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IC BLOCK DIAGRAM
No
NAME
DESCRIPTION
OF FUNCTION
ACTIVE Oorl
No
NAME
DESCRIPTION
OF FUNCTION
ACTIVE O or
1
KEY OUT
KEY MATRIX STROBE OUT
o
25
KEYMONITOR
KEY MONITOR SIGNAL OUTPUT
o
2
KEY OUT
KEY MATRIX STROBE OUT
o
26
TX DATA 1
TRANSMIT DATA +
o
3
KEY OUT
KEY MATRIX STROBE OUT
o
27
TX DATA 2
TARNSMITDATA–
o–
I
4 I
KEY OUT
I KEY MATRIX STROBE OUT
O
I 28 I PLL DATA
BU2630F CHANNEL SELECT (DATA)
I
I o
5
KEY OUT
KEY MATRIX STROBE OUT
o
29
PLL CLK
BU2630F CHANNEL SELECT(CLK)
o
6
NC
NO USE
--
30
NC
NO USE
7
RX POWER 1 RX POWER CONTROL 1st
..
L
o
31
TX PWR 2
TX POWER CONTROL 2 (AU)
L
o
8
RX DATA
RX DATAINPUT
I
32
PLL EN
BU2630F CHANNEL SELECT (EN)
o
9
TX MUTE
TRANSMIT MUTE CONTROL
L
o
33
PC2
NO USE (FIX "L")
o
10
BUZZER
BUZZER SOUND CONTROL
o
34
PC3
NO USE
(FIX "L")
o
11
TX POWER 1 TRANSMIT
POWER CONTROL 1
L
o
35
PDO
NO USE
12
HOLD
. .
NO USE
I
36
PD1
NO USE
13
COUNTRY
. .
SET COUNTRY (US=L, AU=H)
I
37
PD2
Nfl I ISF
. .
14
RX MUTE
RX MUTE CONTROL
L
o
38
PD3
NO USE
15
TEST
.-
NO USE
--
39
VDD
—
POWER
(+B)
16
Vss
POWER
--
(GND)
--
40
CHARGE
CHARGE DETECT
H
I
17
Oscl
SYSTEM CLOCK IN
I
41
PE1
—
Nr7 [ ISF
I
. .
I NO USE
18
NC
19
NC
NO USE
!
/ .. 1431NU
20
0SC2
SYSTEM CLOCK OUT
21
RESET
SYSTEM RESET INPUT
L
I I I
45 I
KEY IN
] KEY MAT
22
BATT LOW
BATTERY LOW DETECT
LII
I 46 I KEY IN
] KEY MATRIX INPUT
I
--
142]NC
NO USE
. .
I
I
—
.-
..-
NO USE
. .
0
1441
KEYIN
KEY MATRIX INPUT
I
I
1
1
1
rRIX INPUT
I
23 ]
RX POWER 21 RX POWER CONTROL 2 (PLL IC) I
o
1471
KEYIN
I KEY MATRIX INPUT
I
24 I TALK LED
I TALK LED CONTROL
L
O
I 48 I KEY OUT
I KEY MATRIX STROBE OUT
o
BU2630
SERIAL
PORT ASSIGNMENT
No
NAME
DESCRIPTION
OF FUNCTION
ACTIVE
Oorl
4
COMP STBY
COMPANDER TX POWER STANDBY
L
o
5
PLL LOCK
PLL LOCK CHANGE AT ONHOOK
L
o
KEY MATRIX (CLT536/136)
%&
Plo
P11
P12
P13
P20
P21
P03
1
2
3
TALK
END
CHAN
P02
4
5
6
FLAS
INT
Pol
7
8
9
RDIL
Poo
*
o
#
MEMO
-34-
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