Honestly, without seeing the blockly code you're using its hard to really know what is going on.
Do you have a link to it in GitHub or something?
@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.
Honestly, without seeing the blockly code you're using its hard to really know what is going on.
Do you have a link to it in GitHub or something?