85
FH-2816ZF,2716ZF
Pin No.
Pin Name
I/O
Format
Function and Operation
33
VSS
Connect to GND
34
CSEL
O
C
CD compression output
35
PHONE
I
C
Phone button illumination output
36
ADCLK
O
N
External A/D convertor serial clock
37
ADDO
O
N
External A/D convertor serial data output
38
ADDI
I
N
External A/D convertor serial data input
39
ADCS
O
N
External A/D convertor chip selector
40
xst
O
C
Extended I/O strobe output
41
XDT
O
C
Extended I/O data output
42
XCK
O
C
Extended I/O clock output
43
TAPPW
O
C
Tape power supply control
44
F/R
O
C
Normal/Reverse output
45
PEE1
O
C
Not used
46
PLAY
O
C
MS filter output
47
NR
O
C
Noise reduction output
48
SC2
O
C
Sub motor control 2 output
49
SC1
O
C
Sub motor control 1 output
50
CM
O
C
Capstan motor control
51
stby
O
C
Mecha standby control
52
MSIN
I
C
Curved pulse input
53
mtl
I
C
Cassette mechanism METAL detector input
54
CSLOAD
I
C
Cassette mechanism Loading detector input
55
POS
I
C
Cassette mechanism position sense input
56
RES
I
C
Cassette mechanism reverse end sense input
57
NES
I
C
Cassette mechanism normal end sense input
58
DMUTE
O
C
Cassette mute pin
59
PEE2
O
C
Not used
60
reset
I
Reset
61
NC
Connect to GND
62
ilm2
I
C
Illumination input sense
63
brst
I
C
P-BUS reset input
64
bsens
I
C
B. up Sense
65
cdej
I
C
CD EJECT switch input
66
csej
I
C
Cassette EJECT switch input
67
NC
Not used
68
VDD
Microcomputer power supply
69
X2
Oscilltor output
70
X1
Oscilltor input
Connect to GND
OPEN
I
Test mode/test mode enable
A/D converter analog power supply
I
A/D converter reference voltage input
I
Disc detect input
I
Disc EJECT sense input
I
Temperature detector
I
VD overvoltage, ground-fault sensing input
O
C
Analog power supply control
Format
Meaning
C
C MOS
N
N channel open drain
80
1
20
21
40
41
60
61
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