Epson ColorWorks C7500 ESC/label Command Reference Guide - Page 142
ESC/Label Command Reference Guide, Rev. E,
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~H(S [Name] Send printer operation status [Format] ~H(S a ,b Parameters Description Definition range a Printer operation status a = 2-character ASCII string function identifier For details, see Appendix B List of Printer Operation Status b Printer operation status b = 1-character ASCII string object identifier For details, see Appendix B List of Printer Operation Status [Function] Sends the printer operation status specified in Parameter a, b to the host. [Initial value] None [Response] The printer sends the printer operation status value according to the following data format. comma comma Control code that indicates start of text (02H) "^S(S" fixed 4 characters 2-character ASCII string specified in Parameter a 1-character ASCII string specified in Parameter b ASCII character string of undefined length Control code that indicates end of text (03H) Control code that indicates carriage return (0DH) Control code that indicates line feed (0AH) The printer does not respond if Parameter a is not 2 characters, or if it is not an ASCII character string. A character which follows the parameter a and comma is treated as parameter b. The printer does not respond if Parameter b is not an ASCII character string. If an undefined identifier is specified for Parameter a or Parameter b, is set to "#NA" and sent to the host. If Parameter a or Parameter b is omitted, the printer does not respond. ESC/Label Command Reference Guide Rev. E Page 142