CJ1W-EIP21 Omron, CJ1W-EIP21 Datasheet - Page 325

• Manufacturer Part Number: CJ1W-EIP21
• Description: Ethernet I/P Module
• Manufacturer: Omron

Specifications of CJ1W-EIP21

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

RECV(098) Instruction
CPU Bus Unit Service
Cycle (Local Node, 1)
CPU Bus Unit Service
Processing Time (Local
Node, 1)
Message Service Transmission Delay
Execution of RECV(099)
in user program
CPU Bus Unit service cycle
(Local node, 1)
Maximum transmission delay =
The following table shows the service cycle, which depends on the CPU Unit’s
CPU processing mode setting.
For details, refer to the CPU Unit’s Operation Manual.
The following table shows the CPU Bus Unit service processing time, which
depends on the CPU Unit’s CPU processing mode setting.
Normal Mode (See note.)
Priority peripheral servicing
Parallel processing with syn-
chronous memory access
Parallel processing with asyn-
chronous memory access
Normal Mode (See note.)
Priority peripheral servicing
Parallel processing with syn-
chronous memory access
Parallel processing with asyn-
chronous memory access
CPU Bus Unit service processing time
(Local node, 1)
CPU Bus Unit service cycle (Local node, 1)
+ CPU Bus Unit service processing time (Local node, 1)
+ Send processing (Command)
+ Transmission delay (Command)
+ Receive processing (Command)
+ CPU Bus Unit service cycle (remote node)
+ CPU Bus Unit service processing time (remote node)
+ Send processing (Response)
+ Transmission delay (Response)
+ Receive processing (Response)
+ CPU Bus Unit service cycle (Local node, 2)
+ CPU Bus Unit service processing time (Local node, 2)
Note CJ2 CPU Units support only Normal Mode.
Note CJ2 CPU Units support only Normal Mode.
CPU execution mode
CPU execution mode
Send processing
(Command)
Transmission delay
(Command)
Receive processing
(Command)
Maximum transmission delay
CPU Bus Unit service cycle
(Remote node)
One CPU Unit cycle time
0.2 ms + peripheral servicing time (1 ms max. for
peripheral servicing of each Special I/O Unit, CPU
Bus Unit, peripheral port, RS-232C port, and Inner
Board)
Set peripheral servicing time
Default: 4% of CPU Unit cycle time
1 ms max.
CPU Bus Unit service processing time
(Remote node)
Send processing
(Response)
(10% for CJ2 CPU Units)
Processing time details
Processing time details
Transmission delay
(Response)
Transmission delay
(Response)
CPU Bus Unit service cycle
(Local node, 2)
CPU Bus Unit service
processing time (Local node, 2)
Section 10-5
CPU data set
processing
297