PICO and Espruino on ESP8266 are different stories... ESP8266 may block in the non-ESPRUINO part of the firmware while handling the communication... A PICO combined with an ESP8266 leaves the ESP8266 alone and is blocked only when doing some fast bit banging for software rather hardware/device communication, calculation,...
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.
PICO and Espruino on ESP8266 are different stories... ESP8266 may block in the non-ESPRUINO part of the firmware while handling the communication... A PICO combined with an ESP8266 leaves the ESP8266 alone and is blocked only when doing some fast bit banging for software rather hardware/device communication, calculation,...