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XL-30V
IC701 RH-iX0030SJZZ: System Control Microcomputer (IX0030SJ) (1/2)
Pin No.
Terminal Name
1-4
COM3-COM0
5-7
VLC3-VLC1
8
VDD
9
OSC2
10
OSC1
11
VSS
12
XI
13
XO
14
MMOD
15
VREF-
16
KEY0 AN0/PA0
17
KEY1 AN0/PA1
18
KEY2 AN0/PA2
19
KEY3 AN0/PA3
20*
KEY4 AN0/PA4
21*
KEY5 AN0/PA5
22
KEY6 AN0/PA6
23*
KEY7 AN7/PA7
24
VREF+
25
TXD SBO0/P00
26
RXD SBI0/P01
27
SBT0/P02
28
SBO1/P03
29
SBI1/P04
30
SBT1/P05
31
DK/BZER P06
32
RST/P27
33
RMOUT P10
34
P11
35*
TM2IO P12
36
TM3IO P13
37
TM4IO P14
38
IRQ0 P20
39
SENS IRQ1/P21
40
IRQ2 P22
41
IRQ3 P23
42*
IRQ4 P24
43
P30
44
P31
45
P32
46
LED0 WE/P50
47
LED1 RE/P51
48*
LED2 CS/P52
49*
LDE3/S51 A16/P53
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Port name
Input/Output
COM3-COM0
Output
VLC3-VLC1
—
VDD
—
OSC2
Output
OSC1
Input
VSS
—
XI
Input
XO
Output
MMOD
Input
VREF-
—
CLID-SW
Input
KEY1
Input
KEY2
Input
MODEL
Input
CLID_PRO
Input
N.C
Input
TAPE-SW
Input
N.C
—
VREF+
—
DI
Output
DO
Input
CL
Output
VCD_OUT
Output
VCD_IN
Input
VCD_CLK
Input
VCD_BUSY
Output
RESET
Input
CD_STB
Output
CE
Output
N.C
Output
CLOCK
Input
POWER
Input
SYS STOP
Input
REMOCON
Input
VCD_STB
Input
JOG_UP
Input
N.C
—
SOL
Output
MOT
Output
REC
Output
RUN PLS
Input
BIAS
Output
B-CAN
Output
SURR
Output
LCD common output terminal.
LCD power terminal.
Microcomputer power +5V.
Oscillator connecting terminal for main clock. f=8MHz
Oscillator connecting terminal for main clock. f=8MHz
Microcomputer power GND.
Oscillator connecting terminal for sub clock. f=32.768kHz
Oscillator connecting terminal for sub clock. f=32.768kHz
Memory mode selecting terminal.
Power for AD converter GND.
CD cover condition detection input. (Manual 1SW)
Operating key input MAX - 8 keys.
Operating key input MAX - 8 keys.
Detection input for MODEL/TUNER specification.
Current detection of CD cover control motor.
Used for CD cover drive error judgement, control
Not used.
Cassette mechanism operating condition detection input.
F.P/CAM-SW condition is judged with A/D value.
Not used.
Power for A/D converter +5V.
Data output terminal to Tuner PLL IC, Volume/Function IC.
Data input from TUNER PLL IC.
Synchronous clock output with Tuner PLL IC, Volume/Function IC.
VCD microcomputer communication data output line.
VCD microcomputer communication data input line.
Clock input for VCD microcomputer communication.
Data determined in rise edge.
VCD microcomputer communication BUSY output with system
microcomputer.
Reset signal input.
ON/OFF output terminal of CD servo control IC.
"H" = Servo ON
"L" = Servo stand-by
Enable output of Tuner PLL IC, Volume/Function IC.
"L" = OFF "H" =ON
Not used.
CLOCK/TIMER/SLEEP KEY input.
Power key input detection.
When becomes "L" at blackout detection input, moves to HALT mode.
Remote controller signal input.
VCD microcomputer communication data strobe input.
"H" = Impossible to send or receive
"L" = Possible to send and receive
Jog dial UP pulse input.
Not used.
Cassette mechanism solenoid drive control output.
Cassette mechanism motor drive control output.
Recording and playback selection output of tape circuit.
"H" = Recording mode
"L" = Playback mode
Tape run/END detection input. Judged as tape running if pulse is inputted
Recording bias oscillation circuit control output.
"H" = Bias oscillation
"L" = Oscillation stop
Recording bias oscillation frequency selection control output.
SURROUND control output.
"L" = Surround ON
"H" = Surround OFF
– 50 –
Function
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