This extension provides easy to use blocks for the MCP23017 GPIO Extender. You can easily turn on or off LEDs.
Auf Youtube: https://www.youtube.com/watch?v=u2ph9TZY8Zw
Projects at Hackster (with my old Version):
https://www.hackster.io/MKlein/16-digitale-ein-ausgange-am-calliope-mini-custom-blocks-cd1e9e
and
https://www.hackster.io/MKlein/calliope-mini-i2c-io-expander-ffda4d
(C) (CC) Creative Commons https://creativecommons.org/licenses/by-sa/4.0/legalcode
Robert Fromm http://robert-fromm.info/?post=elec_i2c_calliope & Michael Klein
MIT License: loops.ts by Philipp Henkel (doesn´t work with the calliope V0 core)
- for PXT/microbit
- for PXT/calliope