Table of Contents
Advertisement
RXD-M35
QQ
3 7 63 1515 0
5. Microcomputer : MN101C51F (IC401)
5-1 Microcomputer Periphery Block Diagram
IC801
FL DRIVER
(MN12510F)
FL801
Vaccume Fluorescent Display
(HNA-14SM06)
IC202
DSP IC
(MN662748WB)
CD MECHA.
TE
L 13942296513
(KSM213)
Key Matrix
VREF =5.0V
Voltage
0
Range
Key 1
ON/
(Pin 5)
STANDBY
Key 2
REC
(Pin 6)
5-2 Pin Description of Microcomputer : MN101C51F (IC401)
Pin No.
Pin Name
1
VREF -
2
END SW
3
TN TYPE
4
S LEVEL
5
KEY1
6
KEY2
7
A LEVEL
8
TH
www
9
CD PROTECTION
10
VREF +
11
VCC
12
OSC2
.
13
OSC1
14
VSS
15
X1
6
CIRCUIT DESCRIPTION
IC701
PLAY BACK/REC EQ. IC
IC802
KEY
REMOTE
0.89
1.55
AUX
TUNER
I/O
-
Connected to power supply(+5.0V).
I
Reel sensor input for cassette deck.
I
Discrimination of tuner destination.
I
RDS signal level input(E/T type only).
I
A/D key (key1) input port.
I
A/D key (key2) input port.
-
Unused.
-
Unused.
I
Detection port for CD protection.
I
A/D reference voltage(+5V).
x
ao
u163
y
I
Power supply(+5.0V).
O
Main clock oscillator(8.388MHz).
i
I
Main clock oscillator(8.388MHz).
I
GND.
I
Timer clock input(32.768kHz).
2 9
8
AN7317
IC401
MN101C51F
Q Q
3
6 7
1 3
VR801
ENCORD
2.00
2.61
SKIP
STOP
DOWN
TAPE
PLAY
Description
.
9 4
2 8
DECK MECHA.
IC301
SYSTEM IC
(LC75342M)
IC102
PLL IC
LC72131M
IC103
RDS IC (E/T TYPE)
1 5
0 5
8
2 9
9 4
(BU1923F)
3.02
3.42
CD
SKIP
PLAY
UP
MODE
SET
m
co
9 9
2 8
9 9
5.00
(off)
(off)
Hide quick links:
Advertisement
Table of Contents
