7I44 4
CONNECTORS
CONTROLLER CONNECTOR
50 pin header connector J1 connects to the anything I/O card/motion controller. This
can be a male 50 pin header on the top of the 7I44 card or a female 50 conductor header
on the bottom side of the 7I44 depending on 7I44 model.
PIN
FUNCTION DIRECTION
PIN
FUNCTION DIRECTION
1
RX0
FROM 7I44
25
RX4
FROM 7I44
3
RX1
FROM 7I44
27
RX5
FROM 7I44
5
RX2
FROM 7I44
29
RX6
FROM 7I44
7
RX3
FROM 7I44
31
RX7
FROM 7I44
9
TX0
TO 7I44
33
TX4
TO 7I44
11
/TXEN0
TO 7I44
35
/TXEN4
TO 7I44
13
TX1
TO 7I44
37
TX5
TO 7I44
15
/TXEN1
TO 7I44
39
/TXEN5
TO 7I44
17
TX2
TO 7I44
41
TX6
TO 7I44
19
/TXEN2
TO 7I44
43
/TXEN6
TO 7I44
21
TX3
TO 7I44
45
TX7
TO 7I44
23
/TXEN3
TO 7I44
47
/TXEN7
TO 7I44
49
+5V PWR
TO 7I44
Note: all even pins are grounded.
AUX 5V POWER
2 pin pluggable terminal P1 (REV C and above) or screw terminal block TB2 (Rev
B or lower) can be used to supply 5V power to the I/O terminals on the7I44. This is
suggested for applications where the total power drawn by external devices is more than
400 mA. P1/TB2 have the following pinout:
PIN
FUNCTION
1
5V
2
GND
