luni, 5 august 2013
Source Accesses Of Omron Plc Driver
The OMRON NSB X-Link taxi driver sustains three probable reference accesses. The first source defines a community (internal) tackle that enables every gadget for the OMRON multi-level to compose the slide images for the X-Link. This method of supply is excellent to get files in which changes infrequently, but has to be forwarded immediately, like glitches as well as exceptions. Programming have got to often be presented about the remote computer support device in order to up-date the info any time necessary.
The minute kind of reference backed by way of this OMRON new driver is definitely an X-Link initiated read. This supply defines an additional tackle which the X-Link uses to help go through the data out of your remote node on that network. This access furthermore calls for you to specify when to be able to learn the data. This form of records source would not require any development within the remote pc help node, however this X-Link generates more community targeted visitors in order to poll your data.
The next style of form established by means of that OMRON drivers is the diagnostic counters kept inside the driver. This entry permits a good counteract to get specified which in turn implies the number of bytes in order to omit in the start of the diagnostic counters.
Destination Accesses
The OMRON drivers facilitates two likely location accesses.
The earliest getaway defines a good internal (local) handle of which will allow every machine on the OMRON network to be able to examine the info in the X-Link. This style of vacation spot lets a PLC in order to study returning the information these have written. You must offer programming around the remote pc help system in order to initiate your read.
The minute type of desired destination access recognized by the OMRON new driver can be an X-Link opened up writes. This place defines an alternative tackle that this X-Link utilizes to help write the slide images to a remote computer repair node on your network. This gain access to as well calls for you to specify when that will produce your data. This form of info vacation spot doesn't call for almost any development in this remote pc help node allowing it to stay clear of spending multi-level bandwidth that may always be ingested by having the PLC poll this data.
Status Counters
The OMRON driver maintains a few surfaces for logging occurrences in addition to errors. Each is one byte throughout length. The Status selection in the X-Link configuration application allows you to check these kind of counters. As well, this standing counters can be accessed to be a data source regarding mappings, making use of your corresponding offsets.
The following databases the reputation surfaces and also his or her offsets.
Offset 0;
Status Counter: Msgs_commands_sent
Significance: Total amount of X-Link created OMRON
Offset 1;
Status Counter: Msgs_replies_rx
Significance: Total availablility of OMRON acknowledgement (responses)
Offset 2;
Status Counter: Msgs_unsol_cmd_rx
Significance: Total variety of unsolicited OMRON
Offset 3;
Status Counter: Msgs_replies_sent
Significance: Total availablility of OMRON replies sent from the driver
Offset 4;
Status Counter: Messages aborted
Significance: Number of your X-Link messages aborted because of the kernel
Offset 5;
Status Counter: X-Links breakdowns alloc
Significance: Number involving X-Links problems throughout memory
Offset 6;
Status Counter: Send interrupts
Significance: Total matter connected with equipment send interrupts generated by way of the Sysmac Link NSB card
Offset 7;
Status Counter: Receive interrupts
Significance: Total be counted of electronics interrupts generated through the card upon receive OMRON email (commands or perhaps replies)
Offset 8;
Status Counter: Time interrupts
Significance: Total count number connected with computer hardware interrupts resulted in with the unit card on inquiring time into the X-Link
Offset 9;
Status Counter: Master Node Number
Significance: Node lots of the actual polling model on the area SYSMAC L
Offset 10;
Status Counter: Number of lively nodes
Significance: Number of energetic nodes about the regional SYSMAC LINK OMRON network
Offset 11;
Status Counter: Max node heard
Significance: Maximum node range observed through the OMRON NSB card on the area SYSMAC LINK OMRON network
Offset 12 + node number;
Status Counter: Node Status
Significance: Table when using the rank of each one node on the area SYSMAC LINK OMRON network. If Node Status can be a single the node is usually active.
access point vs router
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