====== Debug Commands ======

This page documents AT commands for debugging, system information, firmware upgrade, and device control for HaLow firmware 2.x modules.

===== AT+SYSCFG – View Device Parameters =====

**Execute:**  
  <code>AT+SYSCFG</code>

**Response:**  
  *Displays current device parameters*

**Notes:**  
  * Use to check module configuration and status  

===== AT+FWUPG – Serial Port Firmware Upgrade =====

**Execute:**  
  <code>AT+FWUPG</code>

**Response:**  
  <code>CCCCCCCCCC</code>  *(module enters upgrade mode)*

**Notes:**  
  * Use xmodem-compatible terminal tools (SecureCRT, Xshell) to upload firmware  

===== AT+LOADDEF – Restore Factory Settings =====

**Execute:**  
  <code>AT+LOADDEF=1</code>

**Notes:**  
  * Resets module to default factory configuration  

===== AT+SYSDBG – Enable Debug Output =====

**Set Debug Printing:**  
  <code>AT+SYSDBG=LMAC,1</code> *(turn on LMAC debug)*  
  <code>AT+SYSDBG=UMAC,0</code> *(turn off UMAC debug)*

**Response:**  
  <code>OK</code>

**Parameters:**  
  * XXX = `LMAC` (air interface) or `UMAC` (protocol stack)  
  * VALE = 0 (off) or 1 (on)  

===== AT+RST – Device Restart =====

**Execute:**  
  <code>AT+RST</code>

**Notes:**  
  * Performs a soft reset of the device  

===== AT+JTAG – Enable/Disable Debug Port =====

**Set:**  
  <code>AT+JTAG=1</code> (enable)  
  <code>AT+JTAG=0</code> (disable)

**Response:**  
  <code>OK</code>

**Notes:**  
  * Required for using an external debugger  

===== AT+TX_PWR_SUPER – Set SUPER PWR =====

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

**Set:**  
  <code>AT+TX_PWR_SUPER=1</code> (enable)  
  <code>AT+TX_PWR_SUPER=0</code> (disable)

**Response:**  
  <code>tx pwr super enable or tx pwr super disable</code>

**Notes:**  
  * Controls super power mode  
  * Enabled by default in normal mode, disabled in test mode  

===== AT+VERSION – Check Firmware Version =====

**Query:**  
  <code>AT+VERSION</code>

**Response:**  
  <code>+VERSION:v2.4.1.3-34690, app:0</code>

**Notes:**  
  * Format: v[main].[branch].[patch].[bridge], app:[value]  
  * Use to verify firmware compatibility and features