I2CWriteWord(0x0000, 0x0081,100)
ENTER_CAL MAC Command:
0x0081 to 0x0000
I2CWriteWord(0x0000, 0x0000,100)
I2CReadBlock(0x00, 2,100)
calMod == 1
Device did not
enter calibration
mode; retry
True
False
End
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Enter CALIBRATION Mode
11
SLUUBH1C–August 2016–Revised March 2018
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Factory Calibration
6. Write calibration results to data flash.
3.3 Enter CALIBRATION Mode
The bq35100 device must be enabled (GE High) and in ACC mode (Operation Config A [GMSEL1:0] =
00) AND the GAUGE_START() command should have been sent. When using bqStudio, these steps are
automatic.
This sequence puts the gauge into CALIBRATION mode. These steps must be performed when the
gauge is in UNSEALED mode.
Figure 3-1. Enter CALIBRATION Mode Flow