Technics ST-HD501

Pin
No.
Mark I/O /
Division
Function
1 P97/
CLKOUT
I/O Communication clock
velocity terminal / (“H”:
nomal, “L”: CD-TEXT)
2 P96/DA1/
SCLK22
O Clock output terminal for
serial data transfer
3 P95/
SCLK21
I CD & Tape communication
clock input terminal
4 P94/
SOUT2
O CD & Tape communication
data output terminal
5 P93/SIN2 I CD & Tape communication
data input terminal
6 P92/ /
SSTB2
I CD & Tape communication
response input terminal
7 P91/ /
SBUSY2
O CD communication request
output / terminal
8 P90/ /
SRDY2
O Tape communication
request output terminal
9 CNV
SS
— GND terminal
10 P87/
XCIN
I Crystal oscillator
connection terminal / (f=
32kHz)
11 P86/ /
XCOUT
O
12 /RESET I Reset input terminal
(“L”: Micon reset)
13 XOUT O Main clock ceramic
oscillator output terminal (f=
10MHz)
14 VSS — GND teminal
15 XIN I Main clock ceramic
oscillator input / terminal (f=
10MHz)
16 VCC I Power supply terminal
17 P85/INT5 I Power failure detection
input terminal
18 P84/INT4 I/O CR timer terminal for watch
backup
19 P83/INT3 O Latch output terminal to
IC302 (M62433AFP)
20 P82/INT2 I Remote control data input
terminal
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