/6 Multifunction Device (memory+IO) 2 programmable 8 bit I/O ports; 1 programmable 6 bit I/O port; 1 programmable 14 bit binary counter/timer; Internal . Electronic Devices and circuits – Millman and Halkias – McGraw Hill Publications . 2. Solid State Electronic – Multipurpose Programmable Device. Programmable Peripheral Interface Devices Support chips: , , Devices A multipurpose programmableinterface Designed to be.

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It is a 8-bit bidirectional Data bus.

This mode allows bidirectional data transfer over a single 8-bit data bus port A using handshake signals. When it is low, then data is transfer from Share buttons are a little bit lower. On one side we have data bus. That means clear control registers. These are 8-bit bi-directional buses, connected umltipurpose data bus for transferring data. A BSR word is written for each bit Example: It is a multiprpose device. This is Active Low signal, when it is Low read operation will be start.


It can be programmed by mode 0mode 1, mode 2.

It can be programmed by mode 0 and mode 1. To use this website, you must agree to our Privacy Policyincluding cookie policy.

IO Interfaces and Bus Standards. Auth with social network: Address signals are A0,A1,and CS. This is Active Low signal.

Any port can be used as an input or output port. This is Active Low signal, when it is Low Write operation will be start. This is used to reset the device. Ports do not have Handshake or interrupt capability. Improved dc driving capability.

programmable periferal interface, PPI

My presentations Profile Feedback Log out. This is a 8-bit Unlatched buffer Input and an Output latch. The internal data bus and Outer pins D0-D7 pins are connected in internally. The 8 bit data port can be either used as input or output port.

8155 Programmable Interface

Port A is working as 8-bit programmabble. To make this website work, we log user data and share it with processors. Both the inputs and outputs are latched. Feedback Privacy Policy Feedback. Used to interface between data bus with system bus. We think you have liked this presentation. This is used to select the ports.


It is splitted into two parts. T T L compatible.

Outputs are latchedInputs are multiphrpose not latched. Registration Forgot your password? If you wish to download it, please recommend it to your friends in any social system. In this modetwo 8 bit ports port A and port B and two 4 bit ports port C upper and port C lower multipuepose available. About project SlidePlayer Terms of Service. These lines are divided into two groups.

Published by Jaidyn Tea Modified over 3 years ago.