software
(C:\ti\EM1402EVM Example Code 0.1). 2. Launch Code Composer Studio (CCS): Start → Programs → Texas Instruments → Code Composer Studio v7 → Code Composer Studio v7 3. When it launches, CCS requests a workspace is selected, choose “C:\myWorkspace”. Once CCS loads, go to: File →... -
Page 13: Physical Dimensions
Bottom - Tallest component (cell input RC filter cap) is 0.054 in (1.4 mm) above PCB. Board Mounting Figure 7 illustrates the EVM dimension drawing. Figure 7. Dimension Drawing SNOU143 – February 2017 EM1402 Evaluation Module Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated... - Page 14 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 15 FCC Interference Statement for Class B EVM devices NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
- Page 16 【無線電波を送信する製品の開発キットをお使いになる際の注意事項】 開発キットの中には技術基準適合証明を受けて いないものがあります。 技術適合証明を受けていないもののご使用に際しては、電波法遵守のため、以下のいずれかの 措置を取っていただく必要がありますのでご注意ください。 1. 電波法施行規則第6条第1項第1号に基づく平成18年3月28日総務省告示第173号で定められた電波暗室等の試験設備でご使用 いただく。 2. 実験局の免許を取得後ご使用いただく。 3. 技術基準適合証明を取得後ご使用いただく。 なお、本製品は、上記の「ご使用にあたっての注意」を譲渡先、移転先に通知しない限り、譲渡、移転できないものとします。 上記を遵守頂けない場合は、電波法の罰則が適用される可能性があることをご留意ください。 日本テキサス・イ ンスツルメンツ株式会社 東京都新宿区西新宿６丁目２４番１号 西新宿三井ビル 3.3.3 Notice for EVMs for Power Line Communication: Please see http://www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page 電力線搬送波通信についての開発キットをお使いになる際の注意事項については、次のところをご覧ください。http:/ /www.tij.co.jp/lsds/ti_ja/general/eStore/notice_02.page 3.4 European Union 3.4.1 For EVMs subject to EU Directive 2014/30/EU (Electromagnetic Compatibility Directive): This is a class A product intended for use in environments other than domestic environments that are connected to a low-voltage power-supply network that supplies buildings used for domestic purposes.
- Page 17 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 © 2017, Texas Instruments Incorporated...
- Page 18 IMPORTANT NOTICE FOR TI DESIGN INFORMATION AND RESOURCES Texas Instruments Incorporated (‘TI”) technical, application or other design advice, services or information, including, but not limited to, reference designs and materials relating to evaluation modules, (collectively, “TI Resources”) are intended to assist designers who are developing applications that incorporate TI products;...
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