JVC MX-G70 Service Manual page 41

MN101C35DEC2 (IC810) : System controller
Pin function (1/2)
Symbol
Pin No.
1 KCMND
2 MSTAT
3 KCLK
4 DATAOUT
5 DATAIN
6 CK
7 NC
8 VDD
9,10 OSC2,1
11 VSS
12,13 NC
14 MMOD
15 VREF-
16C19 KEY1~4
20 SLCKEY1
21 SLCKEY2
22 NC
23 SPIDTI
24 VREF+
25 MRDY
26 RESET
27 BASS VOL+
28 BASS VOL-
29 AUX MUTE
30 RDSDATA/KARA
31 SPI A
32 SPI B
33 REMIN
34 PHOTOA
35 PHOTOB
36 SOUNDMODE+
37 RDS_CLK
38 PRT
39 TAPE LED
40 ECON
41 POUT
42 VOLDA/EXT
43 VOLCK/EXT
44 EXTCE
45 SLCCE
46 VC3 RESET
47~63 G17~1
I/O
O VC3 Serial data output
I VC3 status input
O VC3 Serial clock
O SLC/TUNER data output
I TUNER data input
O SLC/TUNER clock
- Not used
- Power supply +5V
I/O Oscillation terminal (8MHz)
- Connect to GND
- Not used
- Connect to GND
- Connect to GND
I Key matrix input 1~4
I SLC Key input 1
I SLC Key input 2
- Not used
I SPI Analog data input
- AD +5V
I VC3 Ready
I Micon reset
I Bass volume +
I Bass volume -
O Aux muting
I RDS Data / Karaoke
O SPI A data
O SPI B data
I Remote control signal input
I SLC Photo-A
I SLC Photo-B
I Soundmode reverse
I RDS Clock
I Protector input
O Tape LED
O Economy ON
O Power ON
O Volume / EXT IC Data
O Volume / EXT IC CLK
O EXT IC Chip select
O SLC Chip enable
O VC3 Reset
O
FL Display grid
Function
MX-G70
1-41