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(No.22062)1-39
4.15 MN101C57CEW (IC931) : System micon
• Pin layout
• Pin function
1 ~ 25
50 ~ 26
76 ~ 100
75 ~ 51
Pin No.
Symbol
I/O
Description
1~3
VLC1~VLC3
-
LCD BIAS VOLTAGE
4,5
-
Not use
6
REEL
I
Tape End Detection
7
_MPX
I
FM Stereo Detection ('L'=STEREO)
8
PERIOD
O
Tuner PLL Strobe
9
F_TU
O
Tuner Function ('H'=TUNER)
10
AHB
O
Active Hyper Bass('L'=ON)
11
VSS
-
GROUND
12,13
OSC1,OSC2
-
MAIN OSC
14
MMOD
-
GROUND
15,16
X1,X0
-
SUB OSC
17
VDD
-
5V
18
_RST
I/O Micon Reset
19
VDD
O
5V
20
SDATA
O
Serial Data (Tuner PLL / Tape IC)
21
DIMCTL
O
LCD DIM control. DIMMER ON =L
22
SCK
I
Serial Clock (Tuner PLL / Tape IC)
23
STTA
O
Tape IC Strobe
24
QRIN
O
Q-code data input port
25
SQCK
I
Q-code serial clock
26
F_CD
O
CD Function ('H'=CD)
27
STAT
I
CD status input port
28
MUTE
O
BTL mute control port (MUTE ON = 'L')
29
RST/CLOSE
O
Door close detection
30
VOLCE
I
Volumn Chip Enable
31
BCTL
I
Switched 5V control('H'=5V'off)
32
BUP
I
Back up power detect('H'=BACKUP)
33
_REM
I
Remote control input
34
RDSCK
I
RDS clock
35
BLKCK
-
Block clock input port
36
FLAG
-
Error Correction Count
37,38
-
Not use
39
VDD
O
5V
40
VREF+
O
5V
41
_XRST
O
CD reset
42
MCLK
O
CD data clock
43
MDATA
I
CD data input port
44
MLD
I
CD command ready signal
45,46
KEY0,KEY1
I
Unit Key input 0,1
47
DOOR_RST
-
REST/CLOSE switch detect port
48
CDSAFETY
O
CD safety voltage detect port
49
VREF-
O
GROUND
50
P_OUT
O
Power On/Off ('H'=Power On)
51,52
TAPE0,TAPE1
O
Tape Switch 0Tape Switch 1
53~55
SAFETY2,0,1
O
Irregular voltage detection 201
56
_SMUTE
O
System mute (MUTE on = 'L')
57~96
S39~S0
O
SEGMENT OUTPUT
97~100
COM3~COM0
-
LCD BIAS GROUND