Intermec EasyCoder PD4 Programmer's Reference Manual page 161

90 G (Printing)
91 G (Setup)
92 G (Pause Printing Mode)
93 G (Pause Direct Mode)
94 G (Autosensing Mode)
98 G (Download Mode)
ESim v5.12 for EasyCoder PD4—Programmer's Reference Manual
Appendix A — Error-Handling
GRN <NAK>90 [XOFF]
GRN <NAK>91 [XOFF]
GRN <NAK>92 [XOFF]
GRN <NAK>93 [XOFF]
GRN <NAK>94 [XOFF]
GRN <NAK><ACK>
GRN [XOFF] 90<CRLF>
GRN [XOFF] 91<CRLF>
GRN [XOFF] 92<CRLF>
GRN [XOFF] 93<CRLF>
GRN [XOFF] 94<CRLF>
GRN <NAK><ACK> 98<CRLF>
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