Sharp CMS-55H(GY) Panduan Servis - Halaman 24

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Halaman Cetak
CMS-555E
@)
IC301 RH-iX1646AFZZ (RH-IX1646AF)
Name
Input/Output
i
©)
P30
Output
Key matrix output
P03 /SI
P02/SO
P01/SCK
P63 (A-STP-|)
P62 (CE)
P61 {DATA)
P6O{CLK)
P53 (C-REQ-I)
13
P52 (STEREO)
14
P51 (SD)
15
P50(SYS-STP-I)
16>
P43(C-STA-O)
Input
SD signal input
Input
~ wl r
*
Input
Input
Output
Output
Output
Input
Input
Input
Input
Output
System stop
Count start output
FM monaural/stereo signal output
H:
FM stereo
L:
FM monaural
Muting signal output
LCD ON/OFF output
Connect the ceramic resonator
—
7
P42(MONO/ST)
Output
[oe]
= =
i)
P41 (MUTE)
Output
Output
Output
Input
20
nN
as
Connect the ceramic resonator
No No
ay
—_h
< wf
are ee)
S
VLC3
VLC2
VLC1
VDD
CcOM3
COM2
COM1
COMO
$23-S0
INT1
RESET
CL
DD
2
Ground
No ive)
Input
Power supply input for LCD
Input
Power supply input for LCD
No ol
Input
Power supply input for LCD
i) [27]
Connect to power supply
27%
2
Output
Output
Output
Output
Output
Input
Not used.
Open.
c
Remote control signal output for LCD
ho
i) jm)
Remote control signal output for LCD
31-54
LCD segment output
Remote control input
Input
Reset input
ol ~~
—_
Input
System clock input
Connect to power supply
he
fi
C
Output
System clock output
Input
Key strobe input
63
In this unit, the terminal with asterisked mark (>) is (open) terminal which is not connected to the outside
CMs
55E
PIO/ZINTO
POQO2/S0
POSZS I
e—@
=
PO1/SCK
(s}—{8)
17)
oe ae:
INT 1
COUNT
CLOCK
TIMER/EVENT|
_[INTERRUP
CLOCK
CONTROL
COUNTER
CONTROL
MH{SERIAL INTERFAC
GENERATOR
7
A
Bea
if
1h
if
LED
CL
PORT
Oba,
¢ PO1~POS
ft
I] l]
ft :
BUFFER
@
3
5 |
7
:
€9
PROGRAM COUNTER(12)|
\atu/
ACA)
PORT 1p
Fpioep1g
BUFFER
{|
GENERAL
REGISTERS
PORT 3
<—] tatcH 4)
| BUFFER
4096x8 BITS
cnn oetatiee
STACK POINTER(8)
Cat ea
Jas
1
ig
BUFFER
VY
PORT.
&
taro
Ka> ©
7
DATA
MEMOR'Y
BUFFER
d
Cc
224x4 BITS
PORT 6
ore
Ee
Kz ©)
SYSTEM
STAND-BY
ed,
BUFFER
CLOCK
CONTROL
GENERATOR
LCD CONTROLLER/DRIVER
a
Led,
lJ
a
G7)
69)
638)—@2)—(56)-23) ~ 5)
G1) ~~ 6)———_@7) ~ 90
Cli
CL2
VDD VSS RESET
VLC1,
S$0-S23
COMO-COM3
VLC2. VLC3
Oo
E
Zz
=
=
N22,
We
Nor-AMONA-OeE
Newer
IUOOIGWZOrN
LOMaaLloror--
Munn
Odooo0doddocdoodo0o0crncodcooeo
NC
oO
|
O33
P32 0
2
Oo S4
P31 0
3
=O SS
P30 0
4
0 S36
PQ3/S1
0
5
0 S7
PO2/S0
©
6)
0 $8
PO1/SCK
O
cA
0 S9
P63 O
8
O ae
P62 0
9
O
P61 O
190 RH-1X1646AF
5 $12
P60 O-
14
0 S13
P53 0
12
=O 314
P52 O=
13
0 S15
PS1
0
14
OS16
PSO 0
1S
OS17
P43 0
16
0 S18
P42 0
17
0 S19
P41
0
18.
0 S20
P40 Om
=41198
oO $21
Figure 32 BLOCK DIAGRAM OF IC
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