What kind of instability?
For the F401, you want the build STM32F401CDISCOVERY=1 make - make sure you make clean first if you've been messing around with other boards...
STM32F401CDISCOVERY=1 make
@Gordon started
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.
What kind of instability?
For the F401, you want the build
STM32F401CDISCOVERY=1 make
- make sure you make clean first if you've been messing around with other boards...