Serial Port 3 Dce Configuration -- J13 And J14; Figure 2-6. Serial Port 3 Configured As Dce - Motorola MVME712C Installation And Use Manual

Preparing and Installing the Hardware

Serial port 3 DCE configuration -- J13 and J14

2
1
8530
TXDA
DTRA*
RTSA*
TRXCA*
RTXCA*
RXDA
DCDA*
CTSA*
2-8
To configure port 3 for DCE (modem to terminal) operation, install
jumpers on header J13 and remove jumpers from header J14 as shown
below. The schematic representation of this configuration is shown in
Figure 2-6.
J13
3 5 7 9 11 13
MVME xxxx
MC145406
F32
D
D
D
NC
NC
MC145406
R
R
R

Figure 2-6. Serial port 3 configured as DCE

1 3 5
P2 64 PIN
ADAPTER CABLE
BOARD
Computer Group Literature Center Web Site
J14
7 9 11 13
MVME712M
TRANSITION
BOARD
DB25
RXD
3
DCD
8
CTS
5
1.5K
DSR
+12V
6
GND
7
TXD
2
DTR
20
RTS
4
cb216 9212A