Table of Contents
Advertisement
www.raisecom.com
1 2 3 4 5 6 7 8
RJ45-1
Channel
Pin No.
The following example gives signal definition of DB25:
Request to send
Data terminal ready
Terminal Tx clock
Connection with RC3000-SUB-DV24:
DB25
3
Signal Data
RX
3
RJ45
1 2 3 4 5 6 7 8
RJ45-2
1
RJ45-1
2 RDATA,
3 TDATA
6 RCLK,
7 TCLK
1, 4, 5, 8 GND
1, 4, 5, 8 GND
Function
Mnemonic
Frame ground
101/FGND
Signal ground
102/SGND
Transmit data
Receive data
Clear to send
Tx clock
Rx clock
2
1, 7
Signal grounding
Data
TX
Protect grounding
2
1, 4
1 2 3 4 5 6 7 8
RJ45-3
Figure 5-24
2
RJ45-2
RJ45-3
2 RDATA,
2 RDATA,
3 TDATA
3 TDATA
6 RCLK,
6 RCLK,
7 TCLK
7 TCLK
1, 4, 5, 8 GND
Pins
1
7
103/TD
2
104/RD
3
105/RTS
4
106/CTS
5
108/DTR
20
113/TTC
24
114/TC
15
115/RC
17
6, 8, 20
Handshake signal
Internal
timing
connection
1 2 3 4 5 6 7 8
RJ45-4
3
4
RJ45-4
2 RDATA,
3 TDATA
6 RCLK,
7 TCLK
1, 4, 5, 8 GND
In – Out
Remarks
(ON)
(ON)
Not used
Not used
Not used
24
15, 17
RX timing
Handshake signal
TX
Internal
Internal connection
connection
6
7
User Manual
4, 5
37
Advertisement
Table of Contents
