User manual

Appendix D Functions and data transfer
akYtec GmbH · Vahrenwalder Str. 269 A · 30179 Hannover · Germany · Tel.: [phone] · www.akytec.de
17
D.1 Parameters
Comment: Default values are printed in bold.
Table D3 Configuration parameters
Parameter
Register
no. (dec)
Values Data type Comment
Device information
Device name
dEv
0-1
SMI2
Char[8]
(8 bytes)
read only
not displayed
Firmware version
vEr
2-3
X.YY
Char[4]
(8 bytes)
read only
Network parameters
Baud rate
bPS
4
0 – 2.4 kBd
1 – 4.8 kBd
2 – 9.6 kBd
3 – 14.4 kBd
4 – 19.2 kBd
5 – 28.8 kBd
6 – 38.4 kBd
7 – 57.6 kBd
8 – 115.2 kBd
byte
read/write
Data bits
Len
5
7
8
byte
read/write
Parity
PrtY
6
0 - none
1 - even
2 - odd
byte
read/write
Stop bits
Sbit
7
1 – one
2 – two
byte
read/write
Response delay
rS.dL
8
0…45…255 ms
byte
read/write
Time-out
t.out
9
0…600 s
UInt16
(2 bytes)
read/write
Device address
Addr
10
Modbus: 1…16…247
akYtec: 0…
16
…2047
UInt16
(2 bytes)
read/write
Protocol
t.Pro
11
0 – Modbus ASCII
1 – Modbus RTU
2 – akYtec
byte
read/write
Address bits
(only akYtec protocol)
A.Len
12
8 – 8 bit
11 – 11 bit
byte
read/write
Last error code
n.Err
13
0…255
At switch on -
always 0
byte
read only
not displayed
see Table D5
Broadband offset
Ad.Ad
16
0…1000…65535
UInt16
(2 bytes)
read/write
Master/Slave mode
dEv.r
40
0 – Slave
1 – Master
byte
read/write
Slave address *)
SLA.A
41
1…16…247
UInt16
(2 bytes)
read/write
Start address *)
SLA.r
42
0…65535
UInt16
(2 bytes)
read/write
Query cycle*)
SLA.P
43
0…10…255
byte
read/write
x100 ms