ox16pci954 ETC-unknow, ox16pci954 Datasheet - Page 2

• Manufacturer Part Number: ox16pci954
• Description: Integrated Quad Uart Interface
• Manufacturer: ETC-unknow

C
FEATURES ..........................................................................................................................................................1
DESCRIPTION.....................................................................................................................................................1
CONTENTS..........................................................................................................................................................2
1
2
3
4
5
6
6.1
6.2
6.2.1
6.3
6.3.1
6.3.2
6.3.3
6.3.4
6.4
6.4.1
6.4.2
6.4.3
6.4.4
6.4.5
6.4.6
6.4.7
6.4.8
6.5
6.6
6.6.1
6.6.2
7
7.1
7.1.1
7.1.2
7.1.3
7.1.4
7.1.5
7.1.6
7.2
7.3
7.3.1
7.3.2
7.4
7.4.1
7.5
7.5.1
Data Sheet Revision 1.3
OXFORD SEMICONDUCTOR LTD.
ONTENTS
PERFORMANCE COMPARISON...............................................................................................................5
BLOCK DIAGRAM ......................................................................................................................................6
PIN INFORMATION .....................................................................................................................................7
PIN DESCRIPTIONS ...................................................................................................................................8
CONFIGURATION & OPERATION ..........................................................................................................13
PCI TARGET CONTROLLER ...................................................................................................................14
INTERNAL OX16C950 UARTS ................................................................................................................29
OPERATION ............................................................................................................................................................. 14
CONFIGURATION SPACE........................................................................................................................................ 14
ACCESSING LOGICAL FUNCTIONS ........................................................................................................................ 16
ACCESSING LOCAL CONFIGURATION REGISTERS .............................................................................................. 18
PCI INTERRUPTS ..................................................................................................................................................... 26
POWER MANAGEMENT........................................................................................................................................... 27
OPERATION – MODE SELECTION........................................................................................................................... 29
REGISTER DESCRIPTION TABLES ......................................................................................................................... 31
RESET CONFIGURATION ........................................................................................................................................ 34
TRANSMITTER AND RECEIVER FIFOS ................................................................................................................... 35
LINE CONTROL & STATUS...................................................................................................................................... 36
PCI CONFIGURATION SPACE REGISTER MAP................................................................................................... 15
PCI ACCESS TO INTERNAL UARTS..................................................................................................................... 16
PCI ACCESS TO 8-BIT LOCAL BUS...................................................................................................................... 16
PCI ACCESS TO PARALLEL PORT ...................................................................................................................... 17
PCI ACCESS TO 32-BIT LOCAL BUS.................................................................................................................... 17
LOCAL CONFIGURATION AND CONTROL REGISTER ‘LCC’ (OFFSET 0X00) ..................................................... 18
MULTI-PURPOSE I/O CONFIGURATION REGISTER ‘MIC’ (OFFSET 0X04) ......................................................... 19
LOCAL BUS TIMING PARAMETER REGISTER 1 ‘LT1’ (OFFSET 0X08):............................................................... 20
LOCAL BUS TIMING PARAMETER REGISTER 2 ‘LT2’ (OFFSET 0X0C): .............................................................. 22
UART RECEIVER FIFO LEVELS ‘URL’ (OFFSET 0X10) ........................................................................................ 23
UART TRANSMITTER FIFO LEVELS ‘UTL’ (OFFSET 0X14).................................................................................. 23
UART INTERRUPT SOURCE REGISTER ‘UIS’ (OFFSET 0X18)........................................................................... 24
GLOBAL INTERRUPT STATUS AND CONTROL REGISTER ‘GIS’ (OFFSET 0X1C) ............................................. 25
POWER MANAGEMENT OF FUNCTION 0............................................................................................................ 27
POWER MANAGEMENT OF FUNCTION 1............................................................................................................ 28
450 MODE ............................................................................................................................................................ 29
550 MODE ............................................................................................................................................................ 29
EXTENDED 550 MODE......................................................................................................................................... 29
750 MODE ............................................................................................................................................................ 29
650 MODE ............................................................................................................................................................ 29
950 MODE ............................................................................................................................................................ 30
HARDWARE RESET ............................................................................................................................................. 34
SOFTWARE RESET.............................................................................................................................................. 34
FIFO CONTROL REGISTER ‘FCR’ ........................................................................................................................ 35
FALSE START BIT DETECTION ........................................................................................................................... 36
OX16PCI954
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