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AX88796ALF датащи(PDF) 20 Page - ASIX Electronics Corporation |
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AX88796ALF датащи(HTML) 20 Page - ASIX Electronics Corporation |
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20 / 68 page ![]() 20 AX88796ALF 3-in-1 Local Bus Fast Ethernet Controller Copyright © 2006-2013 ASIX Electronics Corporation. All rights reserved. 3.2 I/O Mapping SYSTEM I/O OFFSET FUNCTION 0000H ~ 001FH MAC CORE REGISTER TAB - 11 I/O Address Mapping 3.3 SRAM Memory Mapping OFFSET FUNCTION 0000H ~ 001FH LOAD FROM EEPROM (NE2000 PROM) 0020H ~ 03FFH RESERVED 0400H ~ 040FH LOAD FROM EEPROM 0410H ~ 3FFFH RESERVED 4000H ~ 7FFFH NE2000 COMPATABLE MODE 8K X 16 SRAM BUFFER 8000H ~ FFFFH RESERVED TAB - 12 Local Memory Mapping D15 D0 1EH 57H / 42H 57H / 42H 1CH 57H / 42H 57H / 42H 1AH ~ 10H 00H 00H 0AH BAH BAH (E’NET ADDRESS 5) 08H 98H 98H (E’NET ADDRESS 4) 06H 76H 76H (E’NET ADDRESS 3) 04H 54H 54H (E’NET ADDRESS 2) 02H 32H 32H (E’NET ADDRESS 1) 00H 10H 10H (E’NET ADDRESS 0) TAB - 13 PROM Map 00H ~ 1FH D15 D0 040EH 57H 57H 0406H ~ 040DH 00H 00H 0404H BAH (E’NET ADDRESS 5) 98H (E’NET ADDRESS 4) 0402H 76H (E’NET ADDRESS 3) 54H (E’NET ADDRESS 2) 0400H 32H (E’NET ADDRESS 1) 10H (E’NET ADDRESS 0) TAB - 14 PROM Map 0400H ~ 040FH |
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