APX Command — Access Point Mode

Configures the device to function as a WiFi access point.

What is it for?

📡 Main use cases:

🔧 Local device configuration without internet
📱 Direct connection from smartphone/tablet
🖥️ Access to integrated web server
🔐 Isolated network for technical maintenance
🌐 Captive portal for access control

In Access Point mode, the device creates its own WiFi network to which smartphones, tablets, or other devices can connect.

Commands

Operation	Syntax
Query	`QAPX`
Configure	`SAPXsid,pass,ip,subnetmask,gateway`
Response	`RAPXsid,pass,ip,subnetmask,gateway`

Parameters

Parameter	Description	Example
`sid`	AP name (visible SSID)	`RINHO_IOT`
`pass`	AP password	`123456789`
`ip`	Device IP	`192.168.4.1`
`subnetmask`	Subnet mask	`255.255.255.0`
`gateway`	Gateway	`192.168.4.1`

Examples

Query current configuration


>QAPX<
>RAPXRINHO_IOT,123456789,192.168.1.88,255.255.255.0,192.168.1.1;ID=865413053386354;*77<

Configure custom Access Point


>SAPXMiRinho,ClaveSegura,192.168.4.1,255.255.255.0,192.168.4.1<
//     │         │       │           │             └─ Gateway
//     │         │       │           └─ Subnet mask
//     │         │       └─ Device IP
//     │         └─ WiFi password
//     └─ Network name (SSID)

WiFi Module Control

The WiFi module must be turned on and configured in AP mode with the CXWIF command before using the Access Point.

Action	Command
🟢 Turn on WiFi	`>SSSWIFPWR11<`
🔴 Turn off WiFi	`>SSSWIFPWR00<`
📡 Activate AP mode	`>SCXWIF1,1,0<`

Compatibility

💾Firmware:v1.00.00

SP-IOT

SM-IOT

ZE-IOT