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ii
IC BLOCK DIAGRAM
(Continued)
LA9200NM BLOCK DIAGRAM
FIFSM
PULD
BHLD FEA+ FEA-
FEAO FSH VCO-
VCOC DRF PDO GND
RES-
LOSW
LDO
Vce
FIV1
SLCO
Vcc
I 'p--+
+
I
,-D,,
~
1
G
EO 4
I
II
.
Trwv
"1
, y,
l---rNl I 11('3
YF"TDl
1
1
i
+
bllll
FD
TEAO
TESI
VR3
TPA+
TPA-
TPRO
TOFS
THOS
.JPo
*-
JP+
LC6538D-3843 BLOCK DIAGRAM
i==
PRE8CALEFI
& BIT TIMER
T12/sll
2
113/S!0
1
~~
1 I 4/S9
64
$,
'j'
T 16/S8
63
VP 62
KEY RETURN EIATA
i
4
>:
64x4
FLT DISPLAY
,... *~#@ ,..
I W14
crWWWgR
I
P
STANIJBY
CONTROLLER
14 BIT
TIME EASE
TIMER/COUNTER
I W$]fi~R;OG
PEO/VREFO
39
PE I /VREF I
40
8
1/0
PORT E
PE2/sTART
4 t
:x
g
1/0
PORT C
:~
~
1/0
PORT O
PFo/sIO
42
WWa
:;
1/0
PORT F
PF3/INTO
46
8 ~;;
$W=#L
", .
.,, , .:
,4, ,
+,
.Lr'
w
I
i
4. ! 9MHZ USC
v
1/0
Bus
o
0
0
00
1
6 BIT
PWM
4-
OAc/6
BIT
1/0
S BIT
prOgrammable
SEJ}$L
HSYNC
1/0
pREscALER
P~RT
COUNTER "
P~RT
PORT
S BIT(I4
BIT)PWM
OAC/8
BIT
INTERVAL
TIMER
u
-
!9
TEST
-20
Ks
-
15
v..
-!s
vs.
46 PG"O/sl I
50 PH;/LSX&6
47 PG 1/S0 !
61
PH1/m
4s Po2/m
52
PH2/soR
49 PG3/llJTl
53
PH3/HCNT
J
,','
–70–
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