Epson TM-U220 Guide for right side up printing - Page 17

Confidential 2.3.1 Forbidden commands The commands in the following table are forbidden to transmit to the printer when the printer is in the right side up mode. When you transmit these commands, the printed result may be incorrect. Command name Function ESC & Define user-defined characters ESC ? Cancel user-defined characters FS p Print NV bit image FS q Define NV bit image ESC D Set horizontal tab position 2.3.2 Restricted commands The operation of the commands in this table is a little different in the right side up mode than it is in the normal mode. Small problems may occur in printing when these commands are used in the right side up mode. For example, there may be a difference in the time that the setting is enabled. Command name Function ESC < Return home ESC = Select peripheral device ESC c 3 Select paper sensor(s) to output paper-end signals ESC c 4 Select paper sensor(s) to stop printing ESC c 5 Enable/disable panel buttons GS ( A Execute test print GS ( C Edit NV user memory GS ( D Enable/disable real-time command GS ( E Set user setup command Note: We don't ecommend transmiting these commands in the right side up printing mode. Rev. A 9