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Peripheral Interface IC 8255 Microprocessor and Micro-Controller Course Material – EC 403 • Functional description of Pins • Programming the PPI • Modes of Operation • Interfacing with 8085 By Er. Mrs. Saraswati Saha, Assistant Professor, ECE Department, RCCIIT, Kolkata

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Page 1: Peripheral Interface IC 8255 - PhysicsTeacher.in · 8255 Microprocessor and Micro-Controller Course Material – EC 403 • Functional description of Pins • Programming the PPI

Peripheral Interface IC

8255 Microprocessor and Micro-Controller

Course Material – EC 403

• Functional description of Pins

• Programming the PPI

• Modes of Operation

• Interfacing with 8085

By

Er. Mrs. Saraswati Saha,

Assistant Professor, ECE Department,

RCCIIT, Kolkata

Page 2: Peripheral Interface IC 8255 - PhysicsTeacher.in · 8255 Microprocessor and Micro-Controller Course Material – EC 403 • Functional description of Pins • Programming the PPI
Page 3: Peripheral Interface IC 8255 - PhysicsTeacher.in · 8255 Microprocessor and Micro-Controller Course Material – EC 403 • Functional description of Pins • Programming the PPI
Page 4: Peripheral Interface IC 8255 - PhysicsTeacher.in · 8255 Microprocessor and Micro-Controller Course Material – EC 403 • Functional description of Pins • Programming the PPI
Page 5: Peripheral Interface IC 8255 - PhysicsTeacher.in · 8255 Microprocessor and Micro-Controller Course Material – EC 403 • Functional description of Pins • Programming the PPI
Page 6: Peripheral Interface IC 8255 - PhysicsTeacher.in · 8255 Microprocessor and Micro-Controller Course Material – EC 403 • Functional description of Pins • Programming the PPI
Page 7: Peripheral Interface IC 8255 - PhysicsTeacher.in · 8255 Microprocessor and Micro-Controller Course Material – EC 403 • Functional description of Pins • Programming the PPI
Page 8: Peripheral Interface IC 8255 - PhysicsTeacher.in · 8255 Microprocessor and Micro-Controller Course Material – EC 403 • Functional description of Pins • Programming the PPI
Page 9: Peripheral Interface IC 8255 - PhysicsTeacher.in · 8255 Microprocessor and Micro-Controller Course Material – EC 403 • Functional description of Pins • Programming the PPI
Page 10: Peripheral Interface IC 8255 - PhysicsTeacher.in · 8255 Microprocessor and Micro-Controller Course Material – EC 403 • Functional description of Pins • Programming the PPI
Page 11: Peripheral Interface IC 8255 - PhysicsTeacher.in · 8255 Microprocessor and Micro-Controller Course Material – EC 403 • Functional description of Pins • Programming the PPI

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Introduction - 017b236.netsolhost.com017b236.netsolhost.com/ftpfiles/pdfs/bb550.pdf · 060–063 8255 PPI (XT) 060–064 8742 Controller (AT keyboard) 070–071 CMOS Ram & NMI Mask

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Intel 8255 PPI - Diwakar Yagyasen Personal Web Sitedylucknow.weebly.com/uploads/6/7/3/1/6731187/1-8255.pdf · 8255 PPI Contd. There is also a Control port from the Processor point

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