8-3
Section
SRM1(-V2) Cycle Time and I/O Response Time
537
8-3
SRM1(-V2) Cycle Time and I/O Response Time
8-3-1 The SRM1(-V2) Cycle
The overall flow of SRM1(-V2) operation is as shown in the following flowchart.
Initialization
Overseeing
processes
Program
execution
Cycle time
processing
RS-232C
servicing
Peripheral
port ser-
vicing
Cycle
time
Output re-
freshing
CompoBus/S
end wait
Input
refreshing
Note
1. The cycle time can be read using Programming Devices.
2. Cycle time maximum and current cycle time are stored in AR 14 and AR 15.
3. Change to processing will cause cycle times to change therefore the calcu-
lated values and actual values (for cycle time) will no always match.