Emerson MITX-430 Manuel D’Utilisation
Controls, LEDs, and Connectors
MITX-430/MITX-440-DVI-2E Installation and Use Guide (6806800K37B)
52
3.2.12 Power COM (P8, P26)
2
RS422TX_P
3
RS422RX_485DAT_P
4
RS422RX_485DAT_N
5
GND
Table 3-12 RS-232/422/485 Jumper Selection (P28)
PIN
PIN Name
1-2 short
RS-232
2-3 short
RS422/RS-485
Table 3-11 RS-232/422/485 Header Pin Definition (continued)
PIN
PIN Name
Table 3-13 COM4, COM5 Header Pin Definition
PIN
PIN Name
PIN
PIN Name
1
DCD
2
RXD
3
TXD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
Pin9 Select
10
KEY
Table 3-14 COM4, COM5 Pin9 Selection
PIN
PIN Name
P19 1-2 short
COM4 Pin9 is Ring
P19 2-3 short
P20 1-2 short
P20 1-2 short
COM4 Pin9 is 5V