◆ Method 2: The router SSID is modified to UPGRADE-AP and is not encrypted.
The PC network cable or wireless connection is connected to the router. The
module end presses the nReload button and powers up, waiting for the tool to
display the module to be upgraded.
4.5. AT+UPURL Command Mode Upgrade
Put the OTA upgrade file on the local LAN or remote server, you can simply use the
AT command to complete the firmware upgrade. For example, the upgrade file in the
intranet environment is stored in the following location.
http://192.168.1.28:9000/HF-LPT230/MC510_UPGRADE_2MB.bin