Panasonic SA-AK520E Service Manual page 77

Pin No. Mark
58 EXT1 I/O
59 IOVDD2 I
60 TX O
61 MCLK I
62 MDATA I
63 MLD I
64 BLKCK O
65 PWMSEL I
66 SMCK O
67 SBCK I
68 STAT O
69 NRST I
70 SPPOL O
71 PMCK O
72 DQSY O
73 TXTD O
74 TXTCK O
75 NTEST I
I/O Function
Expansion I/O port 1
Power supply for I/O
Digital audio interface
output signal
Micro controller
command clock
signal input (Latches
data at the rising
adge)
Micro controller
command data signal
input
Micro controller
command load signal
input
Low: Load
Subcode block clock
signal (f=75 Hz in
normal-speed
playback mode)
PWM output mode
selection input Low:
Direct High: 3- state
4.2336 MHz/ 8.4672
MHz clock signal
output
Clock input for
subcode serial output
Status signal output
Reset input Low:
Reset
Spindle motor drive
signal output (polarity
output)
88.2-kHz clock signal
output
Pack signal output for
CD-TEXT data
CD-TEXT data signal
output
External clock signal
input for CD-TEXT
register
Test input pin High:
Normal
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