Details Of Buffer Memory Addresses - Mitsubishi Electric RD78G4 User Manual

Details of buffer memory addresses

Timeslot information
■Timeslot 0 information (Un\G1245440 to Un\1245455)
Synchronous start offset (ns, s unit) of Timeslot 0 and synchronous end offset (ns, s unit) are stored.
Address
Un\G1245440 to Un\G1245441
Un\G1245442
Un\G1245443
Un\G1245444 to Un\G1245445
Un\1245446
Un\G1245447 to Un\G1245455
■Timeslot 1 to 7 information (Un\G1245456 to Un\1245567)
Timeslot 1 to 7 information is stored in the same order as Timeslot 0 information.
Own station information
The information of the own station on the network is stored.
■Own station (network card) information (Un\G1252096 to Un\G1252103)
Address Name
Un\G1252096 Manufacturer code
Un\G1252097 Model type
Un\G1252098 Model code (lower 2 bytes)
Un\G1252099 Model code (upper 2 bytes)
Un\G1252100 Version
Un\G1252101 to MAC address
Un\G1252103
■Own station (controller) information (Un\G1252104 to Un\G1252121)
Address Name
Un\G1252104 Controller information valid/invalid flag
Un\G1252105 Manufacturer code
Un\G1252106 Model type
Un\G1252107 Model code (lower 2 bytes)
Un\G1252108 Model code (upper 2 bytes)
Un\G1252109 Version
Un\G1252110 to Model name string
Un\G1252119
Un\G1252120 to Vendor-specific device information
Un\G1252121
Name Description
Cycle start offset (ns unit) The ns digits of cycle start offset are stored.
Stored range: 0 to 999999999 (ns)
Cycle start offset (s unit) The s digits of cycle start offset are stored.
Stored range: 0 to 65535 (s)
System area
Cycle end offset (ns unit) The ns digits of cycle end offset are stored.
Stored range: 0 to 999999999 (ns)
Cycle end offset (s unit) The s digits of cycle end offset are stored.
Stored range: 0 to 65535 (s)
System area
Description
The information of the own station is stored.
(Also used in the CLPA conformance test.)
The own station MAC address is stored.
Un\G1252101: 5th byte, 6th byte of the MAC address
Un\G1252102: 3rd byte, 4th byte of the MAC address
Un\G1252103: 1st byte, 2nd byte of the MAC address
Description
Whether the value stored in the own station (controller)
information is valid or invalid is stored.
• 0: Invalid
• 1: Valid
The information of the own station is stored.
Appendix 1 Buffer Memory
A
APPX
89