
8
3) Terminal function of CPU
No. Terminal
Signal
I/O
Description
1
AN7
BAT
AD
Battery input
2
P66
S/M
O
Stereo / Monophonic
3
P65
RESW
I
R/E push key
4
AN4
SQL
AD
Squelch input
5
AN3
SMT
AD
S-meter input
6
P62
AFPC
O
AF power supply
7
P61
BND3
O
Band3 SW
8
P60
BND6
O
Band6 SW
9
P57
BND2
O
Band2 SW
10
P56
BND4
O
Band4 SW
11
P55
BND5
O
Band5 SW
12
P54
BND1
O
Band1 SW
13
P53
ABAR
O
Antenna SW
14
P52
SBAR
O
Antenna SW
15
INT3
RE2
I
Rotary encoder input
16
P50
RE1
I
Rotary encoder input
17
P47
RC
O
RX SW
18
P46
ASW
O
Antenna SW
19
TXD
CTX
O
Clone TX
20
RXD
CRX
I
Clone RX
21 P43/INT1
PSW
I
Power key
22
INT0
BU
I
Backup interrupt
23
P41
BEEP
O
Beep output
24
P40
JKDT
I
Jack state input
25
RESET
RST
I
Reset interrupt
26
P71
SCK
O
EEPROM clock
27
P70
SDA
I/O
EEPROM data
28
XIN
XIN
I
Clock input
29
XOUT
XOUT
O
Clock output
30
VSS
VSS
GND
31
P27
SW2
I
Key input
32
P26
SW3
I
Key input
33
P25
SW4
I
Key input
34
P24
SW301
I
Key input
35
P23
SW302
I
Key input
36
P22
CLNSW
O
Clone SW
37
P21
STB2
O
DAC strobe
38
P20
DATA
I/O
Data / Unlock
39
SEG22
SEG22
40
SEG21
SEG21
No Terminal
Signal
I/O
Description
41
SEG20
SEG20
42
SEG19
SEG19
43
SEG18
SEG18
44
P12
DBC
O
Doubler SW
45
P11
C3C
O
Common power SW
46
P10
SCT
O
Secret signal output
47
P07
AFS
O
AF SW
48
P06
CLK
O
Clock
49
P05
STB1
O
PLL strobe
50
P04
PLLC
O
PLL power supply
51
P03
P1C
O
PLL 1ch SW
52
P02
P2C
O
PLL 2ch SW
53
SEG17
SEG17
54
SEG16
SEG16
55
SEG15
SEG15
56
SEG14
SEG14
57
SEG13
SEG13
58
SEG12
SEG12
59
SEG11
SEG11
60
SEG10
SEG10
61
SEG9
SEG9
62
SEG8
SEG8
63
SEG7
SEG7
64
SEG6
SEG6
65
SEG5
SEG5
66
SEG4
SEG4
67
SEG3
SEG3
68
SEG2
SEG2
69
SEG1
SEG1
70
SEG0
SEG0
71
VCC
VDD
72
VREF
VDD
73
AVSS
GND
74
COM3
COM3
75
COM2
COM2
76
COM1
COM1
77
COM0
COM0
78
VL3
VL3
79
VL2
VL2
80
VL1
VL1
Summary of Contents for DJ-X3
Page 7: ...7 2 M38224M6M E XA0862 T XA0836 CPU Terminal Connection TOP VIEW ...
Page 11: ...11 5 MB88347LPFV G BND EF XA0599 D A converter for digital tuning ...
Page 19: ...19 EXPLODED VIEW 1 Front View TL0027 UP0426 FG0330 DG0040 TL0026 EL0053 ST0069 KZ0134 UR0023 ...
Page 30: ......
Page 34: ...33 BLOCK DIAGRAM ...