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10. PCI Bridge
It connects EPI Board to the PCI bus of the system PC section.
11. sPCI Bridge
It connects EPI Board to the DBF and BIO Board by sPCI Bus. Therefore, port I/O of
their Board can be accessed from PC.
12. Audio DAC (Audio Signal D/A Converter)
D/A conversion of the Digital Doppler Audio signal (IIS Format) is carried out for a
speaker output.
13. SIG SEL & AMP （Select Signal of speaker output & Audio amplifier）
The L/R stereo signal inside a EPI Board and the L/R stereo signal from the outside are
changed, and electric power amplification for driving a speaker is performed.
14. System ID
The equipment ID which can be read from software is given using ID chip.
4 - 9
L1E-EA0229
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