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參數(shù)資料
| 型號： | OX16CF950 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | LOW COST ASYNCHRONOUS 16 BIT CARD |
| 中文描述： | 低成本異步16位卡 |
| 文件頁數(shù)： | 2/60頁 |
| 文件大小： | 753K |
| 代理商： | OX16CF950 |
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Page 2
OXCF950 DATA SHEET V1.1
OXFORD SEMICONDUCTOR LTD.
C
ONTENTS
FEATURES.....................................................................................................................................................................................1
DESCRIPTION...............................................................................................................................................................................1
CONTENTS.....................................................................................................................................................................................2
1
BLOCK DIAGRAM..............................................................................................................................................................5
2
PIN INFORMATION............................................................................................................................................................6
3
PIN DESCRIPTIONS..........................................................................................................................................................6
4
CONFIGURATION & OPERATION...............................................................................................................................9
5
5.1
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
5.5
5.5.1
5.5.2
5.5.3
5.5.4
5.6
5.6.1
5.6.2
6
6.1
6.1.1
6.1.2
6.1.3
6.1.4
6.1.5
6.2
6.3
6.3.1
6.3.2
6.4
6.4.1
6.5
6.5.1
6.5.2
6.5.3
6.6
6.6.1
6.6.2
PCMCIA / CF TARGET CONTROLLER....................................................................................................................10
OPERATION........................................................................................................................................................................ 10
CONFIGURATION SPACE (CARD INFORMATION STRUCTURE) .................................................................................10
LOCAL BUS MODE SPACE MAP ..................................................................................................................................10
NORMAL MODE SPACE MAP....................................................................................................................................... 11
ACCESS TO IO FUNCTION...............................................................................................................................................11
ACCESS TO INTERNAL UART......................................................................................................................................11
ACCESS TO LOCAL BUS ..............................................................................................................................................11
ACCESSING LOCAL CONFIGURATION REGISTERS .................................................................................................12
CF / PCMCIA INTERRUPT.................................................................................................................................................14
INTERRUPT GENERATION ...........................................................................................................................................14
INTERRUPT SOURCES.................................................................................................................................................15
CF/PCMCIA FUNCTION CONFIGURATION REGISTERS ...............................................................................................15
CONFIGURATION OPTIONS REGISTER ‘COR’ (OFFSET 0XF8)...............................................................................16
CONFIGURATION STATUS REGISTER ‘CSR’ (OFFSET 0XFA).................................................................................16
PIN REPLACEMENT REGISTER ‘PRR’ (OFFSET 0XFC) ............................................................................................ 17
SOCKET AND COPY REGISTER ‘SCR’ (OFFSET 0XFE)............................................................................................ 18
CARD INFORMATION STRUCTURE.................................................................................................................................19
LOCAL BUS MODE.........................................................................................................................................................19
NORMAL MODE............................................................................................................................................................. 20
INTERNAL 950 UART......................................................................................................................................................23
MODE SELECTION............................................................................................................................................................. 23
450 MODE....................................................................................................................................................................... 23
550 MODE....................................................................................................................................................................... 23
750 MODE....................................................................................................................................................................... 23
650 MODE....................................................................................................................................................................... 23
950 MODE....................................................................................................................................................................... 23
REGISTER DESCRIPTION TABLES .................................................................................................................................25
RESET CONFIGURATION .................................................................................................................................................28
HOST RESET..................................................................................................................................................................28
SOFTWARE RESET .......................................................................................................................................................28
TRANSMITTER & RECEIVER FIFOS................................................................................................................................28
FIFO CONTROL REGISTER ‘FCR’................................................................................................................................29
LINE CONTROL & STATUS...............................................................................................................................................30
FALSE START BIT DETECTION....................................................................................................................................30
LINE CONTROL REGISTER ‘LCR’................................................................................................................................30
LINE STATUS REGISTER ‘LSR’....................................................................................................................................30
INTERRUPTS & SLEEP MODE .........................................................................................................................................32
INTERRUPT ENABLE REGISTER ‘IER’ ........................................................................................................................32
INTERRUPT STATUS REGISTER ‘ISR’ ........................................................................................................................33
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