How to add or increase Serial Ports for NodeMCU using ESP Software Serial Library. – A blog about DIY solar and arduino projects
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![solved] Using uart pins tx & rx and SPI with ESP8266 - Microcontrollers - Arduino Forum](https://europe1.discourse-cdn.com/arduino/original/4X/2/5/b/25b966b0d78f0cb545860bbecde5ec5b7bb3560b.png "solved] Using uart pins tx & rx and SPI with ESP8266 - Microcontrollers - Arduino Forum")
solved] Using uart pins tx & rx and SPI with ESP8266 - Microcontrollers - Arduino Forum
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