12864-109的源码，最近在开发中，这个模块的优点是体积小，显示面积大，最终产品的外形比较美观-12864-109 the source, the recent development, this module has the advantage of small size and large display area, the shape of the final product is more beautiful

因ST7565R的SPI串口时序没有读操作，给画点带来影响；此文介绍一下串口画点方法，仅供参考。