ON 20030404@7:26:50 AM at page:
http://www.piclist.compots.htm
JMN-EFP-786 James Newton removed post 37714.9850462963
|Delete '
ring back detector ics
'
ON 20030410@7:34:05 AM at page:
http://techref.massmind.org/techref/dictfun.htm
JMN-EFP-786 James Newton See also:
http://www.worldwidewords.org
Excellent site with volumns of interesting information about words.
ON 20030410@7:51:40 AM at page:
http://www.piclist.com/techref/leds.htm
JMN-EFP-786 James Newton archive reference
http://www.piclist.org/techref/postbot.asp?by=time&id=piclist/2003/04/09/174345a
PICList post "different approach to keyboard scanning?"
ON 20030410@7:56:19 AM at page:
http://www.piclist.com/techref/leds.htm
JMN-EFP-786 James Newton archive reference
http://www.piclist.org/techref/postbot.asp?by=time&id=piclist/1998/07/21/145039a
PICList post "loads of flashing LEDs"
ON 20030410@7:58:47 AM at page:
http://www.piclist.com/techref/leds.htm
JMN-EFP-786 James Newton archive reference
http://www.piclist.org/techref/postbot.asp?by=time&id=piclist/1998/07/27/140451a
PICList post "loads of flashing LEDs"
ON 20030411@11:41:32 PM at page:
http://techref.massmind.org/techref/power.htm
JMN-EFP-786 James Newton Says
http://techref.massmind.org/techref/shorts.htm
Protecting against short circuits
ON 20030411@11:42:32 PM at page:
http://techref.massmind.org/techref/shorts.htm
JMN-EFP-786 James Newton Says
here are four means of protecting fault blocks for DCC that I am aware of:
When a short occurs, the lamp heats up and lights. The resistance of the lamp goes up when this occurs, limiting the current. Once the short is gone, the lamp cools and allows normal operation to resume automatically. The lamp's light also provides a positive indication of trouble, if the lamp is placed where it can be seen.
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