Epson C32C824151 Technical Reference - Page 63
Printer Operation by the UDP Commands
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UB-E02 Technical Reference Guide 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 Packet Q Q C C C C Function Acquires basic information Acquires status Off-line forced transmission Reset Buffer flash Clears connection time-out timer 4.7.1 Commands Packets Off-set Size 0 5 5 1 6 1 7 1 8 2 10 2 12 2 14 n 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 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 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 4-7 Programming Samples
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