ZPL commandsPrinter and media
~HMHost RAM Status
Not supported by zplkit yet
Reports RAM status: total, maximum available and currently available memory.
Format
~HM~HIHost Identification
Printer identification. The reply gives the model, firmware version, resolution, memory size and installed options.
~HSHost Status Return
Host status request. The printer answers with three strings that report conditions such as paper out, pause, head open, ribbon out and labels remaining in the batch.