2 commits

Author	SHA1	Message	Date
Jeroen Domburg	983c3d7e1d	Improve documentation: GPIO16/17 was swapped, psram pin 7 was missing	2017-06-05 13:16:42 +08:00
Jeroen Domburg	d59955a1fd	Add external RAM document	2017-06-02 18:11:53 +08:00