117
HCD-FLX9W
Pin No.
Pin Name
I/O
Description
107, 108
D1, D0
I/O
Two-way data bus with the S-RAM
109, 110
A2, A1
O
Address signal output to the S-RAM
111
VSS
—
Ground terminal
112
A0
O
Address signal output to the S-RAM
113
PM
I
PLL reset signal input from the digital audio interface receiver
114
SDI3
I
Audio serial data input from the digital audio processor
115
SDI4
I
Audio serial data input from the digital audio processor
116
SYNC
I
Synchronous/asychronous selection signal input terminal
“L”: Synchronous, “H”: asynchronous (fixed at “H” in this set)
117
TST2
—
Ground terminal
118
GP11
—
Not used
119
TST3
—
Ground terminal
120
VDDI
—
Power supply terminal (+3.3V)
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