For the wiflash to work - the device has to be connected to the network and will have it's own ip address. Did you check the address the Lolin was getting?
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
For the wiflash to work - the device has to be connected to the network and will have it's own ip address. Did you check the address the Lolin was getting?
You could try using the serial flash.