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glossary:glossary_p [2018/10/20 14:15]
Bob Vetterlein [PEI]
glossary:glossary_p [2020/01/27 11:56] (current)
Bob Vetterlein
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 ===== PCB ===== ===== PCB =====
  
-Printed Circuit Board. Are usually made of [[http://​en.wikipedia.org/​wiki/​FR-4|Fibreglass]] or [[http://​en.wikipedia.org/​wiki/​FR-2|SRBP]] (Synthetic Resin Bonded Paper) with a copper laminate on one or both sides, forming the electrical circuit. A detailed Wikipedia article is available [[http://​en.wikipedia.org/​wiki/​Printed_circuit_board|here]]. Most MERG [[glossary_k#​kits|Kits]] contain a PCB, the majority of them are single sided through hole construction. As the electronics become more sophisticated so double sided and surface mount technologies are being introduced.+Printed Circuit Board. Are usually made of [[wp>FR-4|Fibreglass]] or [[wp>FR-2|SRBP]] (Synthetic Resin Bonded Paper) with a copper laminate on one or both sides, forming the electrical circuit. A detailed Wikipedia article is available [[wp>Printed_circuit_board|here]]. Most MERG [[glossary_k#​kits|Kits]] contain a PCB, the majority of them are single sided through hole construction. As the electronics become more sophisticated so double sided and surface mount technologies are being introduced.
  
  
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 **P**arallel **i**n **S**erial **o**ut, refers to a type of [[glossary_s#​shift_register|Shift Register]] where data present on a set of input pins is captured by application of a strobe pulse and then presented on a single output pin under control of a [[glossary_c#​clock|clock]]. For a graphic description see [[glossary:​shiftinout|Shift in/out]]. **P**arallel **i**n **S**erial **o**ut, refers to a type of [[glossary_s#​shift_register|Shift Register]] where data present on a set of input pins is captured by application of a strobe pulse and then presented on a single output pin under control of a [[glossary_c#​clock|clock]]. For a graphic description see [[glossary:​shiftinout|Shift in/out]].
  
 +=====PLA=====
 +[[wp>​Polylactic_acid|Polylactic Acid]] a plastic used in 3D printing\\ ​
 +[[wp>​Programmable_logic_array|Programmable Logic Array]] a kind of programmable logic device used to implement combinational logic circuits.
 ===== PM - Phase Modulation ===== ===== PM - Phase Modulation =====
  
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-Solenoid Point motor /relay driver with onboard ​relay see TBG16/26+Solenoid Point motor /relay driver with on board relay see TBG16/26
  
 ===== PMP ===== ===== PMP =====
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 Multiplex system using a RS485 bus, matching pairs of input and output modules communicate under the control of a master module.\\ ​ Multiplex system using a RS485 bus, matching pairs of input and output modules communicate under the control of a master module.\\ ​
 For details see these TBs: For details see these TBs:
-[[http://​www.merg.org.uk/​merg_tbs/​download.php?​fileid=1054&​userid=62|LC02/01]],  +[[http://​www.merg.org.uk/​merg_tbs/​download.php?​fileid=1054|LC02/​01]],​  
-[[http://​www.merg.org.uk/​merg_tbs/​download.php?​fileid=1055&​userid=62|LC02/02]],  +[[http://​www.merg.org.uk/​merg_tbs/​download.php?​fileid=1055|LC02/​02]],​  
-[[http://​www.merg.org.uk/​merg_tbs/​download.php?​fileid=1056&​userid=62|LC02/03]],  +[[http://​www.merg.org.uk/​merg_tbs/​download.php?​fileid=1056|LC02/​03]],​  
-[[http://​www.merg.org.uk/​merg_tbs/​download.php?​fileid=1066&​userid=62|LC02/04]] &  +[[http://​www.merg.org.uk/​merg_tbs/​download.php?​fileid=1066|LC02/​04]] &  
-[[http://​www.merg.org.uk/​merg_tbs/​download.php?​fileid=1067&​userid=62|LC02/​05]].\\ ​+[[http://​www.merg.org.uk/​merg_tbs/​download.php?​fileid=1067|LC02/​05]].\\ ​
  
 ===== Pulse ===== ===== Pulse =====
glossary/glossary_p.1540044908.txt.gz · Last modified: 2018/10/20 14:15 by Bob Vetterlein