Kenwood TK-8180 Series Service Manual page 24

TK-8180/8189
Microprocesser : 30302M88Z7GU (Display unit IC902)
Pin No. Port Name I/O
1~4 NC
5 SHIFT
6 BYTE
7 CNVSS
8,9 NC
10 RST
11 Xout
12 GND
13 Xin
14 VCC
15 NMI
16 BLC2
17 BLC1
18 DIMM
19 LEDG
20 LEDR
21 NC
22 LCDCK
23 LCDDT
24 LCDCS
25 LCDRST
26 NC
27 RXD2
28 TXD2
29 PTT/TXD
30 NC
31 DM
32,33 NC
34 HK/RXD
35~44 NC
45 TP1
46~59 NC
60 VCC
61 NC
62 VSS
63~70 NC
71 S22
72 S21
73 S20
74 S19
75 S18
76 S17
77 S16
24
SEMICONDUCTOR DATA
Function
- No connection
O Beat shift
- +5V
- GND
- No connection
I Reset
O 14.7456MHz clock output
- GND
I 14.7456MHz clock input
- +5V
- +5V
O MIC backlight control
O Key and LCD backlight control
O Dimmer control
O LED green
O LED red
- No connection
O LCD serial clock
O LCD serial data
O LCD chip select
O LCD reset
- No connection
RXD2 (Main µ-com)
I
TXD2 (Main µ-com)
O
I/O PTT/TXD (COM0)
- No connection
O MIC DM
- No connection
I HOOK/RXD (COM0)
- No connection
I LCD check
- No connection
- +5V
- No connection
- GND
- No connection
I No connection (TK-8180), # (TK-8189)
I No connection (TK-8180), 0 (TK-8189)
I No connection (TK-8180), (TK-8189)
*
I No connection (TK-8180), 9 (TK-8189)
I No connection (TK-8180), 8 (TK-8189)
I No connection (TK-8180), 7 (TK-8189)
I No connection (TK-8180), 6 (TK-8189)
Pin No. Port Name I/O
78 S15 I
79 S14 I
80 S13 I
81 S12 I
82 S11 I
83 S10 I
84 S9 I
85 S8 I
86 S7 I
87 S6 I
88 S5 I
89 S4 I
90 S3 I
91 S2 I
92 S1 I
93 NC -
94 AVSS -
95 NC -
96 VREF -
97 AVCC -
98~100 NC -
Shift Register : BU4094BCFV (TX-RX unit IC403)
Pin No. Port Name I/O
1 STRB I
2 DATA I
3 CLK I
4 Q1 O
5 Q2 O
6 Q3 O
7 Q4 O
8 Vss -
9 Qs O
10 Q's O
11 Q8 O
12 Q7 O
13 Q6 O
14 Q5 O
15 OE I
16 VDD -
Function
No connection (TK-8180), 5 (TK-8189)
No connection (TK-8180), 4 (TK-8189)
No connection (TK-8180), 3 (TK-8189)
No connection (TK-8180), 2 (TK-8189)
No connection (TK-8180), 1 (TK-8189)
Front panel key (R down [ ])
Front panel key (R up [ ])
Front panel key (■ )
Front panel key (C)
Front panel key (B)
Front panel key (A)
Front panel key (S)
Front panel key ( )
Front panel key (L down [ ])
Front panel key (L up [ ])
No connection
GND
No connection
+5V
+5V
No connection
Function
Storage enable input
Serial data input
Serial clock input
AUX output 1
Public address
Horn alert
Scrambler switch
Ceramic filter switch
No connection
AUX output 2
Gate switch
Output enable