Reporting The Partner Station Variable Data To The Pc Cpu (Information Report: Receiver) - Mitsubishi Electric A1SJ71PB96F User Manual

6. COMMUNICATIONS THAT REQUIRE THE SEQUENCE PROGRAM
6.11 Reporting the Partner Station Variable Data to the PC CPU
(Information Report: Receiver)
The receive data and variable information is set in the receive area and receive data area.
Note
• Before the PC CPU reads the unconfirmed service data from the buffer memory, the number of
following unconfirmed services that can be received by the AJ71PB96F/A1SJ71PB96F is one
service per connection. When the second service is received, the AJ71PB96F/A1SJ71PB96F
connection is forcefully aborted.
For connectionless communication, the received service is discarded.
• Communications that can receive unconfirmed services are listed below.
1) MMAC client and server
2) MSAC, MSAC_SI, MSCY_SI during slave simulation
3) MSAC_SI, MSCY_SI client and server
4) BRCT/MULT receiver
(1) Reception area
(1-1) When the access mode is index
448 *
449 *
450
451 01E0h
452
*
453
454 0
*
455
456 0 or FFFFh
457
*
458
*
474
475
476
477
478
479
480
*
*
512
Error code *1
InformationReport command
CREF No.
Set the transmission origin CREF No
Access mode *2
OD flag *3
Index No
Subinde
Variable type *4
Number of elements *5
Data type *6
Data length (byte) *7
Data length (word) *8
Buffer memory address *9
Several elements are repeated
6-18
MELSEC-A
First elemen