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LM4560 Datasheet(PDF) 7 Page - National Semiconductor (TI) |
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LM4560 Datasheet(HTML) 7 Page - National Semiconductor (TI) |
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7 / 54 page  3.0 Register Description 3.1 PCI CONFIGURATION REGISTER MAP Offset +3h +2h +1h +0h 00h Device ID Vendor ID 04h Status Command 08h Class Code Revision ID 0Ch BIST Header Type Latency Timer Cache Line Size 10h Audio IO Base Address 14h Audio Memory Base Address 18–28h RSVD 2Ch Subsystem ID Subsystem Vendor ID 30h RSVD 34h RSVD Cap_Ptr 38h RSVD 3Ch MAX_LAT MIN_GNT Interrupt Pin Interrupt Line 40h DDMA Slave CFG 44h PM_Timer PM_CFG LEGACY_DMA LEGACY_IOBASE 48h RSVD INT_VEC INTA_SNOOP_ENA DCh PMC PM_Next_Ptr PM_Cap_ID E0h Power Value Data PMCSR_BSE PMCSR 3.1.1 PCI Configuration Register Description 3.1.1.1 Device ID & Vendor ID PCI Configuration Address: 00h–03h Default: 001B100Bh Description: read/write, can be written only when CFG46h[6]=1 Bit 31–16 device ID: default 001Bh Bit 15–0 vendor ID: default 100Bh 3.1.1.2 Status & Command: PCI Configuration Address: 04h–07h Default: 02900000h Description: Bit 2–0: R/W Bit 28: TA Received target abort. Write 1 to clear. Bit 29: MA Received master abort. Write 1 to clear. Bit 20: PM PCI Power Management support, hardwired to 1 Bit 23, 25: hardwired to 1 The rest bits: hardwired to 0 3.1.1.3 Class Code & Revision ID: PCI Configuration Address: 08h–0Bh Default: 04010001h Description: read only Bit 7–0: 01 revision ID Bit 31–24: 04 Base class: Multimedia Bit 23–16: 01 Sub-class: Audio device Bit 15–8: 00 Interface 3.1.1.4 BIST, Header Type, Latency Timer & Cache Line Size: PCI Configuration Address: 0Ch–0Fh Default: 00000000h Description: Bit 15–12: R/W The rest bits: hardwired to 0 3.1.1.5 Audio IO Base Register: PCI Configuration Address: 10h–13h Default: 00000001h Description: Bit 31–8: R/W Audio IO base Bit 7–1: Hardwire to 0 Bit 0: Hardwire to 1 3.1.1.6 Audio MEM Base Register: PCI Configuration Address: 14h–17h Default: 00000000h Description: Bit 31–12: R/W Audio MEM base Bit 11–0: Hardwire to 0 3.1.1.7 Subsystem ID & Subsystem vendor ID: PCI Configuration Address: 2Ch–2Fh Default: 001B100Bh Description: read only Bit 31–16: subsystem ID: default 001Bh Bit 15–0: subsystem vendor ID: default 100Bh www.national.com 7 |
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Descripción similar - LM4560 |
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