Allocation |
No. |
Pin Name |
I/O |
Description |
CN1 |
1 |
AD-KEY |
- |
Yeonho 12512WS-11A00, Pitch 1.25mm
Control signal for OSD
& POWER Input & CVBS Output
& RS485 Communication
& DI (External day& night signal input)
& DO (Day & night signal output)

|
2 |
CVBS output |
OUT |
3 |
GND |
- |
4 |
DC12V input |
IN |
5 |
EXT_DI (3.3V:COLOR, 0V:B/W) |
IN |
6 |
EXT_DO (B/W: 3.3V, COLOR:0V) |
OUT |
7 |
RS232_TX |
OUT |
8 |
RS232_RX |
IN |
9 |
RS485_EN |
OUT |
10 |
+3.3V |
OUT |
11 |
MD_OUT |
OUT |
CN2 |
1 |
DC12V |
OUT |
Yeonho 12512WS-04A00, Pitch 1.25mm
IRED Power Output &
IRED SENS signal input(3.3V pull-up
68Kohm) |
2 |
GND |
- |
3 |
SENS (3.3V:B/W, 0V:COLOR) |
IN |
4 |
LED CTL(ON:3.3V, OFF:0V) |
OUT |
CN3 |
1 |
TDN_2 (High : Day -> Night) |
OUT |
Yeonho 12512WS-02A00, Pitch 1.25mm
Control signal for IR cut filter removable |
2 |
TDN_1 (High : Night -> Day) |
OUT |
CN4 |
1 |
DAMP+ |
OUT |
Yeonho 12512WS-04A00, Pitch 1.25mm
Control signal for DC iris lens |
2 |
DAMP- |
OUT |
3 |
DRV+ |
OUT |
4 |
GND |
- |