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Key/Option Input
Key/Option Input
Key/Option Input
Key/Option Input
Key/Option Input
Test
OSCi 3.58 MHz
OSC2 3.58 MHz
Stop
Plunger Latch
CPC/Bell
Auto Disconnect
(Voice Busy)
(Voice Serial)
(Voice Initial)
SW Message Alert
SW Ringer Volume
SW Ringer Volume
SW Rings
SW Rings
es
AC Down
Squelch
PLL Channel
PLL Channel
PLL Channel
PLL Channel
TX Power
TX Data
RX Data
Charge Input
RX Mute
Line Mute
Mic Mute
SP-Phone Mute
SP-Phone CS
TR-Relay Invert
| KX-T4330
KX-T4330
|
OO00000--—-000000-—-—--—-—---00---0O
IC9 PQVI4639A16F
DSCOPT
No response in 1.8s
After 360 ms
2 WAY BEEP
BEEP ON
BEEP OFF
CH BEEP
BEEP of CH switching
| BEEP OFF
PPS
20
10
FLASH 0
1
} (See below.)
2
BSL OPT
Bell 230 ms
% BREAK
REMOTE 0 bit
CODE 1 bit
2 bits
FLASH? | FLASHO
OFF
OFF
OFF
Long pressing
(500+100xn)
600 ms
4—
| oF
OFF
450 ms
—
OFF
<4
250 ms
—-
+L
OFF
80 ms
——
~
TR-Relay
TX Mute
SW Rec Time
Clock
LED Power Control
Data
Vox Input
Clock ~
Data
SW Dialing Mode
Chip Enable IC OGM
End of MSG IC OGM
Play/Rec IC OGM
Reset IC OGM
Line Beep
Head Beep
TX Beep
SP Beep
SP Beep Volume
Governor Motor
Forward Motor
Rewind Motor
Plunger Triger
Tape Rec Bias
EST DTMF-R
TOE/STGT DTMF-R
Option Strobe
Option Strobe
Option Strobe
Option Strobe
Power Supply RVN, SW
RVN
;
Vol. Low
Key Strobe
Key Strobe
SW CPC A,B
CPU Speed Select
DTMF -C Out
DTMF —-R Out
-—-O00—--900-000000-000000000000-0-00-000-00
# PQVI4639A16F (IC9) BLOCK DIAGRAM
INTe
iNT,
INTs
INTs
INTs
EVN8
TOB
TOC
EVND
TOD
Sh
so;
SCK:
Sk
SO:
SCKz
VCrer
COMPO
COMP1
COMP2
COMP3
VT vet
TONER
TONEC
bi DB is 6d
ad
Qa
BBE SS 9
eB
ERREERREERE
System Control Circuit
De
D
External
Interrupt
2
Control
RAM (1.152x4 bils)
DB
Circuit
D.
|
De
D
De
D
|
De
Dy
- Du
Du
Serial
Interface 1
ra)
2
ps
a
a
2
s
3
a
2
ca
F
F
2
s
&
&
DTMF
Generation
a
Circuit
EE
ee
<
[ed
Decoder
(14 bil)
a |
ae
gat
ROM
RC Port
(15.384x10 bil)
5
(8.192x10 bil)
a
c
RE Pon
GES
: Dala Bus
es
: SignalLine
Fig. 15
\
High-current Source Terminal
High-current Sink Terminal
Res
A7e
R73
Re:
R8:
RQ
Ro.
RS:
Ro
RAe
RA:
RAs
RBe
RB
RB
RB;
RC.
RD.
RD:
RD:
RD;
RE.
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