Is this information posted onthe page. I had trouble replying to posts in the archive.
D. [EMAIL PROTECTED] wrote: > Send Tinyos-users mailing list submissions to > [EMAIL PROTECTED] > > To subscribe or unsubscribe via the World Wide Web, visit > http://mail.Millennium.Berkeley.EDU/mailman/listinfo/tinyos-users > or, via email, send a message with subject or body 'help' to > [EMAIL PROTECTED] > > You can reach the person managing the list at > [EMAIL PROTECTED] > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of Tinyos-users digest..." > > Today's Topics: > > 1. Fw: [Tinyos-help] Photo Sensor (Kristin Wright) > 2. RE: BEN DENIZ MERHABA ([EMAIL PROTECTED]) > 3. RE: BEN DENIZ MERHABA ([EMAIL PROTECTED]) > > --__--__-- > > Message: 1 > From: "Kristin Wright" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Cc: <[EMAIL PROTECTED]> > Date: Mon, 24 Jun 2002 10:52:20 -0600 > Subject: [Tinyos-users] Fw: [Tinyos-help] Photo Sensor > > I'm forwarding this from tinyos-help to tinyos-users so that > anyone who may be interested in sensor callibration and whatnot > can read it. > > -kw > > ----- Original Message ----- > From: "Bruce Cannon" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Sunday, June 23, 2002 3:51 PM > Subject: RE: [Tinyos-help] Photo Sensor > > > I think it might work for each mote to do an initial calibration read in > absolute darkness and use > > that value as a factor in reference to some fairly arbitrary > standard/nominal value. They could be > > programmed to check for a calibration constant on powerup, and if clear do > the calibration reading > > and store it. If you program them that first time in a light-tight box, > they'd be set until you > > changed the sensor board. > > > > It might be nice too for all sensor boards to have onboard eeprom for > calibration constants for each > > sensor, so they could be independent of the motes. > > > > Bruce > > > > > -----Original Message----- > > > From: [EMAIL PROTECTED] > > > [mailto:[EMAIL PROTECTED]]On Behalf Of Kristin > > > Wright > > > Sent: Friday, June 21, 2002 3:02 PM > > > To: Rahul Gupta; tos > > > Subject: Re: [Tinyos-help] Photo Sensor > > > > > > > > > I asked Alec Woo about this and here is what he had to say: > > > > > > >It's a shame that the manufacturer doesn't have the > > > >specification as well, and currently, we don't have any > > > >calibration process for it. > > > > > > > >The variations seem to be more significant for those brown > > > l>ight sensors as compared to the gray ones. Xbow uses the > > > >brown ones since they were in stock but this results in more > > > >variance on our sensor data. > > > > > > > >alec > > > > > > ----- Original Message ----- > > > From: "Rahul Gupta" <[EMAIL PROTECTED]> > > > To: "tos" <[EMAIL PROTECTED]> > > > Sent: Tuesday, June 18, 2002 11:03 AM > > > Subject: [Tinyos-help] Photo Sensor > > > > > > > > > > Hi, > > > > Is there any document regarding the sensitivity and other > > > > characteristics of the photo sensor on the mica sensorboard ? I > observed > > > > that when different sensorboards are connected to the same mote, the > > > > light readings given by them are different even when placed at exactly > > > > the same positions. Also each sensor gives different changes in > readings > > > > when placed at two different locations. > > > > > > > > Is there a work around to somehow make the readings concur ? > > > > > > > > Thanks, > > > > Rahul > > > > > > > > _______________________________________________ > > > > Tinyos-help mailing list > > > > [EMAIL PROTECTED] > > > > http://mail.Millennium.Berkeley.EDU/mailman/listinfo/tinyos-help > > > > > > > > > > _______________________________________________ > > > Tinyos-help mailing list > > > [EMAIL PROTECTED] > > > http://mail.Millennium.Berkeley.EDU/mailman/listinfo/tinyos-help > > > > > > _______________________________________________ > > Tinyos-help mailing list > > [EMAIL PROTECTED] > > http://mail.Millennium.Berkeley.EDU/mailman/listinfo/tinyos-help > > > > --__--__-- > > Message: 2 > From: [EMAIL PROTECTED] > To: [EMAIL PROTECTED] > Date: Mon, 24 Jun 2002 20:27:41 +0300 > Subject: [Tinyos-users] RE: BEN DENIZ MERHABA > > PGh0bWw+DQo8Ym9keT4NCg0KPGhyIGNvbG9yPSIjMDAwMDgwIj4NCg0KPHAgYWxpZ249ImNlbnRl > ciI+PGZvbnQgZmFjZT0iVmVyZGFuYSI+PHN0cm9uZz48YmlnPkNBTkxJIFNFWCBTSE9XTEFSSSA8 > YnI+DQpNVUhURd5FTSBU3FJLIEtJWkxBUkk8YnI+DQpIQU3dTEUgSEFUVU4gU91L3Uzd3kxFUt0g > UkVT3U1MRVLdPGJyPg0KVNxSQkFOTEkgT1JPU1BVTEFSPGJyPg0KMTctMTggTElLIFRVUksgS0la > TEFSSSA8YnI+DQoxMy0xOCBMSUsgWUFCQU5DSSBMT0xJVEFMQVI8YnI+DQpZ3FpMRVJDRSBURUNB > VlVaIFbdREVPU1U8YnI+DQpC3U5MRVJDRSBIQVJEQ09SRSBT3Uvd3iBSRVNN3SA8YnI+DQpCVSBT > 3VRFWUUgR91SRN3Q3U7dWkRFIDwvYmlnPjxicj4NCjxiaWc+JnF1b3Q7U91L3U7dWiZxdW90OyBL > QUxLQUNBSzxicj4NCjxhIGhyZWY9Imh0dHA6Ly93d3cub3Jvc3B1a2l6LmNvbSI+SFRUUDovL1dX > Vy5PUk9TUFVLSVouQ09NPC9iaWc+PGJyPg0KPHNtYWxsPkfdUk1FSyDdx91OIFRJS0xBWUlOSVou > Li48L3NtYWxsPjwvYT48L3N0cm9uZz48L2ZvbnQ+PC9wPg0KDQo8aHIgY29sb3I9IiMwMDAwODAi > Pg0KDQo8cCBhbGlnbj0iY2VudGVyIj48Zm9udCBmYWNlPSJWZXJkYW5hIj48c3Ryb25nPjxiaWc+ > Q0FOTEkgU0VYIE1VSEFCQkVUSSA8L2JpZz48YnI+DQo8YmlnPiAwIDA1NiA5MDIgODggMTIgPGJy > Pg0KMCAwNTYgOTAyIDg4IDEzPGJyPg0KMCAwNTYgOTAyIDg4IDM0PC9iaWc+PC9zdHJvbmc+PC9m > b250PjwvcD4NCg0KPGhyIGNvbG9yPSIjMDAwMDgwIj4NCg0KPHAgYWxpZ249ImNlbnRlciI+PGEg > aHJlZj0iaHR0cDovL3d3dy50dXJrc2lrLmNvbS9hbS90dXJrcG9ybm8ubXBlZy5leGUiPjxmb250 > DQpmYWNlPSJWZXJkYW5hIj48c3Ryb25nPjxiaWc+Qt1OTEVSQ0UgQkFL3VJFIFJFU03dIDwvYmln > Pjxicj4NCjxiaWc+3U5E3VJNRUsg3cfdTiBUSUtMQVlJTklaLi4uPC9iaWc+PC9zdHJvbmc+PC9m > b250PjwvYT48L3A+DQoNCjxociBjb2xvcj0iIzAwMDA4MCI+DQo8L2JvZHk+DQo8L2h0bWw+ > > --__--__-- > > Message: 3 > From: [EMAIL PROTECTED] > To: [EMAIL PROTECTED] > Date: Mon, 24 Jun 2002 20:27:52 +0300 > Subject: [Tinyos-users] RE: BEN DENIZ MERHABA > > PGh0bWw+DQo8Ym9keT4NCg0KPGhyIGNvbG9yPSIjMDAwMDgwIj4NCg0KPHAgYWxpZ249ImNlbnRl > ciI+PGZvbnQgZmFjZT0iVmVyZGFuYSI+PHN0cm9uZz48YmlnPkNBTkxJIFNFWCBTSE9XTEFSSSA8 > YnI+DQpNVUhURd5FTSBU3FJLIEtJWkxBUkk8YnI+DQpIQU3dTEUgSEFUVU4gU91L3Uzd3kxFUt0g > UkVT3U1MRVLdPGJyPg0KVNxSQkFOTEkgT1JPU1BVTEFSPGJyPg0KMTctMTggTElLIFRVUksgS0la > TEFSSSA8YnI+DQoxMy0xOCBMSUsgWUFCQU5DSSBMT0xJVEFMQVI8YnI+DQpZ3FpMRVJDRSBURUNB > VlVaIFbdREVPU1U8YnI+DQpC3U5MRVJDRSBIQVJEQ09SRSBT3Uvd3iBSRVNN3SA8YnI+DQpCVSBT > 3VRFWUUgR91SRN3Q3U7dWkRFIDwvYmlnPjxicj4NCjxiaWc+JnF1b3Q7U91L3U7dWiZxdW90OyBL > QUxLQUNBSzxicj4NCjxhIGhyZWY9Imh0dHA6Ly93d3cub3Jvc3B1a2l6LmNvbSI+SFRUUDovL1dX > Vy5PUk9TUFVLSVouQ09NPC9iaWc+PGJyPg0KPHNtYWxsPkfdUk1FSyDdx91OIFRJS0xBWUlOSVou > Li48L3NtYWxsPjwvYT48L3N0cm9uZz48L2ZvbnQ+PC9wPg0KDQo8aHIgY29sb3I9IiMwMDAwODAi > Pg0KDQo8cCBhbGlnbj0iY2VudGVyIj48Zm9udCBmYWNlPSJWZXJkYW5hIj48c3Ryb25nPjxiaWc+ > Q0FOTEkgU0VYIE1VSEFCQkVUSSA8L2JpZz48YnI+DQo8YmlnPiAwIDA1NiA5MDIgODggMTIgPGJy > Pg0KMCAwNTYgOTAyIDg4IDEzPGJyPg0KMCAwNTYgOTAyIDg4IDM0PC9iaWc+PC9zdHJvbmc+PC9m > b250PjwvcD4NCg0KPGhyIGNvbG9yPSIjMDAwMDgwIj4NCg0KPHAgYWxpZ249ImNlbnRlciI+PGEg > aHJlZj0iaHR0cDovL3d3dy50dXJrc2lrLmNvbS9hbS90dXJrcG9ybm8ubXBlZy5leGUiPjxmb250 > DQpmYWNlPSJWZXJkYW5hIj48c3Ryb25nPjxiaWc+Qt1OTEVSQ0UgQkFL3VJFIFJFU03dIDwvYmln > Pjxicj4NCjxiaWc+3U5E3VJNRUsg3cfdTiBUSUtMQVlJTklaLi4uPC9iaWc+PC9zdHJvbmc+PC9m > b250PjwvYT48L3A+DQoNCjxociBjb2xvcj0iIzAwMDA4MCI+DQo8L2JvZHk+DQo8L2h0bWw+ > > --__--__-- > > _______________________________________________ > Tinyos-users mailing list > [EMAIL PROTECTED] > http://mail.Millennium.Berkeley.EDU/mailman/listinfo/tinyos-users > > End of Tinyos-users Digest _______________________________________________ Tinyos-users mailing list [EMAIL PROTECTED] http://mail.Millennium.Berkeley.EDU/mailman/listinfo/tinyos-users
