>> In this case, it could be a bad calibration of the device (you may
>> need to play a bit with the calibration values, check the calibration
>> values, try to set them to fixed values) or it could be that your
>> device needs some more commands to reset the device for the next scan
>> (I doubt about that but it could be). If you want to hack a bit the
>> source, feel free to ask me questions.
>> Also can you send me the debug output with the calibration values
>> (should be at the beginning before the first scan). A screenshot of
>> the fingerprint may also help.
>
> Where in the code are these values? Are these all the defines in the
> etes603.c files, because there are a lot :)
Values are those:
struct etes603_dev {
...
/* Device parameters */
uint8_t gain;
uint8_t dcoffset;
uint8_t vrt;
uint8_t vrb;
...
}
Gain should stay at the default value (0x23). Try to adjust first
dcoffset and then vrt/vrb.
What are your values with the auto-calibration?
Thanks!
--
Patrick Marlier
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