Elmo ESD-CC1 - Manual (Page 21)

Appendix A. RS485 Communication
A.1 Connector (RJ-11 6P6C)
Pin No. Definition Direction
1 - -
2 +12V
in Power
3 GND Power
4 DA I/O
5 DB I/O
6 - -
*pin 3,4,5 are basic connection, pin 2 is optional.
A.2 ID Address Mapping
A. System ID setting
Item ID address Device name Remark
1 00H,0 Host controller Keyboard or computer
2 01H–DFH, 1~223 Speed dome Total 223 Dome cameras
3 E0H–EFH, 224~239 Multiplexer 224~239 ( Mpx1~Mpx16)
4 F0H–FEH, 240~254 Control keyboard CCTV control keyboard
5 FFH, 255 Matrix
B. Multiplexer (MPX) Channels and Camera ID Mapping
MPX # MPX ID Camera ID Remark
1 E0H,224 01H – 10H\ 1~16 Map to channel 1~16 of MPX
2 E1H,225 11H – 20H\ 17~32
3 E2H,226 21H – 30H\ 33~48
4 E3H,227 31H – 40H\ 49~64
5 E4H,228 41H – 50H\ 65~80
6 E5H,229 51H – 60H\ 81~96
7 E6H,230 61H – 70H\ 97~112
8 E7H,231 71H – 80H\ 113~128
9 E8H,232 81H – 90H\ 129~144
10 E9H,233 91H – A0H\ 145~160
11 EAH,234 A1H – B0H\ 161~176
12 EBH,235 B1H – C0H\ 177~192
13 ECH,236 C1H – D0H\ 193~208
14 EDH,237 D0H – DFH\ 209~223 Only 15 Dome can be connect
15 EEH,238 None Can connect to normal camera
16 EFH,239 None Can connect to normal camera
21