Festo EasyPort USB D16A, Manual

Page: 142 / 340

9. EasyPort USB command interpreter
142 © Festo Didactic GmbH & Co. KG „ 721876 142
The commands for reading and writing digital signals are summarised in
the following tables.
Modify
command
Resource Data type Address Examples and comments
M
(modify)
A
(output)
(bit)
0...15 MA1.0.4=1
Change output bit 4 from word 0 at
EasyPort USB module 1 to 1.
The data value for modify commands can
only be specified in hexadecimal format.
B (byte) 0 , 1 MAB2.0.0=7
Change output byte 0 from word 0 at
EasyPort USB module 2 to 7 hexadecimal.
This means:
bit 0, bit 1 and bit 2 are set.
Lower order: byte 0 (port 1)
Higher order: byte 1 (port 2)
W
(word)
0 MAW1.0=101
Change output word 0 at EasyPort USB
module 1 to 101 hexadecimal or 257
decimal.
9.5
Commands for
digital signals