Is there a way to extend the GPIO pins of a NodeMCU
Posted: Thu Feb 22, 2018 9:38 pmI know using the PCF8574 as a GPIO extender for the ESP8266 i can do that for the actual ESP8266.
Can I do the same with NodeMCU
Can I do the same with NodeMCU
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Is there a way to extend the GPIO pins of a NodeMCU
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Posted: Thu Feb 22, 2018 9:38 pmRe: Is there a way to extend the GPIO pins of a NodeMCU
Posted: Fri Feb 23, 2018 7:11 amThe PCF8574 is using I2C. I've looked at another project using I2C for connecting a NodeMCU to a LCD display, so it should be possible.