FreeCalypso > hg > freecalypso-schem2

diff venus/src/MCL @ 63:4a7db02ddd3e

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buzzer circuit implemented
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 01 Dec 2021 20:22:47 +0000
parents a1b55af7f04d
children 82febe124936
line wrap: on
line diff
--- a/venus/src/MCL	Wed Dec 01 19:26:29 2021 +0000
+++ b/venus/src/MCL	Wed Dec 01 20:22:47 2021 +0000
@@ -652,6 +652,7 @@
 
 # Clamping diode pair in the buzzer driving circuit
 D405:
+ hier=mob.buz.D_pair
  manufacturer=Diotec Semiconductor
  manufacturer_part_number=BAV99W
  description=Clamping diode pair, SOT-323
@@ -847,6 +848,7 @@
 # Old-style buzzer
 
 LS401:
+ hier=mob.buz.buz.pkg
  manufacturer=CUI
  manufacturer_part_number=CMT-8530S-SMT-TR
  description=Magnetic buzzer, 8.5x8.5 mm, SMT
@@ -921,6 +923,7 @@
 
 # Mighty NPN transistor for driving the magnetic buzzer
 Q405:
+ hier=mob.buz.npn.Q
  manufacturer=Rohm
  manufacturer_part_number=2SD2114KT146V
  description=Medium power NPN transistor, SMT3/SC-59
@@ -1181,12 +1184,14 @@
 
 # external base resistor for Q405
 R418:
+ hier=mob.buz.npn.Rbase
  value=750R
  footprint=0402
  npins=2
 
 # external B-E resistor for Q405
 R419:
+ hier=mob.buz.npn.Rbe
  value=22k
  footprint=0402
  npins=2