P4LA User’s Manual Introduction
Switch and Indicator
32
How to setting RS-232/ 422/ 485/ IrDA
Function
JCSEL2
JCSEL1
RS-232
RS-485
RS-422
IrDA
7 1
JCSEL2
8 2
JCSEL1
12 10
3 1
3
12
1
7 1
8 2
7 1
8 2
7 1
8 2
7 1
8 2
3
12
10
1
3
12 10
1
3
12
10
1
10
COM 2