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+This code was made for a LOLIN32 board, which says 'LOIN32' on its board.
+This indicates a Chinese rip-off, but we haven't told him yet.
+
+# Tools
+
+Besides the writers, the `arduino` package.
+You'll need to be in the `dialout` group to use it.
+
+> sudo usermod -aG dialout $USER