MICROPROCESSOR PIN INFORMATION
(CONT) TAKEN
FROM THE REALISTIC SERVICE MANUAL, BY ROGERBIRD
HTX100 - IC402 - UC1208
PIN No.
|
Name
|
PIN No.
|
Name
|
PIN No.
|
Name
|
PIN No.
|
Name
|
1
|
5V
|
17
|
FKNOB 2
|
33
|
VCXO 3
|
49
|
SQU
|
2
|
5V
|
18
|
GND
|
34
|
VCXO 4
|
50
|
STOP
|
3
|
5V
|
19
|
SSB
|
35
|
VCXO 5
|
51
|
GND
|
4
|
ROW 1
|
20
|
GND
|
36
|
VCXO 6
|
52
|
5V
|
5
|
ROW 2
|
21
|
GND
|
37
|
GND
|
53
|
5V
|
6
|
ROW 3
|
22
|
DATA
|
38
|
GND
|
54
|
5V
|
7
|
5V
|
23
|
CLK
|
39
|
M UP
|
55
|
LCD (busy)
|
8
|
COL 1
|
24
|
STB 1
|
40
|
M DOWN
|
56
|
TX OUT
|
9
|
COL 2
|
25
|
STB 2
|
41
|
PTT
|
57
|
MUTE
|
10
|
COL 3
|
26
|
VCC
|
42
|
FLOCK
|
58
|
5V
|
11
|
5V
|
27
|
BEEP
|
43
|
RESET
|
59
|
LDC (scr)
|
12
|
GND
|
28
|
GND
|
44
|
TEST
|
60
|
LCD (si)
|
13
|
GND
|
29
|
GND
|
45
|
OSC 1
|
61
|
LCD (cs)
|
14
|
GND
|
30
|
LOCD
|
46
|
OSC 2
|
62
|
LCD (c/d)
|
15
|
GND
|
31
|
VCXO 1
|
47
|
GND
|
63
|
LCD (reset)
|
16
|
FKNOB 1
|
32
|
VCXO 2
|
48
|
5V
|
64
|
5V
|