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Interfacing Intel 8086 microprocessor with 8255A, 8259, 74LS373, 74LS138 Interfacing Intel 8086 microprocessor with 8255A, 8259, 74LS373, 74LS138

The intel 8086 microprocessor is a 16 bit microprocessor which can be used to do variety of functio...

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Interfacing of ATmel AT89C51 microcontroller with 8255 PPI Interfacing of ATmel AT89C51 microcontroller with 8255 PPI

This blog post shows interfacing of ATmel AT89C51 8 bit microcontroller with 8255 PPI(Programmable ...

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VHDL Encoder design methods VHDL Encoder design methods

This blog post show four different VHDL language construct to design an encoder. An encoder has 2^n inputs and produces n outputs. If n is ...

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GAL22V10 VHDL code and 74ALS138 decoder GAL22V10 VHDL code and 74ALS138 decoder

The GAL22V10 is a PLD version of 74ALS138 decoder. It can be used as a decoder for decoding 8 bit I...

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Synchronization of data transfer with microprocessor Synchronization of data transfer with microprocessor

Microprocessor like 8085, 8086 are connected to many peripherals in a microprocessor based system. The connection of the microprocessor wi...

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74LS138 Decoder VHDL design 74LS138 Decoder VHDL design

74LS138 is a 3x8 decoder widely used as a address decoder and also for I/O device address decoder. ...

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What is a Tri State Buffer? What is a Tri State Buffer?

Tri-state buffer is a logic gate formed by transistors that is used to stop the flow of digital signal on a bus or wire in the digital circ...

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