IA82050-PDW28I-R-01 데이터 시트보기 (PDF) - InnovASIC, Inc
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IA82050-PDW28I-R-01 Datasheet PDF : 22 Pages
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IA82050
Asynchronous Serial Controller
Data Sheet
February 25, 2011
TABLE OF CONTENTS
List of Figures ..................................................................................................................................4
List of Tables ...................................................................................................................................4
1. Features ...................................................................................................................................5
2. Description..............................................................................................................................7
3. Functional Overview ..............................................................................................................9
3.1 Transmitter ....................................................................................................................9
3.2 Receiver.........................................................................................................................9
3.3 Bus Interface .................................................................................................................9
3.4 Register Description ....................................................................................................10
4. Register Descriptions ............................................................................................................11
4.1 Baud Rate Generator A Divide Count, MSB and LSB (BAH/BAL) ..........................11
4.2 General Interrupt Enable Register (GER) ...................................................................11
4.3 General Interrupt Register (GIR) ................................................................................11
4.4 Line Configure Register (LCR)...................................................................................11
4.5 Line Status Register (LSR) .........................................................................................12
4.6 Modem Control Register (MCR) ................................................................................12
4.7 Modem Status Register (MSR) ...................................................................................13
4.8 Receive Data Register (RXDATA) .............................................................................13
4.9 Scratch Register (SCR) ...............................................................................................13
4.10 Transmit Data Register (TXDATA) ...........................................................................14
5. AC/DC Parameters ...............................................................................................................15
6. DC Characteristics ................................................................................................................16
7. AC Characteristics ................................................................................................................17
8. Packaging Information..........................................................................................................18
8.1 PDIP Package ..............................................................................................................18
8.2 PLCC Package.............................................................................................................19
9. Innovasic Part Number Cross-Reference..............................................................................20
10. Revision History ...................................................................................................................21
11. For Additional Information...................................................................................................22
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