http://www.yfrobot.com/thread-11877-1-1.html
没办法,能力不足,只能copy代码
2.屏幕驱动。资料完全不足,
http://www.zeuux.com/group/diynova-makerspace/bbs/content/76818/
https://github.com/MarsTechHAN/Weplaio
把arduino的nodemcu插件装上,当arduino用LiquidCrystal_I2C库
观摩github的别人代码后scl接d1
sda接d2后居然亮了,无语
网友评论