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MEXPLANATION OF IC
MM M30620MC-336GP
052-3347-00
RDS Tuner / Cassette
Controller (Ce-NET)
1. Outward Form : 100 pins QFP
2. Function
: Cassette mechanism control, PLL IC control, Electric vol-
ume !C control, Ce-NET
3. Terminal Description
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
pin
1
OBNan
st
1
12
17
19:
20:
21:
22:
23:
: PULSE DIMM
25:
26:
:1E BUS RX
28:
29:
30:
: INITIAL OUT
32:
33:
34:
35:
36:
37:
38:
39:
40:
41:
42:
43:
44:
45:
46:
47:
48:
49:
50:
51:
52:
53
55:
56:
57:
58:
59:
60:
61:
N.C.
2:
3:
DNC.
: RDS CLK
: BYTE
:CNVSS
: SUB CK IN
: SUB CK OUT
10:
:X OUT
:VSS
XIN
14:
15:
16:
: B/U DET_
N.C.
APC SENSE
RESET_
vcc
N.C.
ACC DET
> KEY INT_
27pinCONNECT:
N.C.
N.C.
N.C.
DISP RESET
N.C.
N.C.
lE BUS TX
N.C.
N.C.
PLL CE
PLL DO
PLL Di
PLL SCK
FM STEREO_
NON FADER 1
NON FADER 2 :
NON FADER 3 :
N.C.
N.C.
VOLUME CLK
VOLUME DO
N.C.
CATS LED
DOLBY ON_
DOLBY B/C
POWER M 1
POWER M 2
FWD/REV
NC.
APC DETECT_
:
: TAPE IN
54:
BIT2
BIT 1
BIT 3
NC.
REEL PULSE
MAIN MOTOR
vec
MECH ON
ARX8570Rz
ARX8570RWz
22200
0 200000022
: IN
> IN
: 0
: IN
: IN
: IN
: IN
> IN
: 0
: IN
: 0
: IN
: IN
: IN
: IN
> IN
: IN
e)
Zz
: Not in use.
: Not in use.
: Sensitivity control signal output.
"L"= Play, "H"= FF/REW
: Not in use.
: Clock pulse input from RDS decoder.
: Connect to ground.
: Connect to ground.
: Crystal connection. (32.768kHz)
: Crystal connection. (32.768kHz)
: Reset signal input. Negative logic.
: Crystal connection. (10MHz)
: Ground.
: Crystal connection. (10MHz)
: Positive supply voltage.
: Not in use.
: ACC ON signal input.
: Backup voltage OFF signal input.
"L"=Backup OFF
: Interrupt signal input of FUNC/EJECT
key and DCP take off switch.
: Connect to pin 27.
: Not in use.
: Not in use.
: Not in use.
: Display !C reset signal output.
: Pulse dimmer / Back light LED ON signal
output.
: Not in use.
: Not in use.
: IE Bus communication line.
: IE Bus communication line.
: Not in use.
': Not in use.
: Memory clear signa! output to EEPROM.
: PLL chip enable signal output.
: PLL serial data output.
: PLL serial data input.
: PLL serial clock output.
: FM stereo detection signal input. Nega-
tive logic.
: Non fader volume control signal output.
Ref. Table 1.
: Non fader volume control signal output.
Ref. Table 1.
: Non fader volume control signal output.
Ref. Table 1.
: Not in use.
: Not in use.
: Serial clock output to Electric volume.
: Serial data output to Electric volume.
: Not in use.
: CATS LED control signal output.
: Dolby ON signal output. Negative logic.
:"L"= Dolby C, "H"=Dolby B.
: Power motor control signal output.
Ref. Table 2.
: Power motor control signal output.
Ref. Table 2.
> "L"= FWD, "H"= REV.
: Not in use.
:"H"= Interval.
: "H"=Tape loading start.
: Mechanism mode switch signal input.
Ref. Table 3.
: Mechanism mode switch signal input.
Ref. Table 3.
: Mechanism mode switch signal input.
Ref. Table 3.
: Not in use.
: Reet pulse input terminal.
: Main motor ON signal output.
: Positive supply voltage.
: Power supply contro! signal output for the
tape mechanism. *H"= ON.
pin 62: VSS
: -
1 Ground.
pin 63:N.C.
: IN: Notin use.
pin 64:N.C.
: IN : Notin use.
pin 65:N.C.
: IN : Notin use.
pin 66: N.C.
: IN : Not in use.
pin 67:N.C.
: IN : Notin use.
pin 68:N.C.
: IN : Notin use.
pin 69: NAVI MUTE
: O : Mute signal output for the audio signal.of
Navigation.
pin 70:N.C.
: IN : Not in use.
pin 71:5V REM
: O :5V power supply ON signal output for Mi-
cro computer.
pin 72: KEY ILL REM
O : Key illumination ON signal output.
pin 73 : AMP MUTE
: O : Mute signal output to Power Amplifier.
pin 74:SYSMUTE_
:0O spyeem mute signal output. Negative
ogic.
pin 75: LINE MUTE
: 0 sted signal output for Audio signal of Ce-
pin 76:BUS IN/OUT
=: O :Ce-NET audio bus select signal output.
pin 77: SYS ACC
: O : ACC detect signal output to slave micro
computer.
pin 78: AMP REM DET_: IN : Output "L" when the remote line is
shorted.
pin 79: AMP REM OUT : O : Amplifier ON signal output terminal.
pin 80:SOFTMUTE-
: O :"H"= Soft mute ON.
pin 81: PHONE INT
: IN: Telephone interrupt signal input.
pin 82:N.C.
: IN : Notin use.
pin 83:N.C.
: IN : Notin use.
pin 84: FMSD
: IN: FM station detect signal input.
pin 85: AMSD
: IN : AM station detect signal input.
pin 86: RDS DATA
: IN : RDS data input.
pin 87:RDSDISCG
~~: O : Discharge signal output of NOISE 1.
pin 88: RDS MUTE
: O : RDS mute signal output.
pin 89:S METER
: IN : RDS FM S meter signal input.
pin 90: NOISE 1
: IN : RDS noise level detector input.
pin 91:N.C.
: IN : Notin use.
pin 92: ILL DET_
> IN pe dear ON signal input. Negative
logic.
pin 93 : DIMMER IN
: IN : Voltage detector input terminal for Auto-
matic Dimmer.
pin 94:
A VSS
-
: Ground terminal for A/D converter.
pin 95: KEY A/D
: IN : Input terminal of A/D converter for Key
judgment.
Ref. Table 4.
pin 96: VREF
: IN : Reference voltage for A/D converter.
pin 97:
AVCC
: -
1 Positive supply voltage for A/D converter.
pin 98:N.C.
: IN: Notin use.
pin 99:N.C.
: O :Notin use.
pin100 : N.C.
: IN : Notin use.
Table 1. Non fader volume control signal output
ATT
N-F 1 (pin37)
N-F 2 (pin38) _N-F 3 (pin39)
0
L
L
L
1
L
L
H
2
L
H
L
3
L
H
H
4
H
L
L
5
H
L
H
6
H
H
L
7
H
H
H
Table 2.
Power moter control signal output
Mechanism Mode
Power M 1 (pin48)
Power M 2 (pin49)
Loading head shift forward
H
L
Eject head go back
L
H
Brake
H
H
Stop
L
L
Table 3. Mechanism mode switch signal input
bit 1
bit 2
bit 3
Mechanism Mode
(pin55)
(pin54)
(pin56)
Eject
H
H
H
Loading
H
H
L
Stop
L
H
L
FWD FF
(REV REW)
L
L
H
FWD REW (REV FF)
H
L
L
FWD Play
H
L
H
REV Play
L
H
H
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