first project
TRANSCRIPT
First Project
Inserting the Integrated Circuit
Connect Power to Bus Bar
Jumping the Power Buses
U1A 1 14 VCC
1B 2
74xx
21
13 2D
NC 3 12 2C
1C 4 11 NC
1D 5 10 2B
1Y 6 9 2A
GND 7 8 2Y
Pin Out
Connect Power
Connect Inputs to Chip
Connect Inputs to Switches
Connect Output to Chip
Connect Output to LED
Connect Unused Inputs
All Switches Off
Output LEDs
Some Switches On
Output LEDs
All Four Switches Up
Output LEDs
Conclusion