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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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VT8231 датащи(PDF) 38 Page - List of Unclassifed Manufacturers |
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VT8231 датащи(HTML) 38 Page - List of Unclassifed Manufacturers |
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38 / 132 page  VT8231 Preliminary Revision 0.8 October 29, 1999 -32- Register Overview 7HFKQRORJLHV ,QF :H &RQQHFW :H &RQQHFW PCI Function 0 Registers – PCI-to-ISA Bridge Configuration Space PCI-to-ISA Bridge Header Registers Offset PCI Configuration Space Header Default Acc 1-0 Vendor ID 1106 RO 3-2 Device ID 8231 RO 5-4 Command 0087 RW 7-6 Status 0200 WC 8 Revision ID nn RO 9 Programming Interface 00 RO A Sub Class Code 01 RO B Base Class Code 06 RO C -reserved- (cache line size) 00 — D -reserved- (latency timer) 00 — E Header Type 80 RO F Built In Self Test (BIST) 00 RO 10-27 -reserved- (base address registers) 00 — 28-2B -reserved- (unassigned) 00 — 2F-2C Subsystem ID Read 00 RO 30-33 -reserved- (expan. ROM base addr) 00 — 34-3B -reserved- (unassigned) 00 — 3C -reserved- (interrupt line) 00 — 3D -reserved- (interrupt pin) 00 — 3E -reserved- (min gnt) 00 — 3F -reserved- (max lat) 00 — Configuration Space PCI-to-ISA Bridge-Specific Registers Offset ISA Bus Control Default Acc 40 ISA Bus Control 00 RW 41 ISA Test Mode 00 RW 42 ISA Clock Control 00 RW 43 ROM Decode Control 00 RW 44 Keyboard Controller Control 00 RW 45 Type F DMA Control 00 RW 46 Miscellaneous Control 1 00 RW 47 Miscellaneous Control 2 00 RW 48 Miscellaneous Control 3 01 RW 49 -reserved- 00 — 4A IDE Interrupt Routing 04 RW 4B -reserved- 00 — 4C DMA / Master Mem Access Control 1 00 RW 4D DMA / Master Mem Access Control 2 00 RW 4F-4E DMA / Master Mem Access Control 3 0300 RW Offset Plug and Play Control Default Acc 50 PnP DMA Request Control 2D RW 51 PnP Routing for LPT / FDC IRQ 00 RW 52 PnP Routing for COM2 / COM1 IRQ 00 RW 53 -reserved- 00 — 54 PCI IRQ Edge / Level Select 00 RW 55 PnP Routing for PCI INTA 00 RW 56 PnP Routing for PCI INTB-C 00 RW 57 PnP Routing for PCI INTD 00 RW 58 -reserved- 00 — 59 -reserved- 04 — 5A KBC / RTC Control x4† RW 5B Internal RTC Test Mode 00 RW 5C DMA Control 00 RW 5D-5E -reserved- 00 — 5F -reserved- (do not program) 04 RW † Bit 7-4 power-up default depends on external strapping Offset Distributed DMA Default Acc 61-60 Channel 0 Base Address / Enable 0000 RW 63-62 Channel 1 Base Address / Enable 0000 RW 65-64 Channel 2 Base Address / Enable 0000 RW 67-66 Channel 3 Base Address / Enable 0000 RW 69-68 Serial IRQ Control 0000 RW 6B-6A Channel 5 Base Address / Enable 0000 RW 6D-6C Channel 6 Base Address / Enable 0000 RW 6F-6E Channel 7 Base Address / Enable 0000 RW Offset Miscellaneous Default Acc 70 Subsystem ID Write 00 WO 71-73 -reserved- 00 — 74 GPIO Control 1 00 RW 75 GPIO Control 2 00 RW 76 GPIO Control 3 00 RW 77 GPIO Control 4 00 RW 79-78 PCS0# I/O Port Address 0000 0000 RW 7B-7A PCS1# I/O Port Address 0000 0000 RW 7D-7C PCI DMA Channel Enable 0000 RW 7F-7E 32-Bit DMA Control 0000 RW 80 Programmable Chip Select Mask 00 RW 81 ISA Positive Decoding Control 1 00 RW 82 ISA Positive Decoding Control 2 00 RW 83 ISA Positive Decoding Control 3 00 RW 84 ISA Positive Decoding Control 4 00 RW 85 Extended Function Enable 00 RW 86-87 PnP IRQ/DRQ Test (do not program) 00 RW 88 PLL Test 00 RW 89 PLL Control 00 RW 8A PCS2/3 I/O Port Address Mask 00 RW 8B PCS Control 00 RW 8D-8C PCS2# I/O Port Address 0000 RW 8F-8E PCS3# I/O Port Address 0000 RW 90-FF -reserved- 00 — |
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