PC87413 datasheet(7/257 Pages) NSC

7 / 257 page

Revision 1.2

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Table of Contents

1.0

Signal/Pin Connection and Description

1.1

CONNECTION DIAGRAMS ...................................................................................................... 16

1.2

BUFFER TYPES AND SIGNAL/PIN DIRECTORY .................................................................... 20

1.3

PIN MULTIPLEXING ................................................................................................................. 20

1.4

DETAILED SIGNAL/PIN DESCRIPTIONS ................................................................................ 22

1.4.1

LPC Interface ..............................................................................................................23

1.4.2

ACCESS.bus (ACB) Interface (PC87413 and PC87417) ........................................... 23

1.4.3

X-Bus Extension (PC87416 and PC87417) ................................................................ 23

1.4.4

Serial Port 1 and Serial Port 2 (UART1 and UART2) ................................................. 24

1.4.5

Parallel Port ................................................................................................................ 25

1.4.6

Floppy Disk Controller (FDC) ..................................................................................... 26

1.4.7

Keyboard and Mouse Controller (KBC) ...................................................................... 27

1.4.8

General-Purpose I/O (GPIO) ...................................................................................... 27

1.4.9

System Wake-Up Control (SWC) ............................................................................... 28

1.4.10

Clocks .......................................................................................................................... 29

1.4.11

Configuration Straps ................................................................................................... 29

1.4.12

Power and Ground ...................................................................................................... 30

1.5

INTERNAL PULL-UP AND PULL-DOWN RESISTORS ............................................................ 30

2.0

Power, Reset and Clocks

2.1

POWER ..................................................................................................................................... 32

2.1.1

Power Planes .............................................................................................................. 32

2.1.2

Power States ...............................................................................................................32

2.1.3

Power Connection and Layout Guidelines .................................................................. 33

2.2

RESET SOURCES AND TYPES ............................................................................................... 34

2.2.1

VPP Power-Up Reset ................................................................................................... 34

2.2.2

VSB Power-Up Reset .................................................................................................. 34

2.2.3

Controller Software Reset (PC87413 and PC87417) .................................................. 35

2.2.4

VDD Power-Up Reset .................................................................................................. 35

2.2.5

Hardware Reset ........................................................................................................... 35

2.2.6

Host Software Reset .................................................................................................... 35

2.3

CLOCK GENERATION .............................................................................................................. 36

2.3.1

Clock Domains ............................................................................................................ 36

2.3.2

Clock Generator .......................................................................................................... 36

2.3.3

Low Frequency Clock .................................................................................................. 37

3.0

Device Architecture and Configuration

3.1

OVERVIEW ............................................................................................................................... 38

3.2

CONFIGURATION STRUCTURE AND ACCESS ..................................................................... 38

3.2.1

The Index-Data Register Pair ...................................................................................... 38

3.2.2

Banked Logical Device Registers Structure ................................................................ 39

3.2.3

Standard Configuration Register Definitions ............................................................... 40

3.2.4

Standard Configuration Registers ............................................................................... 42

PC87413 Datasheet(PDF) 7 Page - National Semiconductor (TI)

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