OXCF950 rev B DATA SHEET V 1.0
OXFORD SEMICONDUCTOR LTD.
CONTENTS
FEATURES.....................................................................................................................................................................................1
DESCRIPTION...............................................................................................................................................................................1
SUMMARY OF DIFFERENCES BETWEEN OXCF950 AND OXCF950 REV B.....................................................2
CONTENTS.....................................................................................................................................................................................3
1
2
3
BLOCK DIAGRAM..............................................................................................................................................................6
PIN INFORMATION............................................................................................................................................................ 7
PIN DESCRIPTIONS ..........................................................................................................................................................8
4
4.1
CONFIGURATION & OPERATION.............................................................................................................................11
MODE SELECTION............................................................................................................................................................. 11
4.1.1
4.1.2
4.1.3
4.2
GENERIC MODE............................................................................................................................................................ 11
C950 MODE .................................................................................................................................................................... 11
NORMAL/LOCAL BUS MODES...................................................................................................................................... 11
PCMCIA/CF OPERATION .................................................................................................................................................. 11
5
PCMCIA / CF TARGET CONTROLLER....................................................................................................................13
5.1
OPERATION........................................................................................................................................................................ 13
CONFIGURATION SPACE (CARD INFORMATION STRUCTURE) ................................................................................. 13
LOCAL BUS MODE SPACE MAP .................................................................................................................................. 13
NORMAL MODE SPACE MAP....................................................................................................................................... 14
ACCESS TO IO FUNCTION ............................................................................................................................................... 14
ACCESS TO INTERNAL UART ...................................................................................................................................... 14
ACCESS TO LOCAL BUS .............................................................................................................................................. 14
ACCESSING LOCAL CONFIGURATION REGISTERS ................................................................................................. 15
5.2
5.2.1
5.2.2
5.3
5.3.1
5.3.2
5.3.3
5.4
5.4.1
5.4.2
CF / PCMCIA INTERRUPT................................................................................................................................................. 19
INTERRUPT GENERATION ........................................................................................................................................... 19
INTERRUPT SOURCES................................................................................................................................................. 19
5.5
CF/PCMCIA FUNCTION CONFIGURATION REGISTERS ............................................................................................... 20
CONFIGURATION OPTIONS REGISTER ‘COR’ (OF FSET 0XF8) ............................................................................... 20
CONFIGURATION STATUS REGISTER ‘CSR’ (OFFSET 0XFA) ................................................................................. 21
PIN REPLACEMENT REGISTER ‘PRR’ (OFFSET 0 XFC) ............................................................................................ 22
5.5.1
5.5.2
5.5.3
5.5.4
5.6
5.6.1
5.6.2
5.6.3
SOCKET AND COPY REGISTER ‘SCR’ (OFFSET 0XFE) ............................................................................................ 23
CARD INFORMATION STRUCTURE................................................................................................................................. 23
LOCAL BUS MODE......................................................................................................................................................... 23
NORMAL MODE............................................................................................................................................................. 25
GENERIC NORMAL MODE............................................................................................................................................ 27
6
INTERNAL 950 UART......................................................................................................................................................30
MODE SELECTION............................................................................................................................................................. 30
450 MODE....................................................................................................................................................................... 30
550 MODE....................................................................................................................................................................... 30
6.1
6.1.1
6.1.2
6.1.3
6.1.4
6.1.5
6.2
6.3
6.3.1
750 MODE....................................................................................................................................................................... 30
650 MODE....................................................................................................................................................................... 30
950 MODE....................................................................................................................................................................... 30
REGISTER DESCRIPTION TABLES ................................................................................................................................. 32
RESET CONFIGURATION ................................................................................................................................................. 35
HOST RESET .................................................................................................................................................................. 35
SOFTWARE RESET ....................................................................................................................................................... 35
6.3.2
6.4
TRANSMITTER & RECEIVER FIFOS................................................................................................................................ 35
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OXFORD [ OXFORD SEMICONDUCTOR ]
