![Wire up your own RS-232 WiFi modem for under $10 using ESP8266 and Zimodem firmware. | Sub-Etha Software Wire up your own RS-232 WiFi modem for under $10 using ESP8266 and Zimodem firmware. | Sub-Etha Software](https://i0.wp.com/subethasoftware.com/wp-content/uploads/2018/02/ESP8266To3WireTTLAdapter-scaled.jpeg?ssl=1)
Wire up your own RS-232 WiFi modem for under $10 using ESP8266 and Zimodem firmware. | Sub-Etha Software
![I love saving modems from the ewaste and shoving esp8266 wifi modems inside. : r/retrobattlestations I love saving modems from the ewaste and shoving esp8266 wifi modems inside. : r/retrobattlestations](https://preview.redd.it/wg5yda1c3fk61.jpg?width=640&crop=smart&auto=webp&s=8aee511e9e000f1bb9855f0249f0edd6a3de04e0)
I love saving modems from the ewaste and shoving esp8266 wifi modems inside. : r/retrobattlestations
![Gateway LoRaWan ESP8266 & RFM95 (ESP-LoRa) 915mHz single channel with The Things Network – PDAControl Gateway LoRaWan ESP8266 & RFM95 (ESP-LoRa) 915mHz single channel with The Things Network – PDAControl](http://pdacontrolen.com/wp-content/uploads/2018/07/pre.jpg)
Gateway LoRaWan ESP8266 & RFM95 (ESP-LoRa) 915mHz single channel with The Things Network – PDAControl
![Paul Rickards on Twitter: "Designed and printed a custom case for the Sparkfun / ESP8266 based WiFi modem for #c64 https://t.co/rw7BJlRh42" / Twitter Paul Rickards on Twitter: "Designed and printed a custom case for the Sparkfun / ESP8266 based WiFi modem for #c64 https://t.co/rw7BJlRh42" / Twitter](https://pbs.twimg.com/media/Cm8y6DYWEAABfqO.jpg:large)
Paul Rickards on Twitter: "Designed and printed a custom case for the Sparkfun / ESP8266 based WiFi modem for #c64 https://t.co/rw7BJlRh42" / Twitter
![Wire up your own RS-232 WiFi modem for under $10 using ESP8266 and Zimodem firmware. | Sub-Etha Software Wire up your own RS-232 WiFi modem for under $10 using ESP8266 and Zimodem firmware. | Sub-Etha Software](https://i0.wp.com/subethasoftware.com/wp-content/uploads/2018/02/5WireTTLRS232Adapter-scaled.jpeg?ssl=1)
Wire up your own RS-232 WiFi modem for under $10 using ESP8266 and Zimodem firmware. | Sub-Etha Software
![WeMos D1 mini (esp8266), the three type of sleep mode to manage energy savings – Part 4 – Renzo Mischianti WeMos D1 mini (esp8266), the three type of sleep mode to manage energy savings – Part 4 – Renzo Mischianti](https://mischianti.org/wp-content/uploads/2019/11/WeMosD1Mini_Sleep_modem_light_deep_wake-e1574285795715.jpg)
WeMos D1 mini (esp8266), the three type of sleep mode to manage energy savings – Part 4 – Renzo Mischianti
GitHub - mecparts/RetroWiFiModem: An ESP8266 based RS232 <-> WiFi modem with Hayes AT style commands and LED indicators
![Wire up your own RS-232 WiFi modem for under $10 using ESP8266 and Zimodem firmware. | Sub-Etha Software Wire up your own RS-232 WiFi modem for under $10 using ESP8266 and Zimodem firmware. | Sub-Etha Software](https://i0.wp.com/subethasoftware.com/wp-content/uploads/2018/02/ESP8266toRS232Breadboard-scaled.jpeg?ssl=1)
Wire up your own RS-232 WiFi modem for under $10 using ESP8266 and Zimodem firmware. | Sub-Etha Software
![Amazon.com: HiLetgo 2pcs ESP8266 NodeMCU CP2102 ESP-12E Development Board Open Source Serial Module (Pack of 2PCS) : Electronics Amazon.com: HiLetgo 2pcs ESP8266 NodeMCU CP2102 ESP-12E Development Board Open Source Serial Module (Pack of 2PCS) : Electronics](https://m.media-amazon.com/images/I/61n2aVCqK4L.jpg)
Amazon.com: HiLetgo 2pcs ESP8266 NodeMCU CP2102 ESP-12E Development Board Open Source Serial Module (Pack of 2PCS) : Electronics
![RetroDisks' WiRSa Is a Clever Wi-Fi Modem for Vintage Computers, Originally Built to Drive Props - Hackster.io RetroDisks' WiRSa Is a Clever Wi-Fi Modem for Vintage Computers, Originally Built to Drive Props - Hackster.io](https://hackster.imgix.net/uploads/attachments/1455381/image_prhJqX42yc.png?auto=compress%2Cformat&w=740&h=555&fit=max)