OX16PCI952
OXFORD SEMICONDUCTOR LTD.
CONTENTS
1
1.1
PERFORMANCE COMPARISON..........................................................................................................5
IMPROVEMENTS OF THE OX16PCI952 OVER DISCRETE SOLUTIONS:...................................................................... 5
2
3
4
5
BLOCK DIAGRAM ................................................................................................................................7
PIN INFORMATION...............................................................................................................................8
PIN DESCRIPTION................................................................................................................................9
CONFIGURATION & OPERATION .....................................................................................................14
6
PCI TARGET CONTROLLER..............................................................................................................15
OPERATION ..................................................................................................................................................................... 15
CONFIGURATION SPACE............................................................................................................................................... 16
ACCESSING FUNCTION 0 AND FUNCTION 1 ............................................................................................................... 18
ACCESSING THE LOCAL CONFIGURATION REGISTERS........................................................................................... 20
PCI INTERRUPTS............................................................................................................................................................. 25
POWER MANAGEMENT.................................................................................................................................................. 26
6.1
6.2
6.3
6.4
6.5
6.6
7
INTERNAL OX16C950 UART..............................................................................................................29
OPERATION – MODE SELECTION................................................................................................................................. 29
REGISTER DESCRIPTION TABLES ............................................................................................................................... 31
RESET CONFIGURATION ............................................................................................................................................... 35
TRANSMITTER AND RECEIVER FIFOS ......................................................................................................................... 36
LINE CONTROL & STATUS............................................................................................................................................. 37
INTERRUPTS & SLEEP MODE........................................................................................................................................ 39
MODEM INTERFACE ....................................................................................................................................................... 41
OTHER STANDARD REGISTERS ................................................................................................................................... 42
AUTOMATIC FLOW CONTROL....................................................................................................................................... 43
7.1
7.2
7.3
7.4
7.5
7.6
7.7
7.8
7.9
7.10 BAUD RATE GENERATION............................................................................................................................................. 45
7.11 ADDITIONAL FEATURES ................................................................................................................................................ 47
8
BI-DIRECTIONAL PARALLEL PORT .................................................................................................53
OPERATION AND MODE SELECTION ........................................................................................................................... 53
PARALLEL PORT INTERRUPT....................................................................................................................................... 54
REGISTER DESCRIPTION............................................................................................................................................... 55
8.1
8.2
8.3
9
9.1
SERIAL EEPROM SPECIFICATION ...................................................................................................58
EEPROM DATA ORGANISATION ................................................................................................................................... 58
10
11
OPERATING CONDITIONS.............................................................................................................62
DC ELECTRICAL CHARACTERISTICS..........................................................................................63
11.1 5V STANDARD (NON-PCI) I/O BUFFERS...................................................................................................................... 63
11.2 PCI I/O BUFFERS............................................................................................................................................................. 63
12
AC ELECTRICAL CHARACTERISTICS..........................................................................................64
12.1 PCI I/O BUFFERS............................................................................................................................................................ 64
12.2 SERIAL PORTS ................................................................................................................................................................ 64
13
14
15
16
TIMING WAVEFORMS.....................................................................................................................65
PACKAGE INFORMATION..............................................................................................................75
ORDERING INFORMATION ............................................................................................................76
CONTACT DETAILS........................................................................................................................77
DS-0028 Jul 05
External-Free Release
Page 3
OXFORD [ OXFORD SEMICONDUCTOR ]
