欧姆龙PLC通信协议参考:W342SYSMACCSCJSeriesCommu
icatio
sComma
ds欧姆龙通信命令可分为两类:1:Cmodecomma
ds只可通过串口通讯2:FINScomma
ds既可通过串口通讯也可通过各类网络通信(适应性较强)
面只讲FINS命令
一、命令发送:
FINS直连发送命令如下:
FINScomma
dcode见下表
f511FINSCOmma
dS
HPe
COmmD
dcod
ThefdlwirgtableIlStStheFINSCCX
ma
ds
NAme
FU
CtiO
VQf∏fτoryar∞CECe33
MR0101
01
0101
ParAmotQravQa0∞C33CQ
02
02
PQ9aσarw
X
access
00
∞
OPCratir9moM
U
Chayee
W6iMCOrtigura06
bo
rβaΛrq
06
StatIISrad∏o36∞
Tmdoaocoeas07
0
LteSSaaedisoiay
99
ACCBSSrl∏ts
X
OC
OC
ErrOro
21
eι
21
SR01003
CM05
01
0203
8OT
∞
01
0201020120OiOe
2001
0203
01Oe∞
MEMORYAREAREAD
NFMOR、ARFAWRrFSm
ctκ
MEMOR、AREAFllLSee
oteMULTlPLEMEMORrAREAREADMCMORYAREAT□ANSΓERSeerotσ
FARAMETERAPEAPEAD
FARΛPETERAREAVPTESee∩oe
FARAMETERAREAFILL【CLEAR〉SM
otPROGRAReAREADPROGRAMARFAWP
ESee0TPRoGRAMAReACLCARSM
ce口UM3
olo
SToPSee
oteCPJUNITDATAREADCONMECTlONDXmREAo
CPJUNlTSWUSREADCYCLeTlMERSACCLOCKPEAO
CLoCKwRITESM∞1
MESSAGER≡AOCLEAR
ACE5SRGHTACQJlRE5θβA9
COESSROUTFO
CCDACQJl
E
ACCESSRIGHTRELEASEERRORCLEAFSee
CteERRORIOGRΞACFRAORIOGCFARXrσtP
Rood。theCo
tO
t·OfCO
oOCUvl0Rvmoryarca·orcs·
WritRStheCO
e
tICfc∞ΛaιtvβVOmβπwyareaworcs
WriteSIhesamedatstot
eSOeCriedra
eofIQme
oryareaWXd5
ReaaSteco
te∩UOfSPeQfied
orco
secutiveIOI
erTOryareaoras
CopesfeCOrtC
toOfGC
OeCKXKeO∏σmcryafeaCTGBIoarxXbrfVOmeπχχy孔乱
∏βadβtheCO
tO
CfCo
COCUftVoparemeteraeawerdoWriteSIhecorre
tsCfCo∩≡cubveprβmecrazWCrem·
VuIteSthesamedatato
eSPeCfIedra
eofCaramesreaIVOrdSRMJS
eLMUMfMe
ayArta
WrtaStoZUMUSrMemory2ΓM
GearstrcUMUSerMe
crylarea
C
S
9ocβCPUUMGOPCral
9m×setoΠJNOrMOZlTO口
CravesheCPUUMSOPerat
grrocotcPRoGRAM
ReaasCRJU
ltdata
Psdsthemoderu
bersOfIhedeceBrrBSPo
dmglOaddresses
ReaISthestatusdt
eCPlJU
rt
ReaJSIherTiaxi
iu
r
irir
uma
caveragecγcrm
∏aJathePrgo
tyearHOrMh·dato
mi
ιxeSeOOM·ard□ayO
re
·
6sgsZ“0Ce
tWmorrhdate·mi
xe3C∞
d·OrdayOftbeweek
ReaclSa
dearsmessaoesa
dreadsFALTALSrresag
ACqUlreSt
eaCeSS∏91tasDrgas
oC
erdeVΛoαsit·
Acquirestheflccosa
φ↑0心fa
or∏er
OeVlCeareaαy∏oιcsItRaBMtccιerighttwbιt
acquroβ
Cearser□rsCre∏ormessaeιRCaj3theerrorg
CesrstheerrorbPOi
ter
f命令后面紧跟着就是内存区域r