====== Hibernation / Sleep Commands ======

This page documents AT commands for managing sleep, hibernation, and remote wake-up features in HaLow firmware 2.x modules.

===== AT+DSLEEP – Set Device to Sleep =====

**Query:**  
  <code>AT+DSLEEP=?</code>

**Set Sleep Mode:**  
  <code>AT+DSLEEP=1</code>

**Response:**  
  <code>+DSLEEP:0
OK</code>

**Notes:**  
  * In connected state: enters rest, sleep, and keep-alive mode  
  * In non-connected state: sleeps 60 seconds then wakes  
  * Cannot read parameters while in hibernation  

===== AT+WAKEUP – Remote Wake-up =====

**Query:**  
  <code>AT+WAKEUP=?</code>

**Set Remote Wake-up:**  
  <code>AT+WAKEUP=11:22:33:44:55:66</code>

**Response:**  
  <code>invalid</code> *(if incorrect or STA not sleeping)*

**Notes:**  
  * Enter this command on the AP to wake a sleeping STA  
  * `mac_addr` = MAC address of target STA  

===== Notes =====

* Use sleep mode to reduce power consumption in battery-powered applications.  
* Remote wake-up allows APs to wake specific STAs without manual intervention.  
* Always configure SSID, key, and networking before using sleep commands to ensure proper reconnection.