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7 CC-Link IE Field Network Basic FUNCTION
7.1 Cyclic Transmission
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Link scan operation
This section shows the operation of link scan.
After sending requests to all slave stations, the master station starts another link scan after the configured link scan time has
elapsed.
A link scan is carried out for each configured link scan time.
The master station sends requests to slave station 1/slave station 2.
Slave station 1 returns a response to the master station.
Slave station 2 returns a response to the master station.
After the configured link scan time elapses, the master station starts sending another request.
Link scan time settings
Configure the link scan time using "Link Scan Time Settings" of "CC-Link IEF Basic Setting". (
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When the link scan time setting is disabled (setting value: 0 ms)
After completion of a link scan, the next link scan starts immediately.
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When the link scan setting is enabled
After completion of a link scan, link scan is stopped until the configured link scan time passes.
The next link scan is started after the configured link scan time passes.
Link scan time check
Link scan time maximum, minimum, and current values can be confirmed using the following method.
* 1
*1 The maximum and minimum values of the link scan time indicate the maximum and minimum values from the time the power supply of
this product was turned ON until it was turned OFF. When the transmission cycle was changed by a C Controller dedicated function
(CCPU_ChangeCCIEFBCycPrm) during cyclic transmission, the maximum and minimum values of the link scan time are reset.
• CC-Link IE Field Network Basic diagnosis(
Page 90 CC-Link IE Field Network Basic diagnostics)
• Buffer Memory (
Page 282 List of Buffer Memory)
Ls: Link scan
(1) Master station
(2) Slave station 1
(3) Slave station 2
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Содержание MELIPC MI5000 Series
Страница 1: ...MELIPC MI5000 Series User s Manual Application MI5122 VW ...
Страница 2: ......
Страница 18: ...16 MEMO ...
Страница 22: ...20 1 DIAGNOSTIC AND MAINTENANCE FUNCTIONS 1 1 Watchdog Timer WDT Function MEMO ...
Страница 42: ...40 5 iQSS FUNCTION MEMO ...
Страница 146: ...144 11 SECURITY FUNCTION 11 3 IP Filter Function MEMO ...
Страница 148: ...146 12 MELSOFT PRODUCT AND GOT CONNECTION FUNCTION 12 1 Connection Method MEMO ...
Страница 150: ...148 13 SYSTEM COUNT FUNCTION MEMO ...
Страница 152: ...150 14 TIMER EVENT FUNCTION MEMO ...
Страница 160: ...158 15 OS LINKING FUNCTIONS 15 3 Inter OS Event Notification Function MEMO ...
Страница 162: ...160 16 SERIAL INTERFACE SWITCHING FUNCTION MEMO ...
Страница 165: ...17 BASIC PARAMETERS 17 1 Basic Parameter List 163 17 Operation related setting Window ...
Страница 170: ...168 17 BASIC PARAMETERS 17 1 Basic Parameter List RAS setting Window ...
Страница 174: ...172 17 BASIC PARAMETERS 17 1 Basic Parameter List External device connection settings Window ...
Страница 177: ...17 BASIC PARAMETERS 17 1 Basic Parameter List 175 17 External device connection applicable settings Window ...
Страница 313: ...APPX Appendix 10 List of VxWorks Components 311 A MEMO ...
Страница 315: ...I 313 MEMO ...
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