GE 90-30 PLC Switch User Manual


 
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TCP/IP Ethernet Communications User's Manual Ć August 1997 GFKĆ1084B
07—20—95 07:57 GE FANUC SERIES 90—30/90—20/MICRO (v6.01) Page 9
| (****************************************************************************)
| (* PWR_DLY activates a 2 second timer. This timer provides a delay for the *)
| (* Ethernet Controller to complete diagnostics if power is cycled on the *)
| (* rack. *)
| (* *)
| (* DOREADS is set on a one—shot to initiate the COMREQ function. *)
| (****************************************************************************)
|
| << RUNG 14 STEP #0035 >>
|
|PWR_DLY DOREADS
|%T0016 +—————+ %T0009
+——] [———+ TMR +———————————————————————————————————————————————————————————(^)——
| |0.10s|
| | |
| CONST —+PV |
| +00020 | |
| +—————+
|
| %R0011
|
| << RUNG 15 STEP #0038 >>
|
|DOREADS PWR_DLY
|%T0009 +—————+ %T0016
+——] [———+MOVE_+———————————————————————————————————————————————————————————(R)——
| | WORD|
| | |
| | | RD1CRSW
| CONST —+IN Q+—%R0001
| 0000 | LEN |
| |00004|
| | |
| +—————+
|
| (****************************************************************************)
| (* If LANIFOK transitions from 0 —> 1, restart all channel read commands. *)
| (****************************************************************************)
|
| << RUNG 17 STEP #0042 >>
|
|LANIFOK RESTART
|%I0048 %T0014
+——] [—————————————————————————————————————————————————————————————————————(^)——
|
| (****************************************************************************)
| (* If any of the channel error bits are set in the LISW, restart read for *)
| (* channel by setting RS_CHx bit on a one—shot. *)
| (****************************************************************************)
|
Program: CHAN4 C:\LM90\LAN\CHAN4 Block: _MAIN