BQ30Z554 EVM
Hi,I'm using a BQ30Z554 for SAFT France.My configuration is a bq30z554EVM, i use SBS software.I have some issues and questions.Afther the calibration done and data flash parameters setting up i can't...
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BQ34Z100 - bqEval Software - remaining capacity/full charge capacity error
Hi,I just bought the BQ34Z100EVM to monitor my 3.2V 10Ah LiFePO4 battery. I set the chem to ID 0415 (It is not the same manufacturer as the battery I have but same Ah), the Qmax Cell to 10000mAh. I am...
View Articlebq34z110 optimization and Battery Low Alarm
Hello Tim,I am trying to run the optimization cycle of a 12V/22Ah battery. I discharged the battery at 2.8A. I set the Cell BL Set Volt Threshold to 1700mV. During the discharge cycle, I have a Battery...
View Articlebq34z110 optimization or not
Hello Tim,Do you know the percentage of error in measuring battery capacity between optimization and no optimization of bq34z110?Thanks,Andy
View Articlebq27510-g3 qmax update ko
Hi, for 3 months I am testing learning cycles on EVM board with no success. Now I am trying on the final system but I can't get qmax update after charging and relax during learning cycle.I use...
View ArticleBQ3050 does not update remaining capacity field
We are using the BQ3050 in a 3S2P configuration. The cells have a capacity of 4400mAh each. We are experiencing a problem with the remaining capacity which is not getting updated on several packs.All...
View Articlebq34z110 optimization problem (cannot finish step 7)
I'm optimizing bq34z110 for 12 V 7.2 Ah lead-acid battery. I'm following DESIGN STEPS from datasheet and information from this forum.Currently gauge is in UpdateStatus=5 state and the battery is...
View Articlebq34z100 impedence tracking / optimization not functional
I'm implementing the bq34z100 in a system monitoring a 12S LiFePO4 pack. I have attempted calibration using both the procedure outlined in the forums and the alternate procedure recommended for the...
View ArticleProblems Configuring the BQ34Z110
Dear TII have some problems configuring the device,When I open the Evaluation software the Bq34 is found and the sofware opens up,in the left coner the sofware writes "Communication OK",However see...
View ArticleBQ34Z100 and BQ77910 for Lithium Titanate Oxide cells
Hi guys,I have to design a go-kart battery pack with lithium titanate oxide cells. This battery pack must have BMS for estimating its SOC and its SOH. The BMS will have to have charging overvoltage...
View ArticleBQ34z110 programming
Hi,I want to know if BQ34z110 can be programmed using some microcontroller I2C interface?
View ArticleEV2400 automatic discharge
I got an EV2400 and want to use it in bqEvaluation studio. I tested the automatic discharge circuit but it does not work. I measured all pins and none change state when testing in bqEasy stage 4C.When...
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Writing to the BQ34Z110EVM
Hi,I am new to TI products usage. And in our company it is the first time that we are using the Gas Gauge or for that matter the Battery Evaluation platform.We are also new to your evaluation software...
View ArticleBQ34Z100 ROM mode and I2C timing documentation
I am looking for real documentation (not just comments in a VB script) for ROM mode. It seems that ROM mode is largely undocumented - although slusau1b.pdf mentions BOOTROM mode, the command to enter...
View ArticleBQ20z951
I develope a circuit with a bq20z95 and i purchase it, but they send me the BQ20z951 the BQ easy read this but he don't allow write into them, there is an other tool to programe the BQ20z951?
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Bq34z100EVM Problem
Ok, I'm starting out with the Bq34z100EVM module to try to track state of charge of a single 3.2v - 10 Amp Hour LiFePo4 battery to keep things simple. I am using the EV2300 to interface the EVM with my...
View ArticleArduino or MSP430 code for reading Bq34Z100 Chip data?
I would like to read the battery data from the Bq34z100 chip via I2C communication from either an arduino or a MSP430 board. Is there any working library already created that would allow me to easily...
View ArticleBQ2040 not calibrating
We have been using the BQ2040 in a handheld computer for battery management with a 2-cell 18650 pack for many years with good results.We have recently tried to change from using Molicell (MicroSun)...
View ArticlebqEASY step 2B "maximum taper current"
If the charger tapers the current from 1.2A down to 50mA what is the maximum taper current? Is it 1.2A or 50mA or slightly above 50mA?What is this value used for?My guesstimate is it is used for...
View ArticleWhere i can download bqEASY bq20z70 f/w 1.6
Where i can download bqEASY bq20z70 f/w 1.6
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