
DataSheet Revision 1.1
Page 2
OX16PCI952
OXFORD SEMICONDUCTOR LTD.
C
ONTENTS
1
1.1
2
3
PERFORMANCE COMPARISON..................................................................................................4
IMPROVEMENTS OF THE OX16PCI952 OVER DISCRETE SOLUTIONS:.......................................................................4
BLOCK DIAGRAM.......................................................................................................................6
PIN INFORMATION.....................................................................................................................7
4
5
6
6.1
6.2
6.3
6.4
6.5
6.6
7
7.1
7.2
7.3
7.4
7.5
7.6
7.7
7.8
7.9
7.10
7.11
8
8.1
8.2
8.3
9
9.1
10
11
11.1
11.2
12
12.1
12.2
13
PIN DESCRIPTION......................................................................................................................8
CONFIGURATION & OPERATION.............................................................................................13
PCI TARGET CONTROLLER .....................................................................................................14
OPERATION........................................................................................................................................................................14
CONFIGURATION SPACE.................................................................................................................................................15
ACCESSING FUNCTION 0 AND FUNCTION 1.................................................................................................................17
ACCESSING THE LOCAL CONFIGURATION REGISTERS............................................................................................19
PCI INTERRUPTS...............................................................................................................................................................24
POWER MANAGEMENT....................................................................................................................................................25
INTERNAL OX16C950 UART.....................................................................................................28
OPERATION – MODE SELECTION...................................................................................................................................28
REGISTER DESCRIPTION TABLES .................................................................................................................................30
RESET CONFIGURATION.................................................................................................................................................34
TRANSMITTER AND RECEIVER FIFOS...........................................................................................................................35
LINE CONTROL & STATUS...............................................................................................................................................36
INTERRUPTS & SLEEP MODE .........................................................................................................................................38
MODEM INTERFACE.........................................................................................................................................................40
OTHER STANDARD REGISTERS.....................................................................................................................................41
AUTOMATIC FLOW CONTROL.........................................................................................................................................42
BAUD RATE GENERATION...............................................................................................................................................44
ADDITIONAL FEATURES ..................................................................................................................................................46
BI-DIRECTIONAL PARALLEL PORT..........................................................................................52
OPERATION AND MODE SELECTION.............................................................................................................................52
PARALLEL PORT INTERRUPT.........................................................................................................................................53
REGISTER DESCRIPTION.................................................................................................................................................54
SERIAL EEPROMSPECIFICATION...........................................................................................57
EEPROM DATA ORGANISATION.....................................................................................................................................57
OPERATING CONDITIONS.....................................................................................................61
DC ELECTRICAL CHARACTERISTICS ...................................................................................62
5V STANDARD (NON-PCI) I/O BUFFERS .......................................................................................................................62
PCI I/O BUFFERS...............................................................................................................................................................62
AC ELECTRICAL CHARACTERISTICS ...................................................................................63
PCI I/O BUFFERS..............................................................................................................................................................63
SERIAL PORTS ..................................................................................................................................................................63
TIMING WAVEFORMS............................................................................................................64
14
15
16
PACKAGE INFORMATION.....................................................................................................74
ORDERING INFORMATION....................................................................................................75
CONTACT DETAILS...............................................................................................................76