When you get a moment, please can you try the build now? It's been rewritten, and to me at least it seems to behave pretty well on nRF52 and STM32, with both software and hardware UART TX.
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.
When you get a moment, please can you try the build now? It's been rewritten, and to me at least it seems to behave pretty well on nRF52 and STM32, with both software and hardware UART TX.