Printer Operation By The Udp Commands; Commands Packets - Epson C32C824151 - UB E02 Print Server Technical Reference Manual

4.7 Printer Operation by the UDP Commands

By using the UDP commands, the following information can be received in order to recover
from abnormal operations and errors.
Function Code
03-0000
03-0010
03-0011
03-0012
03-0013
03-0016

4.7.1 Commands Packets

Off-set Size
0 5
5 1
6 1
7 1
8 2
10 2
12 2
14 n
The following values are replied for the packet reply result codes. Check the results in an
application.
0000h: Normal end
FFFEh: No device requested
FFFFh: Function requested are not supported
Rev. A
Packet
Q
Q
C
C
C
C
Packet Transmission
Character string "EPSON"
Packet type:
'Q': Query
'C': Command
Device type (0 × 03 fixed)
Device number (0 × 00 fixed)
Function number
0 × 00, 0 × 00 fixed
Length (n)
Command parameter
UB-E02 Technical Reference Guide
Function
Acquires basic information
Acquires status
Off-line forced transmission
Reset
Buffer flash
Clears connection time-out timer
Packet Reply
Character string "EPSON"
Packet type reply:
'q': Query reply
'c': Command reply
Device type (0 × 03 fixed)
Device number (0 × 00 fixed)
Function number
Result code
Length (n)
Reply data
4-7 Programming Samples