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BQ28Z610 not balancing
Hi to allI'm using BG28Z610EVM and I'd like to balance my battery. I do everything, like it is written on PDF. No current and CB bit is 1. I do read full PDF and I really don't know what I do...
View ArticleBQ20Z45-R1 PRES pin function
Hi We are working on smart battery (which is based on BQ20z45-R1) & using LTC4100 battery charger & external mcu. Now we are facing problems that battery is not charging or discharging. We had...
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BQ27510-G2 question and datasheet correction
Posting for a customer: BQ27510-G2 question and datasheet correction. Yes, I need to update it to a G3, but extracting data from it first. http://www.ti.com/lit/ds/symlink/bq27510-g2.pdf 1. What is...
View ArticleMay I use a EV2400 to communicate a MSP-EXP430g2 to my computer with I2C...
Hi, I'm looking to send a I2C message each 5 seconds, I have a EV2400 module, and I want to try to use it, I already have a MSP-EXP430g2 KIt that is the one that I want to send this message.Which...
View Articlebq34z100-g1 with NMC cells - SOH issue - no exact Chem ID match
Hello BMS team, The State of Health value is reading 26% in a battery pack with 16 series cells. Chemistry is LiNiMnCoO2 (NMC). We're unable to find a Chem ID that matches with the cells so a custom...
View Articlecan I set the lower reference and the highest reference of msp-exp430g2 adc?
Hi, I know that we can set the reference on 2.5,1.5 and 3.6V, but can we set the lowest reference looking to use the 1023 bits on read between 1.5V and 2.1V?when 1.5V bit value=0x00 and...
View ArticleBqstudio problem export .gg.csv file bq78350
Hi,I'm working on the BQ78350, I can not export the file with the extension *.gg.csv . It shows "File access denied".Do you know how to fix that ? Please.Thank youMa
View ArticleEV2400 STAT LED issue
Hello, E2E community. My customer is having issues with the STAT LED either EV2400 board remaining off or remaining on, when he plugs into JP8. He has an NTC soldered to two leads. The schematic does...
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BQ20z45R1 cell imbalance in life cycles test
Hi,Please see above: The pack has cell imbalance issue and the actual cycles count is reach 385 before it could not consistently hold charge. our target is get into 450 cycles count. What are the...
View Articlebq40z60
In the bq40z60 data sheet, the mysterious ACFET has puzzled me. In figure 6, it is wired up in one direction with the input +ve voltage connected to the Drain of this NFET. In figure 8, the input +ve...
View ArticleConnection & Jumper Setting of bq34z100EVM
Hi,Now I'm using bq34z100EVM with two Lead Acid Battery(24V at all).How should I do the connection stuff and jumper placing for the EVM board?(I don't need external LED)Place the jumper at 32V in J2?...
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Which tool to use with bq34z100 : it's specific eval tool or general TI...
I just got the EVal board and based on the document SLUU904A, there is a specific tool for the bq34z100 device that I can download underThere is also the more general Battery Management Studio. So...
View ArticleBQ20Z95 WON'T WORK.
I‘m new to battery protection design. recently i got a customer require a 4-s battery protection board with SMB communication function. so i used a BQ20Z95 and copied the entire design from the...
View Articlebq40z60 does not stop discharging at 3000mV
I have the following hard- and software- EV2400 (EV2400_Updater_v0018.exe)- bq40z60EVM (BatteryManagementStudio-1.3.45_Build6-windows-installer.exe)-4 x Honcell HCP487390, 3.7V, 3900mAh, 14.43WhI've...
View Articlegolden file from BQ34Z100 to BQ34Z100-G1
Good morning,unfortunately, after a lot of effort for properly configuring the BQ34Z100 into my project, I have to move to the new version of such a component, i.e. the BQ34Z100-G1.Currently I use the...
View ArticleAdding a device to Supported Target list on bq Studio
Hello,I am using bq Studio (EV2400) Battery Management System. On its Supported Targets, there is a list with FG devices except for bq30z55How can I add bq30z55 to the list ?Thanks and Best...
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bqStudio
Hello,Why am I getting this message when connecting the right device on my target board?A snapshot is attached.Thank you,Raymond
View ArticleOverload Current
Hi， How to modify the configaration of the overload current by bps? And it can not close AOLD. please.
View ArticleBq20z90 current reading on bq easy not similar to multimeter
Hi ,I would like to ask about the current reading bq easy, i found that the reading is not similar with the multimeter reading when the battery only conncect to bqeasy . In bq easy, the reading on...
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