SpeLuce: Difference between revisions

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=== Oslon ===
=== Oslon ===
100 - 800 ma, 80', ok per luce prossimita'
http://www.osram-os.com/Graphics/XPic6/00082394_0.pdf/LCW%20CQ7P.CC.pdf 800ma, 80°
http://www.osram-os.com/Graphics/XPic6/00082394_0.pdf/LCW%20CQ7P.CC.pdf 800ma, 80°



Revision as of 15:11, 20 January 2015

Fotofori robusti

Batterie

LED

XLamp XM-L EasyWhite http://www.cree.com/LED-Components-and-Modules/Products/XLamp/Arrays-Directional/XLamp-XML-EasyWhite

http://www.cree.com/~/media/files/cree/led%20components%20and%20modules/xlamp/data%20and%20binning/xlamp7090xre.pdf

  • XREWHT-L1-0000-007E7 3000K, 67.2 lm @ 350 mA
  • XREWHT-L1-0000-007F8 2900 K

Ostar

LE CW E2B-MXNY-N3P5-I http://docs-europe.origin.electrocomponents.com/webdocs/0a05/0900766b80a0509b.pdf

Oslon

100 - 800 ma, 80', ok per luce prossimita'

http://www.osram-os.com/Graphics/XPic6/00082394_0.pdf/LCW%20CQ7P.CC.pdf 800ma, 80°

PCB

LENTI:

Riflettori

http://www.fraensrl.com/images/Fraen_FRC_Datasheet.pdf

Regolatori

Step up

buck

IRLML2502 http://www.irf.com/product-info/datasheets/data/irlml2502.pdf

Buck Boost


Current sensing

Sincrono

High Side Drivers

Asincrono

duty cycle
up
(3.3 ∕ 4.8) = 0.68
down
0.31
efficienza
0.31 ⋅ (0.385 ∕ 3.3) ≈ 0.03 di perdita sul diodo

Diodi

uC

http://ww1.microchip.com/downloads/en/DeviceDoc/41441B.pdf

Mappa pin

pic12f1840

Pin Funzione Nome porta sul uC I/O
1 VDD
2 led_rosso RA5 O
3 cps_spot RA4/AN3 I
4 led_verde/mclr MCLR RA3/MCLR O
5 pwm_spot RA2/AN2 O
6 cps_flood/ICSPCLK RA1/AN1 I
7 pwm_flood/ICSPDAT RA0/AN0 O
8 Vss

Capacitive Touch Sensing

http://ww1.microchip.com/downloads/en/AppNotes/00001334B.pdf Techniques for Robust Touch Sensing Design


Prototipo

Boost 350mA:

Boost 790ma: