BQ34Z110 communication
Hi everyone ,I am working on BQ34Z110 now , I have read sluua15.pdf twice . now I want to use my MCU to communicate with BQ34Z110 through I2C interface .But I failed once, So do you have any examples...
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bq34z110 - series battery monitoring
Hello!텍스트 또는 웹사이트 주소를 입력하거나 문서를 번역하세요.취소jega alaewa gat-i seolgyehaess-eul gyeong-u, dongjag-i ganeunghalkkayo?이것을 찾으셨나요? 제가 아래와 같이 설계하는 것이 가능한가요?If I have the following design, operation possible?
View ArticleBQ34Z100 RAM/FLASH Endian Swap
Hello I am working on an application to set values in the FLASH.Am I correct that the values held in FLASH are stored MSByte first and RAM variables are read LSByte first?slua665 Going To Production...
View Articlebq34z100 Voltage Calibration With Cell connected during production
The various documents available all suggest that the board be calibrated prior to having the cells attached.Is there any issue using the cell voltage to calibrate the boards?In production the cells...
View ArticleBQ34Z100EVSW - Where is it?
Searching the TI site for the software for the EV2300 or BQ34Z100EVL or BQ34Z100EVSW turns up NOTHING on how to order or download this sofware, which is necessary to use the EV2300.Looking through the...
View ArticleHardware reset of bq34z110
Hello!I think that the error in the "/ MRST" on page24 of the datasheet.Can I use CS pin to "hardware reset"?If I can use it, what is the value of the "min. input high voltage" and "reset time" of CS?
View Articleinput current bandwidth of the BQ34z100
concern about the current sensing input bandwidth of the bq34z100. A/D conversion update is approx. 1sec. The changes in the current could be in the 10's of Hz ( e bike motor controller) and...
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Battery Charger + Fuel Gauge
HI,Iam new to fuel gauge monitoring .. i need to design battery charger + monitoring circuit for handheld product.With help of TI FAE , i have narrow down following part for my application. with...
View Articlebq27541
I am currently going through the learning cycle (5A in bqEasy) and have a couple of questions. When charging and discharging the battery pack, can I wait longer than the recomended wait times? Also,...
View ArticlebqStudio shuts down during evaluation with bq78350
I tried to program the bq78350 on the bq76920EVM with EV2300 and battery management studio 1.3.35. The EV2300 and the bq76920EVM are connected with SMBus. As I open the register “Data memory” bqStudio...
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MAC commands sent does not match MAC returned in read packet
Dear All,I'm testing our version of the PCB with BQ40Z50,everything worked fine, and we began to set up calibration and data flash parameters.we weren't able to force the FET to open in order to...
View ArticleBQ40Z50 fuse register cannot be toggled
Dear All,we are testing a new PCB with BQ40Z50.we are trying to calibrate the pack, and we are not able to open CHG/DSG.when can write FET_EN(0x22), and Toggle_CHG/DSG (0x1F,0x20) successfully.only...
View Articlebq34z110 FullChargeCapacity() and FullAvailableCapacity()
Hi,I have a question.If I set Load Mode = 0 (Constant Current) and Load Select Value = 6 andUser_Rate-mA = 1mA then will FullChargeCapacity() and FullAvailableCapacity()become in the near value?
View ArticleBQ40Z60
Hi,1. I am looking for default code (C code) for programming BQ40Z60 using 8051 micro controller. Can you please share?2. What is the recommended approach - programming the chip every time on power up...
View ArticleInquiry regarding golden file for dual batteries
Hello, allNow we have one inquiry regarding golden file for dual batteries from our customer.Please refer to the item below, and feedback us with your comment.We are going to use dual batteries in...
View ArticleBQ40Z50 SLEEP MODES
hi team,my customer want to use the Li-Ion Battery Pack Manager chip BQ40Z50 for our battery solution. In our use case we discharge the battery with only a few µA current (typical 20…50 µA, max. 200...
View ArticleBQ27425-G2A / Condition to clear RUP_DIS bit
HI All,I confirmed that the RUP_DIS is set when the the battery voltage down to less than Terminate Voltage. Then please let me know to clear RUP_DIS bit. I coulld clear it when the battery charged to...
View ArticleBQ27742-G1 bqStudio question
Have a customer with the following question:We currently have a battery pack that is using the BQ27742-g1 chip. I have read over the user guide and believe I understand how to configure the chip for...
View ArticleBQ28400 (standalone operation)
Is it possible to use this product stand-alone without microcontroller? I want to buy and use EV2300 to program all settings to BQ28400 via PC software (bq28400 Evaluation Software). And BQ28400 would...
View ArticleBQ28550 change CUV Threshold
Hello,i will change the Cell Voltage Threshold from 2500mV to 3000mV. For this i take the example from the Datasheet SLUU513 (September 2011).If the voltage drops below 3000mV the BQ28550 closed the...
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