Support Center
USR-C210: No Link Signal Found
2020-05-15

Question:

【What is the product model?】:Low Cost UART to wifi module: USR-C210
【Where do you purchase the products?】:Online
【Is this your first time to use this product? If not how long do you use USR device?】:first time
【What's the firmware version?(You can get firmware version from AT command AT+VER or settings webpage)】:V1.2
【How do you connect and configure the USR device?】:PC wifi search
【What's your application? What do you want to realize?】:
I am 1st time using the wifi module USR-C210, when I power up the device with 3.3V, i notice that not link signal found and  can not detect wifi signal, just hang. Any ideal to solve?

 

Answer:

Is your USR-C210 module connected to the serial cable?

The default parameter of the C210 is AP mode. After power-on, the search hotspot USR-C210

The default parameter of the C210 is AP mode

 

Question:

The problem solved already. However, the default parameter of my C210 is STA mode. After change it to AP mode, It is ok.

Industrial Gateways Ranked First in China by Online Sales for Seven Consecutive Years * Source: Frost & Sullivan; Based on the "2026 China Online Channel Industrial Gateways Market Independent Market Research Report" (2019-2025)
Subscribe
Trustworthy Smart llOT Partner
Copyright © Jinan USR IOT Technology Limited All Rights Reserved. / Sitemap / Privacy Policy