Actually Only the RN2483 module has a Espruino "driver" to achieved this (lora.LoRaWAN(.....) ). But , after long researches, I'm afraid I can no more order this device (Chinese online store, googleing....). I presume this piece of hardware is to old ?
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.
It has been replaced by the RN2483A version: https://www.digikey.ch/product-detail/fr/microchip-technology/RN2483A-I-RM104/RN2483A-I-RM104-ND/8602364