TMS320C8x SDB PCI Plug-In Card
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TMS320C8x SDB PCI Plug-In Card
The ’C8x PCI plug-in card is a printed-circuit assembly (PCA) that plugs into
a PCI expansion slot on your computer’s motherboard. The SDB card consists
of the following components (see Figure 1–1):
-
40-MHz TMS320C80 DSP
-
8M bytes of DRAM
-
2M bytes of VRAM (for high-resolution display)
-
Audio codec (for the capture and playback of audio signals at sample rates
of up to 48 kHz in 16-bit stereo)
-
Video capture, consisting of a complete video front end for capturing
National Television Standards Committee (NTSC) or phase alternation
line (PAL) video in a composite or S-VHS component format
-
Video display, consisting of a video interface palette (VIP), which drives
monitor resolutions up to 1600
×
1200 at 8 BPP (bits per pixel) with a 60-Hz
refresh rate
-
PCI interface
-
Memory controller
Figure 1–1. TMS320C8x SDB Components
TMS320C80 DSP
Memory
controller
DRAM
VRAM
PCI bus
64
16
32
I/O bus
Audio
codec
Video
display
Video
capture
PCI
interface
32
16
16
64
64
64
16
64
32
16
64