digital ic tester - welcome to the gmu ece...
TRANSCRIPT
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Digital IC
TesterTesterReview-2
Sameera
Simrit
Sudha
Yamini
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Overall Status
All components acquired and tested
Interfacing of keypad completed
IC (74LS32 OR gate) tested IC (74LS32 OR gate) tested
LCD Interfacing completed
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Block Diagram
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Keypad The columns are
toggled to correctly
identify the pressed
keykey
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4:1 Mux
Select lines A,B
connected to P2.6
and P2.7and P2.7
Strobe /1G is
connected to ground
Outputs from tested
IC are connected to
1C0-1C3
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Interfacing diagram
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EDE702 LCD Interface IC
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Interface Diagram
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Interfacing LCD with MSP
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LCD Output
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To Do
Multiplexing the operation of keypad and
IC testing
Integrating with the LCD display Integrating with the LCD display