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8.2.3 Modbus Protocol Address Definition
modbus
function code
address
command
data
description
data length
word
byte
W/S
1
Beep
0x0001
BEEP_SYS_BOOT(Commu
nication Test)
1
2
0x0002
BEEP_KEY(Communication
Test)
1
2
R/I
2
MOD_SYS_NA
ME
x
Model name
1
2
R/I
3
MOD_SYS_VE
R
x
Firmware Version
1
2
R/I
4
MOD_SYS_PA
RAM
x
system parameter
20
40
W/S, R/I
25
MOD_SYS_SO
UND
0/1
system sound
1
2
W/S, R/I
26
MOD_SYS_LA
MP
1 ~ 3
lamp bright
1
2
W/S, R/I
27
MOD_SYS_LA
MP_AUTO
0/1
lamp auto onoff
1
2
W/S, R/I
28
MOD_AUTO_R
ESTART
0/1
system auto restart
1
2
W/M, R/I
29
MOD_TEMP_D
EVI
temp devi min ~
temp devi max
temperature deviation
4
8
W/S, R/I
33
MOD_TEMP_D
EVI_ALARM
0 ~ 3599
temp devi alarm time
1
2
W/S, R/I
34
MOD_RPM_D
EVI
rpm devi min ~ rpm
devi max
rpm deviation
1
2
W/S, R/I
35
MOD_RPM_D
EVI_ALARM
0 ~ 3599
rpm devi alarm time
1
2
W/S, R/I
36
MOD_EXT_KE
Y
0 ~ 2
external key operation
1
2
W/M, R/I
37
MOD_SET_TE
MP
low temp lmt ~ high
temp lmt
incubator set temp
4
8
W/S, R/I
41
MOD_SET_RP
M
rpm min ~ rpm max
shaker set rpm
1
2
W/M, R/I
42
MOD_SHAKER
_TIME
60L ~ 3599940L
shaker set time
2
4
W/S
44
MOD_SHAKER
_TIME_ONOFF
0 ~ 1
shaker timer set
1
2
W/S
45
MOD_INCUBA
TOR_RUN_ST
OP
0 ~ 1
incubator operation set
1
2
W/S
46
MOD_SHAKER
_RUN_STOP
0 ~ 1
shaker operation set
1
2
R/I
47
MOD_SYS_RE
PORT
X
system report
18
36
W/S
65
MOD_WARN_
ACK
1
system warning ack
1
2
W/S
66
MOD_SILENT_
ACK
1
system silent ack
1
2
W/S
67
MOD_AUTO_A
CK
1
auto run ack
1
2