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8-1

Operation

 

Operation

This chapter details the operation of the bq2013H EVM software.

Topic

Page

8.1

Starting the Program

8-2

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8.2

Initialization

8-2

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8.3

Data Screen

8-3

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8.4

Status Screen

8-4

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8.5

Pro Screen

8-5

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8.6

Data Logging

8-6

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Chapter 8

Содержание bq2013HEVM-001

Страница 1: ...bq2013HEVMĆ001 GasĆGauge IC Evaluation Module November 2000 Advanced Analog Products User s Guide SLUU081 ...

Страница 2: ... this warranty Specific testing of all parameters of each device is not necessarily performed except those mandated by government requirements Customers are responsible for their applications using TI components In order to minimize risks associated with the customer s applications adequate design and operating safeguards must be provided by the customer to minimize inherent or procedural hazards ...

Страница 3: ... 4 2 2 7 Programming Hardware Changes 2 4 3 DM2013H Schematic 3 1 3 1 Schematic 3 2 4 DM2013H Physical Layouts 4 1 4 1 Board Layout 4 2 5 DM2013H Bill of Materials 5 1 5 1 Bill of Materials 5 2 6 DM2013H Performance Specification Summary 6 1 7 EVM Hardware and Software Setup 7 1 7 1 Software Installation 7 2 7 2 Hardware Connection 7 2 7 2 1 Connecting the DM2013H to a Battery Pack 7 2 7 2 2 PC In...

Страница 4: ...8 2 8 2 Setup Screen 8 3 8 3 bq2013H Data Screen 8 4 8 4 Status Screen 8 4 8 5 Pro Screen 8 5 Tables 1 1 Ordering Information 1 2 2 1 Full Capacity Programming 2 2 2 2 Self Discharge Programming 2 3 2 3 LED Mode Programming 2 3 2 4 Charge Efficiency Programming 2 3 2 5 Charge Efficiency Programming 2 4 2 6 Pack Voltage Programming 2 4 5 1 Bill of Materials 5 2 7 1 DM2013H to EV2200 Connection 7 3 ...

Страница 5: ... includes one bq2013H IC five LEDs to display remaining capacity and all other components onboard necessary to monitor capacity and other critical parameters in NiCd NiMH or lead acid based battery packs The DM2013H connects directly across the cells in a battery With the EV2200 interface board and software the user can read the bq2013H data registers and evaluate the functions of the bq2013H unde...

Страница 6: ...data logging for system analysis 1 2 Kit Contents DM2013H preconfigured circuit module Sense resistor EV2200 PC interface board Set of evaluation software disks entitled EV2200 HDQ PC serial cable Set of support documentation 1 3 Ordering Information Table 1 1 Ordering Information EVM Part Number Chemistry Pack Voltage Capacity bq2013HEVM 001 NiCd 14 4 V 4 5 Ah Can be changed by reprogramming ...

Страница 7: ... or 12 lead acid cells The DM2013H includes five LEDs to display remaining capacity in 20 incre ments of the programmed capacity The LEDs are activated with the onboard push button switch Contacts on the DM2013H provide direct connection to the battery stack BAT BAT the sense resistor BAT GND and the serial communica tions port HDQ The system load and charger connect across BAT and PACK The ACC in...

Страница 8: ...tor a low L state requires the pulldown resistor and the float Z requires no resistors on the programming pin The shaded area of the tables indicates the bq2013HEVM 001 configuration See the bq2013H data sheet for a complete description of how the bq2013H is programmed 2 2 1 Full Capacity Pins 2 and 3 of the bq2013H determine the full capacity or programmed full count PFC of the DM2013H Resistors ...

Страница 9: ...itialization Table 2 3 LED Mode Programming LED Mode Setting Pin 5 LED Mode H Relative 20 increments of learned capacity Z Relative 20 increments of learned capacity L Absolute 20 increments of programmed capacity 2 2 4 Charge Efficiency Compensation The DM2013H is configured to apply no charge efficiency compensation Pin 6 of the bq2013H determines the charge efficiency factors of the DM2013H Res...

Страница 10: ...s shown in Table 2 6 Table 2 6 Pack Voltage Programming EVM Part Number R2 R18 R19 End of Discharge Level 1 End of Discharge Level 2 bq2013HEVM 001 1 5 MΩ 1 1 MΩ 100 K 12 V 10 8 V 2 2 7 Programming Hardware Changes The following procedure changes the configuration of DM2013H to other un shaded options listed in the tables above 1 Ensure that the DM2013H is disconnected from the battery 2 Determine...

Страница 11: ...all possible components on the board for var ious configurations including all configuration resistors Only those resistors that set the desired configuration should be installed The schematic notes in dicate where variations exist Topic Page 3 1 Schematic 3 2 Chapter 3 ...

Страница 12: ...Schematic 3 2 3 1 Schematic Figure 3 1 shows the DM2013H schematic diagram Figure 3 1 DM2013H Schematic ...

Страница 13: ...4 1 DM2013H Physical Layouts DM2013H Physical Layouts This chapter contains the board layout and assembly drawings for the DM2013H Topic Page 4 1 Board Layout 4 2 Chapter 4 ...

Страница 14: ...Board Layout 4 2 4 1 Board Layout Figure 4 1 shows the dimensions PCB layers and assembly drawing for the DM2013H Figure 4 1 DM2013H Dimensions and Layout ...

Страница 15: ...5 1 DM2013H Bill of Materials DM2013H Bill of Materials This chapter contains the bill of materials required for the DM2013H Topic Page 5 1 Bill of Materials 5 2 Chapter 5 ...

Страница 16: ... 100 KΩ 1 10 W 5 Venkel CR0805 10 W104JT 805 R6 1 Resistor 1 1 MΩ 1 10 W 1 Venkel CR0805 10 W1104FT 805 R7 1 Resistor 100 KΩ 1 10 W 1 Venkel CR0805 10 W1003FT 805 R10 1 Resistor 0 010 Ω 3 W 1 LVR 3 AXIAL Dale LVR 3 R010 1 3 W TH R16 R21 R22 3 Resistor 330 Ω 1 10 W 5 Venkel CR0805 10 W331JT 805 R26 1 Resistor 300 KΩ 1 10 W 5 Venkel CR0805 10 W304JT 805 R27 1 Resistor 10 KΩ 1 10 W 5 Venkel CR0805 10...

Страница 17: ...ications of the DM2013H Table 6 1 gives the performance specifications of the circuit Figure 6 1 Performance Specification Summary Specification Min Typ Max Units Charge and Discharge Current 0 05 15 A Note Charge and discharge maximums are limited by the power dissipation of the 10 mΩ 3 W sense resistor included in the kit Chapter 6 ...

Страница 18: ...6 2 ...

Страница 19: ...M Hardware and Software Setup This section describes how to install the bq2013H EVM PC software and how to connect the different components of the EVM Topic Page 7 1 EVM Hardware and Software Setup 7 2 7 2 Hardware Connection 7 2 Chapter 7 ...

Страница 20: ...ction There are three hardware components to the bq2013H EVM The DM2013H circuit module the EV2200 PC interface board and the PC 7 2 1 Connecting the DM2013H to a Battery Pack Figure 7 1 shows how to connect the DM2013H to a stack of cells the sense resistor and the system load charger Figure 7 1 DM2013H Connection to Cells Sense Resistor and System Load Charger Battery Pack Battery Pack PACK PACK...

Страница 21: ...for interface to the PC 1 Connect the DM2013H based smart battery to the EV2200 using wire leads as in Table 7 1 2 Connect the PC serial cable to the EV2200 and the PC COM port Table 7 1 DM2013H to EV2200 Connection DM2013H Based Battery EV2200 P1 HDQ SMBD HDQ1 or SMBC HDQ2 P7 PACK VSS The bq2013H EVM is now set up for operation ...

Страница 22: ...7 4 ...

Страница 23: ...ion This chapter details the operation of the bq2013H EVM software Topic Page 8 1 Starting the Program 8 2 8 2 Initialization 8 2 8 3 Data Screen 8 3 8 4 Status Screen 8 4 8 5 Pro Screen 8 5 8 6 Data Logging 8 6 Chapter 8 ...

Страница 24: ...ction describes the settings that must be made before the EVM soft ware can properly display data 8 2 1 Device Program Settings Select the bq2013H option from the Options Device Selection pulldown menu This sets the software to operate with the bq2013H The program may prompt to quit and restart the program If so follow the on screen instructions and re start the program Once restarted the software...

Страница 25: ...e button The screen also displays how pins 2 Prog1 through 7 Prog6 are pro grammed The Reset Device button initializes the bq2013H with the pro grammed settings The Table Data box interprets the programming for self discharge display mode offset and charge compensation It also shows the programmed full battery capacity in terms of mVh and mAh mAh mVh Rsns The pro grammed full capacity or count PFC...

Страница 26: ...t be entered in the same base decimal or hexadecimal as the selected base The screen also shows the bit status of the status flags registers FLGS1 and FLGS2 8 4 Status Screen The Status screen graphically illustrates bq2013H operation The program shows the average current activity as well as the temperature and remaining capacity of the battery under evaluation Figure 8 4 Status Screen ...

Страница 27: ...ad or Write button The Send Break button sends a communication timing reset signal to the bq2013H and should be depressed each time a bq2013H based batter is con nected to the EV2200 The program can continuously read a single address by using the dwell fea ture To use the dwell feature Enter the address to read in the Dwell Address box This can be selected with the pulldown menu Set the dwell freq...

Страница 28: ...he data and create a log file Select File Start Data Log from the pulldown menu Enter a data log file name Press OK Set the data log interval Press Close To stop the data logging select File Close Data Log from the pulldown menu The file can be imported into a text editor spreadsheet or word processor pro gram ...

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