QT-CD161/141
– 27 –
1,2
VL2
VL2
Input
LCD bias setting power input terminal.
3
P67/AN7
LID-SW (CD)
Input
CD cover position detection SW input terminal.
"L" = CD cover CLOSED, "H"= CD cover OPEN.
4
P66/AN6
CLOCK (TUNER)
Output
PLL IC serial data transmission timing CLOCK output terminal.
5
P65/AN5
DATA (TUNER) Input/Output PLL IC serial data input/output terminal.
Address 8 bits, sending/receiving 24-bit data.
6
P64/AN4
PERIOD(TUNER)
Output
PLL IC serial data transmission start/stop pulse output terminal.
7
*
P63/AN3
T-MUTE (TUNER)
Output
Tuner output mute output terminal.
"H" = Mute ON.
8
*
P62/AN2
AREA (TUNER)
Input
Destination voltage detection input. Operates as an A/D input port, and when a reset is executed,
detects the DC voltage present at the destination.
9
P61/AN1
KEY1
Input
Operation key input. Max. 8 keys.
10
P60/AN0
KET0
Input
Operation key input. Max. 8 keys.
11
P57/ADT
STEREO
Input
FM stereo broadcast detection input.
(TUNER)
"L" = When receiving a stereo broadcast
.
12
P56/TOUT
MONO/ST
Output
FM mode output terminal read by the tuner IF IC.
(TUNER)
"H" = FM stereo mode ("L" = FM mono/AM band).
13
P55/CNTR1
WRQ (CD)
Input
Detection input to standby with sub Q code output from LC78623D.
14
P54/CNTR0
SD (TUMNER)
Input
Tuner carrier wave detection input.
"L" = When a carrier wave is detected.
15
P53/RTP0
PU IN (CD)
Input
CD pickup position detection SW input terminal.
"L" = Innermost circumference.
16
P52/RTP0
DRF (CD)
Input
HF level detection input terminal from LA9241M.
17
P51/INT3
CD-RESET (CD)
Output
LC78623D reset signal output.
18
P50/INT2
CQCK (CD)
Output
Serial data synchronous clock for LA9241M/LC78623D interface.
19
P47/SRDY
COIN (CD)
Output
LA9241M/LC78623D control command output terminal.
20
P46/SCLK
RWC (CD)
Output
READ/WRITE control output terminal to LA9241M/LC78623D.
21
P45/TXD
SL+ (CD)
Output
Slide motor forward control output terminal to LA9241M.
22
P44/RXD
SL- (CD)
Output
Slide motor back control output terminal to LA9241M.
23
P43/INT1
REMOCON
Input
Remote control signal input terminal
Detected on the falling edge.
24
P42/INT0
SYS-STOP
Input
Input terminal for detecting a power failure or dead battery.
"L" = The unit will enter the backup mode.
25
P41/Ø
SQOUT (CD)
Input
Sub code Q data input terminal from LC78623D.
26
*
P40
N.C
27
RESET
RESET
Input
Microcomputer reset signal input.
28
*
P71/XCIN
N.C
No connect.
29
*
P70/XCOUT
N.C
No connect.
30
XIN
XIN
Input
Main clock oscillator connection terminal.
31
XOUT
XOUT
Output
32
VSS
VSS
––
Microcomputer power GND.
33
*
P27
P-MUTE1
Output
Audio signal mute condition output terminal.
"H" = Mute ON.
34
P26
P-MUTE2
Output
Audio signal mute condition output terminal.
"L" = Mute ON.
35
P25
CD-FUNC
Input
CD function detection input terminal.
"H" = CD function.
36
P24
SYNC-IN
Input
Record SW detection input terminal.
"H" = Record SW ON.
37
*
P23
N.C
No connect.
38
*
P22
N.C
No connect.
39
*
P21
N.C
No connect.
40
P20
N.C
No connect.
41
*
P17/SEG31
N.C
No connect.
42
*
P16/SEG30
N.C
No connect.
43
*
P15/SEG29
N.C
No connect.
FUNCTION TABLE OF IC
IC501 RH-iX0016SJZZ (IX0016SJ): CD/Tuner Control Microcomputer (1/2)
Port Name
Function
Terminal
Name
Pin No.
Input/
Output
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.