Epson 100-88002 - page 248

Epic 880TM Extended Printer Control
Page 236 100-88002 Rev B
Note that the ENQ 35 command will reset the count and will also reset the status
reported by ENQ 20. ENQ 20 does not reset the count. It simply reports that it
occurred.
To keep track of how often this process is being used there is a printer statistics log
entry that will be incremented when a USB watch dog disconnect actually occurs.
This can be printed or reported to the host. Note: This total is not reset by the ENQ
35 command.
[ENQ] <35> Inquire USB Watch Dog Resets.
ASCII [ENQ] <35>
Hexadecimal 05H 23H
Decimal <5> <35>
Function The [ENQ] <35> command returns the number of USB Watch dog resets
and then resets the count to zero.
Response [ACK] <35> <41> <n>
Where
<35> Is the echo of command
<41> Length + 40
<n> The number of USB Watchdogs since the last inquire.