31
Model No: CT-21CH9N
Version 1.0
26
HD
Horizontal flyback for
OSD
0
3.8
5.8
19
27
VD
Vertical sync pulse for
OSD
4.9
4.7
5.6
14.8
28
OSC1
OSD character
oscillator pin 1
4.8
4.9
5.6
23.8
29
OSC2
OSD character
oscillator pin 2
4.8
4.9
5.6
24
30
TEST
Test pin
0
0
0
0
31
XIN
I0MHZ clock
oscillation input
1.5
0.5
6.2
24.3
32
XOUT
10MHZ clock
oscillation output
2.2
2.2
4.8
24.3
33
RESET
CPU reset pin
5
5
5.4
5
34
OPTION
Option pin
4.9
4.6
6
14.5
35
RMT IN
Remote control
instructions input
3.5
3.4
6
24
36
H. SYNC
Picture identification
signal input
1
4.5
6
15
37
SCL0
Inter IC Bus clock line0
4.7
0
6
23
38
SDA0
Inter IC Bus data line 0
4.7
4.8
6
23
39
KARA
ON/OFF NC
0
0
6
24
40
SYS0
Sound system switch
control
0
0
6
11.3
41
SYS1
Sound system switch
control
1.2
4
6
11.3
42
VDD
+5V supply input
5
5
6
8.3
