KRF-V4060D/V5060D/V5560D/VR-605/615
4
CIRCUIT DESCRIPTION
4. Microcomputer : MN101C51FGA (X14,IC804)
4-1 Microcomputer Periphery Block Diagram
Pin No.
Pin Name
I/O
Description
1
VREF-
-
Connected to ground.
2
TH SENS
I
Protection signal detection port for thermal sensor.
3
S DETECTOR1
I
Protection for signal detection 1.
4
S DETECTOR2
I
Protection for signal detection 2.
5
S LEVEL
I
Detection port for RDS signal level.
6
AD KEY GET
I
A/D key input.
7
AD TUNER DEST
I
Discrimination port for tuner destination.
8
PROT1
I
Protection signal detection port for over current.
9
PROT2
I
Protection signal detection port for over voltage.
10
VREF+
-
A/D reference voltage.
11
VDD
-
Power 5V) for microcomputer.
12
OSC2
O
Main clock output(8.38MHz).
13
OSC1
I
Main clock input(8.38MHz).
14
VSS
-
Connected to ground.
15
XI
-
Connected to ground.
16
XO
-
Unused.
17
MMOD
-
Connected to ground.
18
DSP/CODEC DIN
O
Data output to DSP/CODEC.
19
DSP/CODEC DO
I
Data input port from DSP/CODEC.
20
DSP/CODEC CLK
O
Clock output to DSP/CODEC.
21
DSP CS
Chip select for DSP.
22
DSP PD
O
Power down mode port for DSP.
23
CODEC PD
O
Power down mode port for CDDEC.
4-2 Pin Description of Microcomputer : MN101C51FGA(X14,IC804)
X14,ED801
Digital
Remote
Key Matrix
FL(11Grids/16Seg)
Detector
Controller
11MT-129GNK
X08, IC705 AnalogSW
FLDriver
X14,IC801
NJU7311AM
MN12510
SEL.DT/SEL.CLK
Din/Dout/STB/CLK
SEL ST
X14
X08,IC601
DSP
LED
CS493264
DTS/DOL.DIG./DSP/
DSP.INTREQ/DSP.CDIN
STANDBY
DSP.CDOUT/DSP.CCLK
Relay
DSP.CS/DSP.PD
POWER.RLY/SP.RLY
X08,IC602
CODEC
C/SW RLY/SURR.RLY/
AK4586
LIMITER/PACK CONT.
CODEC.DI/CODEC.DOUT
Microcomputer
X14 (Encoder)
CODEC.CLK/CODEC.CE
VOL.ENC.A/B(S815)
CODEC.PD/CODEC.OVER
MN101C51FGA
SEL..ENC.A/B(S814)
CODEC.INT
MULTI.ENC.A/B(S813)
X09,IC607
MUTE
Video IC
A.MUTE/T.MUTE V.MUTE
VIDEO.CTRL A/B
X08,J602
Thermal Sensor/Pro.1/2
SERIAL
Pro.1/2 for
S.DATA/S.BUSY
Signal Detection
X09,IC202
System IC
M61516FP
LC72131
VOL.DT/VOL.CLK
PLL DO/PLL DT
VOL LATCH
PLL CK/ PLL CE
TUNER ASS'Y
OSC
TUNER
8.38MHz
SD/STEREO
X14,X801
TUNER ASS'Y
P34(30Pin)
P33(29Pin)
P32(28Pin)
P31(27Pin)
SEG1(32Pin)
AUTO
MEMORY
SOUND
-
SEG2(33Pin)
SET UP
MUTE
DIMMER
SPK ON/OFF
SEG3(34Pin)
CINEMA EQ
LISTEN
INPUT
-
Key Matrix
