39
XR-M510
Pin No.
Pin Name
I/O
Description
40
MREF
O
Front panel open/close motor (M601) speed control signal output to the BA6288FS (IC502)
41
NC
O
Not used (open)
42
AVCC
—
Power supply terminal (+5V) (for analog system)
43
AVRH
I
Reference voltage (+5V) input terminal (for A/D converter)
44
AVRL
I
Reference voltage (0V) input terminal (for A/D converter) Not used (fixed at “L”)
45
AVSS
—
Ground terminal (for analog system)
46
KEYIN0
I
Key input terminal (A/D input) (LSW901 to LSW912, S900)
TA, SOUND, D-BASS, MENU, DISC +,
. m
, LIST,
> M
, ENTER, DISC –, CLOSE,
OPEN,
Z
keys input
47
KEYIN1
I
Key input terminal (A/D input) (LSW913 to LSW919, LSW921 to LSW925, S902)
6 to 3, SHUF 2, REP 1, AF, +, PTY DSPL, –, OFF, SOURCE, MODE
o
keys input
48
RCIN0
I
Rotary remote commander key input terminal (A/D input)
49
NC
O
Not used (open)
50
QUALITY
I
Noise level detection signal input at SEEK mode (A/D input)
51
FMAGC
I
FM AGC detection signal input from the FM/AM tuner unit (TUX100) (A/D input)
52
MPTH
I
Multi-path detection signal input from the RDS decoder (IC700) (A/D input)
53
VSM
I
FM and AM signal meter voltage detection input from the FM/AM tuner unit (TUX100)
(A/D input)
54
VCC
—
Power supply terminal (+5V)
55
ST-BY
O
Standby on/off control signal output terminal “L”: standby mode, “H”: amplifier on
56
NS-MASK
O
Discharge control signal output for the noise detection circuit “H”: discharge
57
REEL
I
Rotation detect signal input from supply reel sensor and take-up reel sensor on the deck
mechanism
58
OPEN
I
Not used (open)
59
TAPE ON
O
Tape system power supply on/off control signal output terminal “H”: tape on
60
LMEJ
O
Motor drive signal output to the loading/tape operation motor drive (IC400) “H” active
(For the eject direction and reverse side operation) *1
61
LMLOD
O
Motor drive signal output to the loading/tape operation motor drive (IC400) “H” active
(For the loading direction and forward side operation) *1
62
CM ON
O
Capstan/reel motor (M901) drive signal output terminal “H”: motor on
63
VSS
—
Ground terminal
64
POS0
I
65
POS1
I
66
POS2
I
67
POS3
I
68
NC
O
Not used (open)
69
FLASH-W
I
Internal flash memory data write mode detection signal input terminal “L”: data write mode
Not used (pull up)
70
I2CSIO
I/O
Two-way data I
2
C bus with the FM/AM tuner unit (TUX100), RDS decoder (IC700) and electrical
volume (IC100)
71
I2CCKO
O
I
2
C bus clock signal output to the FM/AM tuner unit (TUX100), RDS decoder (IC700) and
electrical volume (IC100)
72
RCIN1
I
Rotary remote commander shift key input terminal
73
X1A
O
Sub system clock output terminal (32.768 kHz)
74
X0A
I
Sub system clock input terminal (32.768 kHz)
75
DAVN
I
Data transmit completed detection signal input from the RDS decoder (IC700) “H” active
76
CDON-IN
I
CD/MD on/off control signal input terminal (fixed at “L” in this set)
Tape position (EJECT/FF/REW/REV/
FWD mode) detect input from the tape
operation switch on the deck mechanism
POS0: “L”: EJECT mode, “H”: others mode
POS1: “L”: FF and FWD mode, “H”: others mode
POS2: “L”: REW mode, “H”: others mode
POS3: “L”: REV and EJECT mode, “H”: others mode
