Mind+软件用户扩展库详细教程 - Mind+教程  
https://mindplus.dfrobot.com.cn/ext-api?keyword=oled#3.2.1-block%E5%A4%96%E8%A7%82%E5%AE%9A%E4%B9%89

https://www.bilibili.com/video/av95714002?vd_source=29c7c247e1778137c925c9508e585f06&p=2&spm_id_from=333.788.player.switch