RIVA128ZX datasheet(23/85 Pages) STMICROELECTRONICS

Part #	RIVA128ZX

Description	128-BIT 3D MULTIMEDIA ACCELERATOR

PDF	85 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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23 / 85 page

128-BIT 3D MULTIMEDIA ACCELERATOR

RIVA128ZX

23/85

PCI 2.1 LOCAL BUS INTERFACE

5.1

RIVA128ZX PCI INTERFACE

The RIVA128ZX supports a glueless interface to PCI 2.1 with both master and slave capabilities. The host

interface is fully compliant with the 32-bit PCI 2.1 specification.

The Multimedia Accelerator supports PCI bus operation up to 33MHz with zero-wait state capability and

full bus mastering capability handling burst reads and burst writes.

Figure 16.

PCI interface pin connections

Table 5.

PCI bus commands supported by the RIVA128ZX

Bus master

Bus slave

Memory read and write

Memory read line

I/O read and write

Memory read multiple

Configur ation read and write

Memory read line

Memory read multiple

Memory write invalidate

PCICBE[3:0]#

PCIAD[31:0]

PCIFRAME#

PCIDEVSEL#

PCIIRDY#

PCITRDY#

PCISTOP#

PCIIDSEL

PCIREQ#

PCIGNT#

PCICLK

PCIRST#

PCIPAR

PCIINTA#

RIVA128ZX

RIVA128ZX Datasheet(PDF) 23 Page - STMicroelectronics