U
SER
M
ANUAL
A
PPENDIX
184
8.2.4
8x RS-232
Pin
Function
1
RX 8
2
TX 8
3
RX 7
4
TX 7
5
RX 6
6
TX 6
7
RX 5
8
TX 5
9
RX 4
10
TX 4
11
GND
12
TX 1
14
RX 1
16
TX 2
18
RX 2
19
RX 3
20
TX 3
8.2.5
4x PSI5
Pin
Function
1
GND 2
2
Active 2
3
GND 1
4
Active 1
5
GND 3 / GND 4
6
Active 4
7
Active 3
8
Sink Passive 4
9
Bus Passive 4
10
Sink Passive 3
11
Bus Passive 3
12
Sink Passive 2
13
Bus Passive 2
14
Sink Passive 1
15
Bus Passive 1