BQStudio Version v1.3.42 does not started
Hello,i have updated my bqstudio to v1.3.42. Now it doesn't work. it hangs-up at startup with "Operation in prcoess". I use Windows 7 with 64-bit and Service Pack 1.What is my problem. Thank youBy Kai
View Articlebq40z60: RSOC not reaching 0% ?
Hello,I have a bq40z60 gauge that is monitoring a 4S1P Li-ion pack. I have calibrated the current, and checked that cell voltage is accurate. The ITEN register is set.After several charge/discharge...
View ArticlePFIN timing on bq20x95...
Good Morning, I have a customer with the following question: "Our protection circuit board is using a bq29412 to sense cell voltages as a secondary protection device. The output of that chip drives a...
View Articlebq40z60 + 7,4v Li-Pol battery
Hi!I have connected bq40z60 to 7.4v battery pack with 2400mAh capacity. Pack has built-in under voltage and over voltage protections with 4300mV and 2400 mV thresholds for cells.I used resistor...
View Articlebq27742-g1 external thermistor connection
Hi, I am designing a product that uses a single Li-Ion cell pack. The pack has already three connections (Cell -, T and Cell +). The Thermistor second terminal is connected to Cell-. The pack is sealed...
View Articlebq27531-G1 and bq24296/7
Dear all,I would like to use the q27531-G1 together with the bq24297 charger.Is it possible to use the secondary I2C bus on the -G1 to communicate with the -297?Do I need to set an ID/ I2C address in...
View Articlebq27542-G1 , BQSTudio, Golden Image and Programming
Hello, I'm using BQStudio creating some Golden Image Files, namely srec (*.srec) , bgfs (*.fs) and dffs (*.fs) Files, now, when I need to program other devices with BQStudio what file should I use ?...
View ArticleBQ33100 VC5 connection
Hi, if VC5 connects a resistance of 10kohm to GND on 3 cell supercap, does it impact cell balance?From datasheet, VC5 should be tied with the bottom cell.
View ArticleProblems with BQ27441
I've problems with my design, I've programmed the source code for my MSP430 and Bq27441 but when I try to change the parameters "Design capacity" my source code dont work. I followed the instructions...
View ArticleEv2400 and BQStudio, automated / manual learning cycle
Hello again,another problem:using BqStudio / EV2400 (Firmware0.18), selecting Learning Mode, Automated Mode: setting Load Control Pin to VOUT1 and click Test , BqStudio shows me in the lower left...
View ArticleCould not find correct chem id with BQ27510-g2 gas agauge for our batteries
HelloWhen running the tools to find out which was the chem id of our batteries not results came out consistently.We are using two different batteries with the bq27510: LP293560 and LP732024.Could you...
View ArticleCan I access the Internal Resistance measurement on a BQ34Z100?
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View Articlebq34Z100-G1 MaxError is not decreasing during Optimisation cycleMaxError is...
Hi,I Have a Lead Acid Battery 6S-12V-7Ah.I've found ChemID 800 and now, I am making an optimized cycle.But I have a problem, Max Error is not decreasing during the optimization cycle!The procedure is...
View ArticleInterfacing BQ40z50R and BA296103
Hi,If I've well understood, BQ40Z50R requires to interface with a charger to implement a battery management. In the product's page, TI recommends to use a BQ296103 as charger. But how do these modules...
View ArticlebqStudio: Errors when reading/writing data memory
Hello,I have problems with BqStudio V1.3.42 in combination with EV2300 V3.1r. It worked perfectly until recently. bqStudio connects via the EV2300 with the bq27621. It recognizes the device automatic...
View Articlebq2060 VFC calibration
Hello, I'm looking for some help with the bq2060 battery fuel gauge. My company was contracted to resurrect a short production run of a Li-Ion battery previously designed with this older technology for...
View ArticleBQ2060 Charge Display
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View ArticleProgramming bq20z655 using bqMtester
Gentlemen:I am currently trying to create a new pack for a customer using the bq20z655 gas gauge. Since this is my first attempt using the new chip. I created a dummy .senc file using a...
View ArticlePurpose of CUVC?
I'm trying to figure out what the purpose of the compensated undervoltage protection is for, it just doesn't make sense.Let's say for example your battery load periodically (maybe once a day) goes from...
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