USR-W600 User Manual
Technical Support:
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Jinan USR IOT Technology Limited
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10
Figure 13 Usrlink
The whole process as follows:
Step 1: User should directly connect phone which has download UsrAutoLink APP to W600 in AP mode through
WIFI.
Step 2: Query the surrounding SSID.
Step 3: Choose the SSID, enter password and phone will send the configuration parameters to W600.
Step 4: After receiving configuration parameters protocol, W600 will pares it and acquire the AP’s SSID and
password, save them to flash, then reset and connect to AP.
2.4.4.Simple Config
Simple Config can realize W600 connect to AP without establishing connect to W600.
When W600 works in STA or AP mode, user can pull down Reload pin 0.5~3 seconds to make W600 enter
Simple Config mode(Link pin outputs 2Hz high-low level at this moment), then user can connect W600 to AP by
follow steps:
1. Download Simple Config-C21x app and connect phone to AP which user want to connect W600 to.
2. Run the app, enter password and click ‘connect’, then phone will broadcast AP’s SSID/password through AP.
3. W600 will continually check the received data package, after parsing SSID/password successfully, W600 will
connect to AP. After connecting to AP successfully, W600 will broadcast MAC address by UDP broadcast and APP
will consider configuring successfully after receiving MAC address.
2.4.5.Heartbeat packet function
Heartbeat packet: In transparent transmission mode, module can output heartbeat packet to serial side or
network side periodic. User can configure the heartbeat packet data and sending interval.
Serial heartbeat packet can be used for polling Modbus data or other querying commands.
Network heartbeat packet can be used for showing connection status and keeping the connection (only take
effect in TCP/UDP Client mode). When connection exceptions happen, W600 can’t send heartbeat packet to
network server successfully and will reconnect to server after sending unsuccessfully over three times.
2.4.6.WIFI connection exceptions handling
WIFI connection exceptions include:
1. In STA mode, PING gateway unsuccessfully three times in succession.
2. In AP mode, no STA connecting.
3. In AP+STA mode, PING gateway unsuccessfully in succession and no STA connecting.
