c2000 in op state but no communication
ethercat slaves -v shows
===
=== Master 0, Slave 0 ===
Device: Main
State: OP
Flag: +
Identity:
Vendor Id: 0x000001dd
Product code: 0x10400140
Revision number: 0x00010000
Serial number: 0x00000000
DL information:
FMMU bit operation: no
Distributed clocks: yes, 64 bit
DC system time transmission delay: 0 ns
Port Type Link Loop Signal NextSlave RxTime [ns] Diff [ns] NextDc [ns]
0 MII up open yes - 1127557155 0 0
1 MII down closed no - - - -
2 N/A down closed no - - - -
3 N/A down closed no - - - -
Mailboxes:
Bootstrap RX: 0x0000/0, TX: 0x0000/0
Standard RX: 0x1000/128, TX: 0x10c0/128
Supported protocols: CoE
General:
Group: Drives
Image name: DRIVE
Order number: C2000(CMC-EC01 Card)
Device name: Delta C2000 EtherCAT(CoE)
CoE details:
Enable SDO: yes
Enable SDO Info: no
Enable PDO Assign: no
Enable PDO Configuration: no
Enable Upload at startup: no
Enable SDO complete access: no
Flags:
Enable SafeOp: no
Enable notLRW: no
Current consumption: 0 mA
====
any suggestion ?