STMicroelectronics AEK-POW-BMS63EN Manuals

Manuals and User Guides for STMicroelectronics AEK-POW-BMS63EN. We have 1 STMicroelectronics AEK-POW-BMS63EN manual available for free PDF download: User Manual

STMicroelectronics AEK-POW-BMS63EN User Manual (59 pages)

Battery Management System (BMS) Evaluation Board Based on the L9963E

Brand: STMicroelectronics | Category: Motherboard | Size: 8 MB

Figure 1. AEK-POW-BMS63EN Evaluation Board
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Hardware Overview
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Main Components
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Figure 2. AEK-POW-BMS63EN Main Components
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Voltage Operating Range
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Linear Regulators
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Simplified State Machine
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Figure 3. State Machine
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Figure 4. Daisy Chain Addressing Procedure
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Figure 5. Addressing Procedure Example
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BMS Topologies
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Centralized Configuration
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Figure 6. AEK-COM-ISOSPI Configuration
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Figure 7. Centralized BMS Diagram
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Figure 8. Example of Centralized BMS with AEK-COM-ISOSPI1 and AEK-MCU-C4MLIT1
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Dual Access Ring Configuration
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Figure 9. Dual Access Ring BMS Diagram
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Figure 10. Dual Ring Configuration Example
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Voltage Conversion Routine
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Figure 11. Finite State Machine of the Voltage Conversion Routine
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Coulomb Counting Routine
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Safety and Diagnostic Features
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Cell UV/OV Diagnostic
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Total Battery VBAT Diagnostic
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VBAT Overvoltage
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VBAT Undervoltage
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Cell Open Wire Diagnostic
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Cell Open with ADC_CROSS_CHECK = 0
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Cell Open with ADC_CROSS_CHECK = 1
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PCB Open Diagnostic
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Die Temperature Diagnostic and Overtemperature
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Fault Condition
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Figure 12. Fault LED on the AEK-COM-ISOSPI1
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Figure 13. Function Setup Example for Overcurrent Threshold, Resistor, and Load Values
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Figure 14. Aek_Pow_Bms63En_Init() Definition
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Figure 15. Aek_Pow_Bms63En_Init() Location
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Figure 16. Functions for Current and Temperature Reading
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Figure 17. Resistor Value to Modify
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Cell Balancing
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Passive Cell Balancing with Internal Mosfets
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Figure 18. Cell Monitoring with Internal Balancing
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Methods for SOC Estimation
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Figure 19. Equivalent Circuit
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Autodevkit Ecosystem
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Component Folder Structure
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Software Component Architecture (AEK-POW-BMS63EN Component RLA)
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Figure 20. AEK-POW-BMS63EN Component Folder Structure
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AEK-POW-BMS63EN in Autodevkit
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Centralized Configuration Example
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Figure 21. Software Architecture
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Figure 22. Adding Components
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Figure 23. Adding AEK-COM-ISOSPI1 Component RLA
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Figure 24. Selecting AEK-COM-ISOSPI1 Component RLA
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Figure 25. Adding a New Element
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Figure 26. AEK-COM-ISOPI1 Configuration
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Figure 27. AEK-COM-ISOPI1 Scenario Two Configurations
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Figure 28. Component Allocation
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Figure 29. Adding AEK-POW-BMS63EN Component RLA
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Figure 30. Selecting AEK-POW-BMS63EN Component RLA
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Figure 31. ISOSPI Configuration
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Figure 32. Component Configuration
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Figure 33. Over/Undervoltage Battery Threshold Configuration
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Figure 34. Over/Undervoltage Cell Threshold Configuration
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Figure 35. Communication Configuration
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Figure 36. Coulomb Counting and ADC Filter SOC Configuration
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Figure 37. GPIO Configuration
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Figure 38. Enabling/Disabling Cells
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Figure 39. Vtref Configuration
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Figure 40. Available Editors
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Figure 41. Board View
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Dual Access Ring Configuration Example
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Available Demos for AEK-POW-BMS63EN
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Figure 42. Wsx File Import
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Centralized Application
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Application for Discovery Demo)
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Dual Ring Application
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Application for Discovery Demo)
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Single Centralized Application
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Aek_Pow_Bms63En_Soc_Estimation_Single Application for Discovery Demo)
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Available Apis
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Table 1. General Purpose Apis for the AEK-POW-BMS63EN
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Table 2. Application-Oriented Apis for the AEK-POW-BMS63EN
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Table 3. Cell-Oriented Apis for the AEK-POW-BMS63EN
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Table 4. GPIO 9, 3 Configuration Apis for the AEK-POW-BMS63EN
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Table 5. Other Apis for the AEK-POW-BMS63EN
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Waveforms
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Figure 43. 14-Cell Voltage Discharge with an Active Load of 1 a
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Figure 44. Battery Pack Voltage Discharge with an Active Load of 1 a
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Process Timing
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Figure 45. 14 Cell Voltages During Balancing
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Table 6. Task Process Timing
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Figure 46. Voltage Estimation Waveform
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Figure 47. NTC Temperature Estimation Waveform
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Figure 48. SOC Estimation Waveform
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Figure 49. Fault Estimation Waveform
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Schematic Diagrams
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Figure 50. AEK-POW-BMS63EN Schematic Diagram
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Bill of Materials
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Table 7. BOM
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Board Versions
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Table 8. AEK-POW-BMS63EN Versions
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Regulatory Compliance Information
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Revision History
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Table 9. Document Revision History
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STMicroelectronics AEK-POW-BMS63EN User Manual (59 pages)

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