JVC MX-GT98V Service Manual page 36

MX-GT98V/MX-GT95V/MX-GT88V
MX-GT85V/MX-G78V/MX-G75V
MN101C35DEA (IC810) : System controller
Pin function (1/2)
Symbol
Pin No.
1 KCMND
2 MSTAT
3 KCLK
4 DATAOUT
5 DATAIN
6
7 BEAT
8 VDD
9,10 OSC2,1
11 VSS
12,13 XI,XO
14 MMOD
15 VREF-
16~19 KEY1~4
20 SLCKEY1
21 SLCKEY2
22 SLCKEY3
23
24 VREF+
25 MRDY
26 RESET
27 P OPEN
28 P CLOSE
29 VOLLED
30
31 ECHO2
32 ECHO1
33 REMIN
34 PHOTOA
35 PHOTOB
36
37 RDSCLK
38 PRT
39 EXTCE
40~41 BASSVOL+/-
42 RDS-DATA
43 SPIA
44 SPIB
45,46 VOL+/-
47 MPX
48 FVOLDA
49 VOLCLK
50 BASSLED
1-36
I/O
O
I
I
O
I
O
CK
O
-
I/O
-
I/O
-
-
I
I
I
I
I
SPI
I
I
I
I
I
O
I
MSI
-
-
I
I
I
I
INH
I
I
-
I
I
-
-
I
I
O
O
O
Function
SVC3 Serial data output
SVC3 status input input
SVC3 Serial clock input
SLC/TUNER data output
TUNER data input
SLC/TUNER clock
Beat cut signal output of TUNER
Power supply +5V
Oscillation terminal (8MHz)
Connect to GND
Sub clock (32.768kHz)
Connect to GND
Connect to GND
Key matrix input 1~4
Tape B playback/recording detect switch
Tape B playback detect switch
Tape A playback detect switch
SPI IN
AD port voltage reference
VC3 Ready
Reset signal input
Rolling panel open detection signal input
Rolling panel close detection signal input
LED Control signal output (VOL)
MS detector signal input
Echo ON/OFF(Not used)
Echo ON/OFF(Not used)
Remote control signal input
Tape A mechanism running detection signal input
Tape B mechanism running detection signal input
Inhibit signal input
Clock signal input from IC3 (B/E/EN model)
Protector input
EXT IC Chip enable
Bass volume rotary encoder input(+/-)
RDS data input from IC3(B/E/EN model)
SPI Control A
SPI Control B
Volume rotary encoder input (+/-)
Stereo detect
Front volume data output
Clock signal output to IC436
LED Control signal output (BASS)