Denso BHT-604BW User Manual page 118

BHT-604BW
PING Echo Request Transmission Timing (SEND TYPE)
Two types of echo request send timings are available: TYPE 1 and TYPE 2.
 TYPE1
After sending an echo request, PING waits for the period specified at
request again. For TYPE 1, the
 TIMEOUT."
"INTERVAL
 TYPE2
Aft er sending an echo request, PING waits for an echo reply
Fo llowing that, PING waits for the period specified at INTERVAL and then sends the next PING echo
request. For TYPE 2, no relationship between the INTERVAL and TIMEOUT is required.
If PING receives an echo reply:
If a timeout occurs:
104
relationship between the INTERVAL
Sends an echo request
Receives an echo reply
Sends an echo request
Sends an echo request
Receives an echo reply
Sends an echo request
Sends an echo request
Timeout occurs
Sends an echo request
INTERVAL and then sends an echo
and TIMEOUT should be
Timeout period
Interval
to be received or for a timeout to occur.
Interval
Timeout period
Interval