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Файл:ARM PrimeCell PS-2 interface technical reference manual.pdf
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- •Preface
- •About this document
- •Intended audience
- •Organization
- •Typographical conventions
- •Timing diagram conventions
- •Further reading
- •ARM publications
- •Other publications
- •Feedback
- •Feedback on this document
- •Feedback on the ARM PrimeCell PS2 Keyboard/Mouse Interface (PL050)
- •1 Introduction
- •1.1 About the ARM PrimeCell PS2 Keyboard/Mouse Interface (PL050)
- •1.1.1 Features of the PrimeCell KMI
- •1.2 AMBA compatibility
- •2 Functional Overview
- •2.1 ARM PrimeCell PS2 Keyboard/Mouse Interface (PL050) overview
- •2.2 PrimeCell KMI functional description
- •2.2.1 AMBA APB interface and register block
- •2.2.2 Transmit block
- •2.2.3 Receive block
- •2.2.4 Controller block
- •2.2.5 Timer/clock divider blocks
- •2.2.6 Synchronization logic
- •2.2.7 Test registers and logic
- •2.3 PrimeCell KMI operation
- •2.3.1 Interface reset
- •2.3.2 Clock signals
- •2.3.3 Keyboard clock and data signals
- •2.3.4 Keyboard/mouse data output
- •2.3.5 Keyboard data input
- •2.3.6 Timing requirements
- •3 Programmer’s Model
- •3.1 About the programmer’s model
- •3.2 Summary of PrimeCell KMI registers
- •3.3 Register descriptions
- •3.3.1 KMICR: [6] (+ 0x00)
- •3.3.3 KMIDATA: [8] (+ 0x08)
- •3.3.4 KMICLKDIV: [4] (+ 0x0C)
- •3.3.5 KMIIR: [2] (+ 0x10)
- •3.4 Interrupts
- •3.4.1 Interrupt generation logic
- •4 Programmer’s Model for Test
- •4.1 PrimeCell KMI test harness overview
- •4.2 Scan testing
- •4.3 Test registers
- •4.3.2 KMITCR [5] (+0x80)
- •4.3.3 KMITMR [4] (+0x84)
- •4.3.4 KMITISR [2] (+0x88)
- •4.3.5 KMITOCR [3] (+0x8c)
- •4.3.6 KMISTG1 [6] (+0x90)
- •4.3.7 KMISTG2 [5] (+0x94)
- •4.3.8 KMISTG3 [8] (+0x98)
- •4.3.9 KMISTATE [4] (+0x9c)
- •A.1 AMBA APB signals
- •A.2 On-chip signals
- •A.3 Signals to pads
Chapter 1
Introduction
This chapter introduces the ARM PrimeCell PS2 Keyboard/Mouse Interface (PL050) and contains the following sections:
•About the ARM PrimeCell PS2 Keyboard/Mouse Interface (PL050) on page 1-2
•AMBA compatibility on page 1-4.
DDI 0143C |
© Copyright ARM Limited 1999. All rights reserved. |
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