W
.
E
.
ST
.
Elektronik GmbH
Page 40 of 45
POS-124-*-PDP-1121
13.02.2013
7.5 Commands via PROFIBUS
7.5.1
Command map
16 data bytes are sent to the module.
Nr.
Byte
Function
Remake
1
0
Control word Hi
unsigned int
2
1
Control word Lo
3
2
Command position axis 1 Hi
Signal resolution independent
on the real sensor resolution
1 µm (0,001 mm)
4
3
Command position axis 1
5
4
Command position axis 1
6
5
Command position axis 1 Lo
7
6
Velocity axis 1 Hi
Signal range = 0x3fff (16373)
= 100 % of the nominal speed
8
7
Velocity axis 1 Lo
9
8
Command position axis 2 Hi
Signal resolution independent
on the real sensor resolution
1 µm (0,001 mm)
10
9
Command position axis 2
11
10
Command position axis 2
12
11
Command position axis 2 Lo
13
12
Velocity axis 2 Hi
Signal range = 0x3fff (16373)
= 100 % of the nominal speed
14
13
Velocity axis 2 Lo
15
14
16
15
