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KX-F1200
/. UHU,._,._ POINi
MIXk:H
IIL; (IC_)
This IC combines 6 input analog signals and 6 ouLpu[ d_,d_Uya_g_ t,_Scorlvefiie_ ,_Jywith using 36 switches.
This connects signals of 2 lines and ITS and TAM signals, and determines signal circuit.
Switch control is conducted by serial data from IC1.
I LINE1
RX }-- -
[LINE2
RX F
[TE,
TX I-"
[TAM (OGM)F
I BUSY OGM _-*
IMODEM"IX(NC)I-*
Block Diagram
64 bit SHIFT REGISTER
I
_
PS(IC1 58)
LATOH(IC1 61)
64 bit DATA LATCH
J
_
CLK(IC1 62)
DATA(IC1 63)
E>
IN1
$57
$49
S41
833
sg
S1
I
IN2
'
$58
850
$42
$34
$10
$2
i
IN3 (_
$61
$53.
$45
837 . S13
85
"T"
i
$62
$54
846
838
$14
$6
IN4 (__._
I
I
$63
855
$47
$39
$15
ST
INS qb--_
I
'
S64
$56
$48
$40
$16
88
V
V
V
_
V
V
.---.---.---.---.--.-
__
OUTIO '
Timing Chart
DAfA
CLOCK
LATCH
PS
D1
D2
D3
D4
D5
D64
X
X
X
X
X
....
° •
X
X
__ _TLKU-LJ-
.....
*
PULL
UP
(,PS=
"H"
_$1,
S10=ON)
Data
Switch
Dn
Sn
High
On
Lo_
Off
(,n=l
-- 64)
- 129-
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