Difference between revisions of "MagneticSensorChessBoard1987"

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= Hardware =
 
== Front ==
 
== Front ==
 
[[File:UniChess87-0035.JPG|800px]]
 
[[File:UniChess87-0035.JPG|800px]]
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# [http://makeyourownchip.tripod.com/74154.html TTL 74154] 4 to 16 Demultiplexer [[File:TTL74154_pins.png]]
 
# [http://makeyourownchip.tripod.com/74154.html TTL 74154] 4 to 16 Demultiplexer [[File:TTL74154_pins.png]]
 
[[File:Unichess87-Schematics.JPG|400px]]
 
[[File:Unichess87-Schematics.JPG|400px]]
 +
== Partlist ==
 +
# 64 Reed Contacts
 +
# 17 red LEDs
 +
# On/Off switch
 +
# Male Sub-D Connector 15
 +
# Adapter cable Centronics - SUB-D 15 Female
 +
# Copper Tape
 +
# Aluminum Frame
 +
# 1 TTL 74151
 +
# 1 TTL 74154
 +
# 330 Ohm Resistor
 +
# Batteryholder for 3 x AA

Revision as of 05:09, 21 October 2019

Hardware

Front

UniChess87-0035.JPG

Back

UniChess87-0036.JPG

Connectors

UniChess87-0037.JPG UniChess87-0038.JPG UniChess87-0039.JPG

Schematics

Parts:

  1. TTL 74151 8 to 1 Multiplexer TTL74151 Pins.jpeg
  2. TTL 74154 4 to 16 Demultiplexer TTL74154 pins.png

Unichess87-Schematics.JPG

Partlist

  1. 64 Reed Contacts
  2. 17 red LEDs
  3. On/Off switch
  4. Male Sub-D Connector 15
  5. Adapter cable Centronics - SUB-D 15 Female
  6. Copper Tape
  7. Aluminum Frame
  8. 1 TTL 74151
  9. 1 TTL 74154
  10. 330 Ohm Resistor
  11. Batteryholder for 3 x AA