Mitsubishi Electric MELIPC MI5A1P User Manual page 130

Performance on an interrupt (ISR) of VxWorks part
The following shows the time required for processing one user program in which a dedicated function library is used from an
interrupt processing (ISR) on a VxWorks part.
MELIPC
VxWorks part
User device
Buffer memory
CC-Link IE Field Network
Link device
■Access time for a user device or file register
Function name
CCPU_ReadDevice_ISR
APPX
128
Appendix 3 Product Specifications
User programs of the
VxWorks part
C Controller dedicated
function
During interrupt
processing(ISR)
Device name
Internal relay (M)
Link relay (B)
Data register (D)
Link register (W)
File register (ZR)
Device size
(Unit: Word)
1
64
512
1024
1
64
512
1024
1
64
512
1024
1
64
512
1024
1
64
512
1024
VxWorks part
(Unit: Microsecond)
1.3
1.3
2.6
2.6
1.3
1.3
2.6
2.6
1.3
1.3
1.3
2.6
1.3
2.6
2.6
2.6
5.2
256.1
*1

*1
