Alinco DR-135 Service Manual page 15

No. Pin Name Function I/O PU
1 P67/AN7
2 P66/AN6
3 P65/AN5
4 P64/AN4
5 P63/SCLK22/AN3
6 P62/SCLK21/AN2
7 P61/SOUT2/AN1 DCSW
8 P60/SIN2/AN0
9 P57/ADT/DA2
10 P56/DA1
11 P55/CNTR1
12 P54/CNTR0
13 P53/RTP1
14 P52/RTP0
15 P51/PWM3
16 P50/PWM
17 P47/SROY1
18 P46/SCLK1
19 P45/TXD
20 P44/RXD
21 P43/ /TOUT
22 P42I/NT2
23 P41/INT1
24 P40
25 P77
26 P7
27 P75
28 P74
29 P73
30 P72
31 P71
32 P70/INTO
33 RESET
34 Xcin
35 Xcout
36 Xin
37 Xout
38 Vss
39 P27
40 P26
41 P25
42 P24
43 P23
44 P22
45 P21
46 P20
47 P17
48 P16
49 P15/SEG39
50 P14/SEG38
51 P13/SEG37
52 P12/SEG36
53 P11/SEG35
54 P10/SEG34
55 P07/SEG33
Logic
SMT I -
SQL I -
BAT I -
TIN I -
BP1 I -
BP2 I -
O - Activ high
RE2 I - Activ low
TOUT O -
DOUT O -
SCL O - Pulse
TBST O - Pulse
BP4 I -
MUTE I/O - Activ low
CLK O - Pulse
DATA I/O - Pulse
TSTB I/O - Activ low/Pulse
STB O - Pulse
UTX O - Pulse
RTX I - Pulse
BEEP I/O - Pulse/Activ low Beep tone/Band plan 3
SEC I - Activ high
RE1 I - Activ low
DSQ I - Activ high
PTT I - Activ low
SSTB O - Pulse/Activ low Strobe signal to scramble IC/Security mode
W/N O - Activ low
T5 O - Activ low
R5 O - Activ high
SQC O - Activ low
C/S O - Activ low
BU I - Activ low
RESET I - Activ low
Xcin - -
Xcout - -
Xin - -
Xout - -
GND - -
PSW I - Avtiv low
SDA O - Pulse
C5C O - Activ high
AIR O - Activ high
LOW O - Activ high
EXP O - Activ high
SW6 I Activ low
SW5 I Activ low
SW4 I Activ low
SW3 I Activ low
SW2 I Activ low
SW1 I Activ low
DOWN I Activ low
DUD I -
SCR I Active low
UP I Active low
S33 O -
A/D S-meter input
A/D Noise level input for squelch
A/D Battery voltage input
A/D CTCSS tone input/DSC code input
A/D Band plan 1
A/D Band plan 2
DCS signal mute
Rotary encoder input
D/A CTCSS tone output/DCS tone output
D/A DTMF output
Serial clock for EEPROM
Tone burst output
- Band plan 4
Microphone mute/Security alarm SW
Serial clock output for PLL,scramble
Serial data output for PLL scramble/PLL unlock signal input
Trunking board detection / Strobe signal to trunking board
Strobe for PLL IC
UART data transmission output
UART data reception output
Security voltage input
Rotary encoder input
Digital squelch input
PTT input
Wide Narrow SW
TX power ON/OFF output
RX power ON/OFF output
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SQL ON/OFF
Digital scramble ON/OFF
Backup signal detection input
Reset input
- -
- -
- Main clock input
- Main clock output
- CPU GND
Power switch input
Serial data for EEPROM
C5V power ON/OFF output
Air band SW / Tx middle power
Tx low power
Trunking data SW
Key sw6 (SQL)
Key sw5 (CALL)
Key sw4 (TSQ)
Key sw3 (MHz)
Key sw2 (V/M)
Key sw1 (FUNC)
Mic down input
- Digital unit detect
Scramble IC ready signal/Packet PTT
Mic down input
- LCD segment signal
Description
15
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