---
title: COMMAND_SPECIFIC_INFORMATION_1
framework: IOKit
role: symbol
role_heading: Instance Property
platforms: [Mac Catalyst 13.0+, macOS 10.0+]
path: driverkit/scsi_sense_data/3583323-command_specific_information_1
---

# COMMAND_SPECIFIC_INFORMATION_1

## Declaration

```occ
UInt8 COMMAND_SPECIFIC_INFORMATION_1;
```