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PC87351 Datasheet(PDF) 4 Page - National Semiconductor (TI) |
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PC87351 Datasheet(HTML) 4 Page - National Semiconductor (TI) |
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4 / 86 page  4 www.national.com Datasheet Revision Record Revision Date Status Comments January 1998 Advanced Information First pass with pin assignment March 1998 Preliminary Implemented: Item 1, Important Notice, pin reassignment May 1998 Preliminary Implemented: Items 2-31 below Paginated Datasheet Revision Record in datasheet body Item Topic Change/Correction Location 2 Pin description Table describing KBCLK, KBDAT, MCLK and MDAT signals enhanced to identify pin drivers Section 1.4.7 3 PPM power save mode All references deleted Chapter 2 4 Device architecture 9 logical devices Section 2.1 5 Index 74h, 75h DMA Channel Select 0, 1 Modified Section 2.2.3, Table 2-7 6 VSB Power-Up Reset Hardware reset explanation modified Section 2.2.5 7 New section added REGISTER TYPE ABBREVIATIONS added before the existing section; all subsequent numbering changed Section 2.3 8 SuperI/O Configuration 1 Register Bit 3 Reserved Section 2.4.3 9 SuperI/O Configuration 2 Register Bits 6 5 Function 0 0 GPIO17 0 1 KBRST (default) 1 0 P12 1 1 PNF (PPM mode enabled) Bits 2 1 0 Function 0 0 X GPIO14 (default) 0 1 1 GPIO14 0 1 0 IRQ9 1 0 X IRRX2/IRSL0 1 1 X P17 Section 2.4.4 10 SuperI/O Revision ID Register Location and Type added Section 2.4.7 11 Keyboard and Mouse Controller All references to TEST0 and TEST1 changed to T0 and T1, respectively. Section 2.11.1 12 Implementation Ports 1 and 2 description deleted Section 2.12.2 13 GPIO Configuration Registers’ Access Drawing modified Figure 2-6 14 GPIO Pin Configuration Select Register Bits 5-4 01, 10: Binary value of the port number, 1-2 respectively 11: Reserved Section 2.12.4 15 Fan Speed Control General Description modified; nomenclature of Fan Control Duty Cycle and Fan Control Pre-Scale registers changed; references to Fan Speed Monitor deleted; configuration parameters (Reset and Type) modified Section 2.13 16 System events Number of events changed to seven Section 3.2 |
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