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W83977EF-AW Datasheet(PDF) 89 Page - Winbond |
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W83977EF-AW Datasheet(HTML) 89 Page - Winbond |
89 / 142 page W83977EF-AW/W83977EG-AW Publication Release Date: Apr. 2006 -87- Revision 1.2 CR28 (Default 0x00) Bit 7 - 5: Reserved. Bit 4: IRQ Sharing selection. = 0 Disable IRQ Sharing = 1 Enable IRQ Sharing Bit 3:Reserved Bit 2 - 0: PRTMODS2 - PRTMODS0 = 0xx Parallel Port Mode = 100 Reserved = 101 External FDC Mode = 110 Reserved = 111 External two FDC Mode CR2A (Default 0x00) Bit 7: PIN57S = 0 KBRST = 1 GP12 Bit 6: PIN56S = 0 GA20 = 1 GP11 Bit 5 - 4: PIN40S1, PIN40S0 = 00 CIRRX = 01 GP24 = 10 8042 P13 = 11 Reserved Bit 3 - 2: PIN39S1, PIN39S0 = 00 SUSCIN# = 01 Reserved = 10 GP25 = 11 Reserved Bit 1 - 0: PIN3S1, PIN3S0 = 00 DRVDEN1 = 01 GP10 = 10 8042 P12 = 11 SCI# |
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