欧姆龙PLC通信协议

更新时间:2023-07-22 03:35:15 阅读: 评论:0

欧姆龙 PLC通信协议
参考: W342 --SYSMAC CS/CJ Series Communications Commands
欧姆龙通信命令可分为两类:
1C-mode commands 只可通过串口通讯 2FINS commands 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 铜版纸英文FINS命令
一、命令发送:
FINS直连发送命令如下:
FINS command code 见下表
5-1-1 FINS COmmandS
Thefdlwirg table IlStS the FINS CCXnmands.
关于中秋节的英语作文
HPe
COmmDnd cod∙
NAme
FUnCtiOn
MR
SR
canceling
VQ f∏∙fτory ar∞
CECe33
01
01
MEMORY AREA READ
Roodthe ContOnt・ Of COnoOCU⅛v∙ l,0 Rvmoryarca ・orcs・
01
0?
NFMORARFA WRrF (Sm nct<κ)
WritRS the COnentI Cf c∞Λ⅜aιtvβ VO mβπwyarea worcs.
01
03
上海培训班MEMORAREA FllL (See note)
WriteS Ihesamedats to tne SOeCried ranςeof IQ menoryarea W(Xd5.
01
CM
MULTlPLE MEMORr AREA READ
ReaaS tħeconte∩U Of SPeQfied nor- concutive I/O InerTOry area^oras.
01
05
MCMORY AREA T□ANSΓER (See rotσ.∣
Copes f>e COrtCnto Of GCnOeCKXKe /O ∣∏σmcryafea ∙ctgb IoarxXbrf VO meπχχy 孔 乱
ParAmotQravQa 0∞C33
CQ
01
FARAMETER APEA PEAD
∏βadβ the COntOnCf ConCOCUftVo pare meter a∙ea werdo.
02
02
FARΛP^ETER AREA V∕P∣TE (See ∩o*e
WriteS Ihecorrents Cf Co∩≡cubve p>rβmec^r a∙z WCrem・
02
03
FARAMETER AREA FILLCLEAR(SM not∙.)
VuIteS the same data to ne SPeCfIed ranςeof Carame(∙ srea IVOrdS
P∙Q9<aσ arw
X
8
PROGR^AReA READ
RMJS ne LM (UMf Menay) Arta
access
00
OT
PROGRAM ARFA WPnE (See ,0T@)
WrtaS to Z UM (US^r Memory) 2γm
PRoGRAM AReA CLCAR (SM nc(e)
Gears trc UM (USer Mencryl area
OPCratir9 moM Chayee
i belong to youU
01
UM (3 nolo.)
CnSn9oc ħβ CPU UMG OPCraln9 m× to ΠJN Or MOZlTO口.
02
SToP (Seenote )
Craves he CPU UMS OPeratng rrocotc PRoGRAM
W6iM COrtigura∙
06
01
CPJ UNIT DATA READ
ReaasCRJ Unltdata.
bon rβaΛrq
06
02
CONMECTlON DXm REAo
P&sds the mode runbers Of Ihe de∕∣ce BrrBSPondmglO address.
StatIIS r⅜ad∣∏o
36
01
CPJ UNlT SWUS READ
名人轶事ReaIS the status d tne CPlJ Unrt
20
CYCLe TlME RSAC
ReaJS IherTiaxiniun rnirirnum. anc average cγc ©rm ❷
Tm∙ do*aocoeas
07
Oi
CLOCK PEAO
∏∙aJa the Prgont year. HOrMh・ dato. minιxe. SeOOM ・ ard□ay Onre    ・
0
Oe
提升
CLoCKwRITE (SM ∞1∙.)
6sgs Z “0Cent W. morrh date・ minxe. 3C∞nd・ Orday Of tbe week.
LteSSaae disoiay
99
20
MESSAGE R≡AOCLEAR
ReaclS an⅛ dears messaoes. and reads FALTALS rre$sag»$.
ACCBSSrlς∏ts
X
01
AC^E5S R GHT ACQJlRE 5θβ A«9.
ACqUlreS tne a:CeSS ∏91t as Drg as no CnerdeV∣Λħo∣αs it ・
OC
minus是什么意思
02
/COESS ROUT FOnCCD ACQJlnE
Acquires the flccosa nφ↑ 0f anor∏er OeVlCe areaαy∏oιcs It
OC
03
ACCESS RIGHT RELEASE女神节快乐英文
R∙∣∙aBM t⅞∙ ∙cc∙ιe right tħw b∙ι t∙∙n acqu>roβ.
ErrOr ∣oς
21
01
ERRORCLEAF (SeenCte)
C ears er□rs Cr e∏or messaςeι
Oe
ERROR IOG RΞAC
RCaj3 the error g
21
FRAOR IOG C< FAR X rσtP
Cesrs theerror bς POinter

godfather
命令后面紧跟着就是内存区域寻址,见下表
Command Code 后面紧跟着需要访问的地址, 地址可分为按字地址或按位地址, 取决于
你需 要访的的是字还是某一位。由紧跟着 Command Code 后面的那个字节( I/O memory area designation )区分是读取字还是读取位,还是写入字或写入位,具体定义见下表:

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