Patrick Steiner a écrit : > On Sunday, 25. February 2007 21:24:34 Pierre GAUFILLET wrote: >> Patrick Steiner a écrit : >>> i have also build a new image now but ts_calibrate doesnt work for me :-( >>> >>> >>> ts_calibrate >>> xres = 480, yres = 640 >>> selected device is not a touchscreen I understand >>> Took 1 samples... >>> Top left : X = 0 Y = 0 >>> Took 1 samples... >>> Top right : X = 0 Y = 0 >>> Took 1 samples... >>> Bot right : X = 0 Y = 0 >>> Took 1 samples... >>> Bot left : X = 0 Y = 0 >>> Took 1 samples... >>> Center : X = 0 Y = 0 >>> ts_calibrate: determinant is too small -- 0.000000 >>> Calibration failed. >>> >>> any ideas whats wrong? >> Did you verify to which /dev/input/event<x> the touchscreen is linked ? >> Attached is my config file (kernel 2.6.20-hh1). You should compare this >> one and yours. >> >>> but ts_test outputs something if i push the screen. >> ok, so aximx50_ts and ts_adc_debounce at least are loaded. >> Are your sure to have loaded ads7846_adc_ssp ? >> >> Pierre > > hi pierre, > > touchsceen now works but is unusable, i can calibrate the screen but if i > touch the screen after that there is also a very big offset of about 2cm. > > touchscreen0 is linked to event0 there is also a event1 an a ts0 device > in /dev/input/ > > any ideas how i can fix the problem?
Yes ! It is working correctly on my machine for 5 minutes now ;-) In fact, ".freq = 700000," in aximx50_ts.c seems to be the solution, as for hx4700. I would like to do a few more tests before to propose a modification to the HH cvs. Pierre -- _______________________________________________ Aximx50-port mailing list [email protected] https://www.handhelds.org/mailman/listinfo/aximx50-port
