zpl.tools
CommandsSensor calibration

^JJ - Set Auxiliary Port

Configures auxiliary port for verifier and applicator devices

^JJ - Set Auxiliary Port

Overview

The ^JJ command controls the auxiliary port for online verifier or applicator device integration. Configures output signals for verification error handling and applicator synchronization, enabling print-and-apply and verification workflows.

Syntax

^JJo,a

Parameters

  • o = Operational mode (0=Off, 1=Reprint, 2=Max throughput)
  • a = Applicator mode (0-4)

Description

  • Controls verifier operation
  • Configures applicator signals
  • Synchronizes external devices
  • Critical for print-and-apply

Verifier Modes

ModeBehavior
0Off (no signals)
1Reprint on error (stops for inspection)
2Max throughput (no stop)

Applicator Modes

ModeSignal Behavior
0Off
1LOW during media motion
2HIGH during media motion
3LOW pulse (20ms) at label position
4HIGH pulse (20ms) at label position

Examples

Verifier with Reprint

^JJ1,0

Applicator Mode 3

^JJ0,3

Full Configuration

^JJ2,1

Usage Notes

  • v18.6.0+
  • Modes 1-2: Active during motion
  • Modes 3-4: Pulse when positioned
  • Mode 2 overrides ^JZ (no reprint)
  • Integration device-specific
  • ^JZ - Reprint After Error
  • ~JC - Set Media Sensor Calibration

See Also