ThingMagic M5e-Compact - Manual (Page 131)

Application Tag Commands
Command Set 131
NXP Sub Commands
All NXP-proprietary commands contain the following fields:
Sub Command value NXP Command
0x0001 Set ReadProtect
0x0002 Reset ReadProtect
0x0003 Change EAS
0x0004 EAS Alarm
0x0005 Calibrate