Edwards SCU-800

SCU-800 Control Unit for Turbomolecular Pump
MT-49E-101-G
Page 88
5
SERIAL COMMUNICATION
PROTOCOL
5.4.6 ReadVersion
Function: Read the software version of the SCU-800.
Transmission frame:
PC->SIM
Stx
0
0
1
?
V
Etx
LRC
SIM->PC
Ack
PC->SIM
Ack
SIM->PC
Stx
0
0
1
Sp
V
Parameter 1 to 24
Etx
LRC
Parameter
Item
Data format
Remarks
1 to 16
Control unit software version
8-bits hexadecimal coded
ASCII
17 to 20
Motor driver software version
4-bits ASCII character
Ver.1.2 = 0120
21 to 24
AMB parameter version
(Digital control loop)
4-bits ASCII character
Ver.33.1.0 = 3310
*1
*1
SCU-800 uses a digital control loop.
Example:
Control unit software version
: 34395F4120312E302020202020202020hex = 49_A 1.0
Motor driver software version
: 0120
hex
= 1.2
AMB parameter version
: 3310hex = 33.1.0
Parameter
1
2
3
4
5
6
7
8
9
10
"4"
"9"
"_"
"A"
" "
"1"
"."
"0"
" "
" "
ASCII
3
4
3
9
5
F
4
1
2
0
3
1
2
E
3
0
2
0
2
0
HEX
33
34
33
39
35
46
34
31
32
30
33
31
32
45
33
30
32
30
32
30
Parameter
11
12
13
14
15
16
17
18
19
20
21
22
23
24
" "
" "
" "
" "
" "
" "
ASCII
2
0
2
0
2
0
2
0
2
0
2
0
0
1
2
0
3
3
1
0
HEX
32
30
32
30
32
30
32
30
32
30
32
30
30
31
32
30
33
33
31
30