OX16PCI952-TQFP-A 데이터 시트보기 (PDF) - Unspecified

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OX16PCI952-TQFP-A

Integrated High Performance Dual UARTs, Parallel Port and 5.0v PCI interface

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OXFORD SEMICONDUCTOR LTD.

OX16PCI952

CONTENTS

1 PERFORMANCE COMPARISON..................................................................................................4

1.1 IMPROVEMENTS OF THE OX16PCI952 OVER DISCRETE SOLUTIONS:....................................................................... 4

2 BLOCK DIAGRAM .......................................................................................................................6

3 PIN INFORMATION .....................................................................................................................7

4 PIN DESCRIPTION ......................................................................................................................8

5 CONFIGURATION & OPERATION .............................................................................................13

6 PCI TARGET CONTROLLER .....................................................................................................14

6.1 OPERATION........................................................................................................................................................................ 14

6.2 CONFIGURATION SPACE ................................................................................................................................................. 15

6.3 ACCESSING FUNCTION 0 AND FUNCTION 1................................................................................................................. 17

6.4 ACCESSING THE LOCAL CONFIGURATION REGISTERS............................................................................................ 19

6.5 PCI INTERRUPTS ............................................................................................................................................................... 24

6.6 POWER MANAGEMENT.................................................................................................................................................... 25

7 INTERNAL OX16C950 UART .....................................................................................................28

7.1 OPERATION – MODE SELECTION ................................................................................................................................... 28

7.2 REGISTER DESCRIPTION TABLES ................................................................................................................................. 30

7.3 RESET CONFIGURATION ................................................................................................................................................. 34

7.4 TRANSMITTER AND RECEIVER FIFOS........................................................................................................................... 35

7.5 LINE CONTROL & STATUS............................................................................................................................................... 36

7.6 INTERRUPTS & SLEEP MODE ......................................................................................................................................... 38

7.7 MODEM INTERFACE ......................................................................................................................................................... 40

7.8 OTHER STANDARD REGISTERS ..................................................................................................................................... 41

7.9 AUTOMATI C FLOW CONTROL......................................................................................................................................... 42

7.10 BAUD RATE GENERATION............................................................................................................................................... 44

7.11 ADDITIONAL FEATURES .................................................................................................................................................. 46

8 BI-DIRECTIONAL PARALLEL PORT..........................................................................................52

8.1 OPERATION AND MODE SELECTION ............................................................................................................................. 52

8.2 PARALLEL PORT INTERRUPT ......................................................................................................................................... 53

8.3 REGISTER DESCRIPTION................................................................................................................................................. 54

9 SERIAL EEPROM SPECIFICATION ...........................................................................................57

9.1 EEPROM DATA ORGANISATION ..................................................................................................................................... 57

10 OPERATING CONDITIONS .....................................................................................................61

11 DC ELECTRICAL CHARACTERISTICS ...................................................................................62

11.1 5V STANDARD (NON-PCI) I/O BUFFERS ....................................................................................................................... 62

11.2 PCI I/O BUFFERS............................................................................................................................................................... 62

12 AC ELECTRICAL CHARACTERISTICS ...................................................................................63

12.1 PCI I/O BUFFERS.............................................................................................................................................................. 63

12.2 SERIAL PORTS .................................................................................................................................................................. 63

13 TIMING WAVEFORMS............................................................................................................64

14 PACKAGE INFORMATION .....................................................................................................74

15 ORDERING INFORMATION ....................................................................................................75

16 CONTACT DETAILS...............................................................................................................76

DataSheet Revision 1.1

Page 2

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