Usage of 1 Kilo Byte RAM with two numbers of 74245 Octal Bus Transmitter/Receiver, one of the 74245 we are using as INPUT where keys are added to give 8 bit binary input and second 74245 we are using as OUTPUT where LED's are used.
A concept of bounce less switch which we often required in digital and MCU Electronic Circuits. There are 1000 ways to cover it. In this today's circuit I am using IC 4049 the HEX Inverter.
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