Circuit Description; Microcomputer; Pin Description Of Microcomputer - Kenwood KRF-V4060D Service Manual

4. Microcomputer : MN101C51FGA (X14,IC804)
4-1 Microcomputer Periphery Block Diagram
X08, IC705 AnalogSW
NJU7311AM
SEL.DT/SEL.CLK
SEL ST
X08,IC601 DSP
CS493264
DSP.INTREQ/DSP.CDIN
DSP.CDOUT/DSP.CCLK
DSP.CS/DSP.PD
X08,IC602 CODEC
AK4586
CODEC.DI/CODEC.DOUT
CODEC.CLK/CODEC.CE
CODEC.PD/CODEC.OVER
CODEC.INT
MUTE
A.MUTE/T.MUTE V.MUTE
X08,J602
SERIAL
S.DATA/S.BUSY
X09,IC202 System IC
M61516FP
VOL.DT/VOL.CLK
VOL LATCH
Key Matrix
P34(30Pin)
SEG1(32Pin) AUTO
SEG2(33Pin) SET UP
SEG3(34Pin) CINEMA EQ
4-2 Pin Description of Microcomputer : MN101C51FGA(X14,IC804)
Pin No. Pin Name
1 VREF-
2 TH SENS
3 S DETECTOR1
4 S DETECTOR2
5 S LEVEL
6 AD KEY GET
7 AD TUNER DEST
8 PROT1
9 PROT2
10 VREF+
11 VDD
12 OSC2
13 OSC1
14 VSS
15 XI
16 XO
17 MMOD
18 DSP/CODEC DIN
19 DSP/CODEC DO
20 DSP/CODEC CLK
21 DSP CS
22 DSP PD
23 CODEC PD
KRF-V4060D/V5060D/V5560D/VR-605/615

CIRCUIT DESCRIPTION

Digital Remote
Detector
Controller

Microcomputer

MN101C51FGA
OSC
8.38MHz
X14,X801
P33(29Pin) P32(28Pin)
MEMORY SOUND
MUTE DIMMER
LISTEN INPUT
I/O
- Connected to ground.
I Protection signal detection port for thermal sensor.
I Protection for signal detection 1.
I Protection for signal detection 2.
I Detection port for RDS signal level.
I A/D key input.
I Discrimination port for tuner destination.
I Protection signal detection port for over current.
I Protection signal detection port for over voltage.
- A/D reference voltage.
- Power supply(+5V) for microcomputer.
O Main clock output(8.38MHz).
I Main clock input(8.38MHz).
- Connected to ground.
- Connected to ground.
- Unused.
- Connected to ground.
O Data output to DSP/CODEC.
I Data input port from DSP/CODEC.
O Clock output to DSP/CODEC.
Chip select for DSP.
O Power down mode port for DSP.
O Power down mode port for CDDEC.
Key Matrix
TUNER
SD/STEREO
TUNER ASS'Y
P31(27Pin)
-
SPK ON/OFF
-
Description
X14,ED801
FL(11Grids/16Seg)
11MT-129GNK
FLDriver X14,IC801
MN12510
Din/Dout/STB/CLK
X14
LED
DTS/DOL.DIG./DSP/
STANDBY
Relay
POWER.RLY/SP.RLY
C/SW RLY/SURR.RLY/
LIMITER/PACK CONT.
X14 (Encoder)
VOL.ENC.A/B(S815)
SEL..ENC.A/B(S814)
MULTI.ENC.A/B(S813)
X09,IC607
Video IC
VIDEO.CTRL A/B
Thermal Sensor/Pro.1/2
Pro.1/2 for
Signal Detection
LC72131
PLL DO/PLL DT
PLL CK/ PLL CE
TUNER ASS'Y
4