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An IC that offers Wi-Fi networking compatible with b/g/n standards. It also has integrated TCP/IP protocol stack. Extremely popular along IoT community as a low cost and powerful board.

3 votes
3 answers
20k views

Ping IP address using ESP8266 connected to Arduino

I want to make a system using NeoPixels, an Arduino and an ESP8266 module to ping IP addresses on my network to determine if certain people are on our Wi-Fi (I'll be pinging mobile phones). … I'm finding it hard to find any help as to how to ping IP addresses from an Arduino using the ESP8266 module. …
2 votes
0 answers
1k views

Flashing ESP8266

I can't flash my ESP8266 (ESP-01). I have 3.3 V and ground connected, Rx to Tx and Tx to Rx on my USB to serial adapter. I also have GPIO0 connected to ground too. … /esptool.py --port /dev/tty.wchusbserial1410 write_flash 0x00000 AT22SDK10020150320boot12.bin But the response is: A fatal error occurred: Failed to connect to ESP8266 This make me think something …
0 votes
1 answer
2k views

Use ESP8266 as WiFi client connected to Arduino Pro Mini

So i'm trying to use the PubSubClient Library on my arduino mini pro, but I'm connecting to the internet via wifi using an ESP8266. …