Semiconductor Data - Kenwood TK-2180 Service Manual

Microprocesser : M30625MGP (TX-RX unit IC502)
Pin No. Port Name I/O
1 VREF -
2 AVCC -
3 SBC O
4 5RC O
5 5TC O
6 APC/TV2 O
7 HSDO O
8 STSW O
9 RTCL/EEPCL O
10 HSDIN I
11 MAN-DN IN I
12 RTDT/EEPDAT I/O
13 BYTE -
14 CNVSS -
15 DMUTE O
16 AM2 O
17 RST I
18 Xout O
19 DGND -
20 Xin I
21 VCC1 -
22 NMI -
23 PSW I
24 INT I
25 INTRA I
26 SHIFT/MODEL I/O
27 BEEP O
28 SPSTB O
29 VCO ADJ O
30 LEDR O
31 LEDG O
32 DSTB O
33 LSDO O
34 KEY1 I
35 KEY2 I
36 TXD1 I/O
37 Vcc1 -
38 RXD1 I
39 DGND -

SEMICONDUCTOR DATA

Function
+5V
+5V
Switched B control
RX control
TX control
TX APC adjust / TV adjust 2
High speed data output
Side tone switch
RTC/EEPROM clock
High speed data input
Man down switch input
RTC/EEPROM data
+5V
DGND (Vss)
Det mute
Audio mute 2
Reset
11.0592MHz clock output
DGND (Vss)
11.0592MHz clock input
+5V
+5V
Power switch input
BATT voltage INT
RTC INT
Beat shift / Model select
Beep out
BU2099 storage enable
VCO adjust switch
LED red
LED green
STB for DAC
Low speed data output
Key matrix 1 input
Key matrix 2 input
TXD1 and PTT (SC20-460)
+5V
RXD1
DGND (Vss)
Pin No. Port Name I/O
40 MMUTE O
41 AUX I
42 TXD O
43 RXD I
44 AFDAT O
45 AFDIO I/O
46 AFDIR O
47 DTRLOAD O
48 AFSTD I
49 LSW O
50 RDY -
51 NC -
52 HOLD -
53 NC -
54~57 EN4~EN1 I
58 NC O
59 RD O
60 NC O
61 WR O
62 APCSW O
63 DSW O
64 5UC O
65 BTSE/VOX O
66 LCDRST O
67 LCDCS O
68 CS0 O
69 NC -
70~79 A18~A9 O
80 UL I
81 PLE O
82 PCK O
83 NC -
84 OPT6 O
85 VCC2 -
86 A8 O
87 DGND -
88~95 A7~A0 O
96 PTT I
97 AFRTM I
TK-2180
Function
Mic mute
AUX key
TXD (COM0)
RXD (COM0)
BB TDATA and DTRCLK
BB DI/O
BB DIR
BB DTMF enable
BB STD
BB LIM switch
+5V
Non connection
+5V
Non connection
Encoder in 4~1
Non connection
Read (RD)
Non connection
Write (WR)
APC switch output
APC voltage discharge switch
5U control
BATT select / VOX input switch
LCD reset
LCD chip select
Chip select 0
-
Address bus 18~9
PLL unlock
PLL enable
PLL clock
NC
Option board I/F 6
+5V
Address bus 8
DGND (Vss)
Address bus 7~0
PTT input
BB RDF/FD
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