Connect the SPI lines on the ESP8266 to the SDIO lines on the Raspberry Pi, and the rest is taken care ... So now you can add a $2 WiFi board to you $5 computer and you’ve still got the USB ...

the on-board Espressif ESP8266 Wi-Fi chipset adds about $2 to the cost of manufacturing the device. We can’t wait. In the meantime, take a peek at our slideshow of cool Raspberry Pi projects ...

A great example of this was the ESP8266 which was originally seen ... module which was originally intended for use with a Raspberry Pi. [Martin] points out that this display isn’t optimized ...

If you want something super basic and very cheap, an ESP8266 will do the job. If you want something a little more advanced and modern, though, then go with an ESP32. While a Raspberry Pi is ...