Mitsubishi Electric MELSEC iQ-R Series User Manual page 94

Own node information area
This area is used to store the own node (RJ71DN91) information.
■Model display (Un\G1568 to Un\G1572)
"RJ71DN91" is stored with the ASCII code.
Buffer memory address
Un\G1568
Un\G1569
Un\G1570
Un\G1571
Un\G1572
■Node address (Un\G1573)
The current operating node address is stored.
00H to 3FH (Stored in the binary.)
■Mode switch number (Un\G1574)
The current operating mode switch number is stored.
Hardware test area
This area is used for the hardware test and communication test.
Page 52 Hardware test
Page 53 Communication test
■Hardware test item display (Un\G1582)
The current executing test item number is stored at the hardware test and communication test.
The following table lists the item numbers of the hardware test.
Test item number
0000H
0001H
0002H
0003H
0004H
FFFFH
The following table lists the item numbers of the communication test.
Test item number
0000H
0001H
0002H
FFFFH
■Hardware test result area (Un\G1583)
The results of the hardware test and communication test are stored.
Page 52 Checking the status and result of hardware test
Page 53 Checking the status and result of communication test
APPX
92
Appendix 3 Buffer Memory
Model display
"J"
"1"
"N"
"1"
00H
Description
Before test start
ROM check
Microcomputer check
CAN controller
Check
Test completed successfully
Description
Before test start
Node address duplication check
Communication check
Test completed successfully
"R"
"7"
"D"
"9"
00H
Processing
Before starting the hardware test
Testing whether the ROM is normal
Testing whether the RAM is normal
Testing whether the microcomputer is normal
Testing whether the CAN controller is normal
Executing and normally completing the hardware test
Processing
Before communication test start
Checking whether the same node address exists
Checking whether the communication with one or more nodes in the
network can be performed
Executing and normally completing the communication test