Mitsubishi Electric RD78G4 User Manual page 92

Communication path determination status
■Communication path determination status (Un\G1260544 to Un\G1260559)
The determination information on the communication path for each network No. of the destination station is stored.
• 0: Path undetermined
• 1: Path determined
Address b15
Un\1260544 16

Un\1260558 Empty
Un\1260559 Empty
The numbers in the table indicate network Nos..
Time synchronization
■Time distribution interval setting of the CPU module (Un\G1275136)
The time distribution interval of the CPU module on the same base of the master station are set from the master station to the
slave station.
• 0001H to FFFEH: (Send using the set time interval (second))
• FFFFH: (Distribution stop)
■Time reflection setting to the CPU module (Un\G1275137)
• 0000H: Do not reflect the time to the CPU module.
• 0001H: Reflect the time to the CPU module.
Grandmaster information
The grandmaster status of the own station and MAC address are stored.
■Grandmaster (Un\G1275904)
When the own station is the grandmaster, "1" is stored.
• 1: Own station is the grandmaster
• 0: Another station is the grandmaster
■Grandmaster MAC address (Un\G1275907 to Un\G1275909)
The grandmaster MAC address is stored.
• Un\G1275907: 5th byte, 6th byte of the MAC address
• Un\G1275908: 3rd byte, 4th byte of the MAC address
• Un\G1275909: 1st byte, 2nd byte of the MAC address
Time synchronization setting
■PTP frame send source check enable/disable (Un\G1275933)
• 1: Check
• 0: Do not check
■PTP frame send source check result (P1) (Un\G1275934)
• 1: Two or more send sources
• 0: One send source
■PTP frame send source check result (P2) (Un\G1275935)
• 1: Two or more send sources
• 0: One send source
APPX
90
Appendix 1 Buffer Memory
b14 b13 b12 b11
15 14 13 12
239 238 237 236
b10 b9 b8 b7
11 10 9 8
235 234 233 232
b6 b5 b4 b3
7 6 5 4
231 230 229 228
b2 b1 b0
3 2 1
227 226 225