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ICS9E4101 데이터시트(PDF) 9 Page - Integrated Device Technology |
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ICS9E4101 데이터시트(HTML) 9 Page - Integrated Device Technology |
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9 / 19 page ![]() IDTTM Programmable Timing Control HubTM for Intel Systems 1408A—01/25/10 ICS9E4101 Programmable Timing Control HubTM for Intel Systems 9 I 2C Table: Spread Spectrum Control Register Pin # Name Control Function Type0 1 PWD Bit 7 0 Bit 6 0 Bit 5 SSP13 RW - - X Bit 4 SSP12 RW - - X Bit 3 SSP11 RW - - X Bit 2 SSP10 RW - - X Bit 1 SSP9 RW - - X Bit 0 SSP8 RW - - X I 2C Table: Output Divider Control Register Pin # Name Control Function Type0 1 PWD Bit 7 SRC Div3 RW X Bit 6 SRC Div2 RW X Bit 5 SRC Div1 RW X Bit 4 SRC Div0 RW X Bit 3 CPU Div3 RW X Bit 2 CPU Div2 RW X Bit 1 CPU Div1 RW X Bit 0 CPU Div0 RW X I 2C Table: Output Divider Control Register Pin # Name Control Function Type0 1 PWD Bit 7 0 Bit 6 0 Bit 5 0 Bit 4 0 Bit 3 PCI Div3 RW X Bit 2 PCI Div2 RW X Bit 1 PCI Div1 RW X Bit 0 PCI Div0 RW X I 2C Table: Vendor & Revision ID Register Pin # Name Control Function Type0 1 PWD Bit 7 0 Bit 6 PCIINV PCI Phase Invert RW Default Inverse 0 Bit 5 SRCINV SRC Phase Invert RW Default Inverse 0 Bit 4 CPUINV CPU Phase Invert RW Default Inverse 0 Bit 3 0 Bit 2 0 Bit 1 0 Bit 0 0 I 2C Table: Group Skew Control Register Pin # Name Control Function Type0 1 PWD Bit 7 SRC_Skw3 RW 0 Bit 6 SRC_Skw2 RW 0 Bit 5 SRC_Skw1 RW 0 Bit 4 SRC_Skw0 RW 0 Bit 3 CPU_Skw3 RW 0 Bit 2 CPU_Skw2 RW 0 Bit 1 CPU_Skw1 RW 0 Bit 0 CPU_Skw0 RW 0 SRC Skew Control CPU Skew Control - - - It is recommended to use ICS Spread % table for spread programming. Byte 14 - - - - - - Byte 15 - SRC divider ratio can be configured via these 4 bits individually. - - - - CPU divider ratio can be configured via these 4 bits individually. - - - Byte 16 - PCI divider ratio can be configured via these 4 bits individually. - - - See Table: Divider Ratio Combination Table Byte 18 Byte 17 - - - See Table: 7-Steps Skew Programming Table See Table: 7-Steps Skew Programming Table - - - - - RESERVED RESERVED RESERVED See Table: Divider Ratio Combination Table See Table: Divider Ratio Combination Table RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED |
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