^BL - LOGMARS Bar Code

Overview

The ^BL command creates a LOGMARS (Logistics Applications of Automated Marking and Reading Symbols) barcode, used exclusively in military logistics.

Syntax

^BLo,h,f
```zpl

## Parameters
- **o** = Orientation
  - N = Normal (0°)
  - R = Rotated 90° clockwise
  - I = Inverted 180°
  - B = Bottom up (270°)
- **h** = Bar code height in dots
- **f** = Print interpretation line
  - Y = Yes
  - N = No

## Description
- Military logistics barcode
- Code 128 based format
- Defense Department standard
- Military supply chain tracking

## Usage Notes
- Military use only
- Code 128 based
- Department of Defense standard
- Specific labeling rules

## Example
```zpl
^XA
^FO50,50
^BLN,80,Y
^FDMilitary-ID-Code^FS
^XZ

Applications

• Military logistics
• Defense contracts
• Supply chain tracking
• Military inventory

Related Commands

• ^BC - Code 128
• ^B3 - Code 39
• ^BY - Change Narrow Bar Width

See Also

• Code 128 (^BC)
• Code 39 (^B3)