5 初始化st7735de液晶屏后马上花屏了,是什么原因呢?

发布于 2022-04-22 11:44:46 浏览：2005 订阅该版

使用的硬件spi,板子是龙芯1c处理器的,初始化代码用的厂家给的,目前来看,命令可以正常发送
问题情况:
![image.png](https://oss-club.rt-thread.org/uploads/20220422/86a447596e221e07563b38f4d0c874fc.jpg)

这是硬件spi初始化代码:
![image.png](https://oss-club.rt-thread.org/uploads/20220422/1f38e3d8ff1330c8e48bdbd96f3e9cf8.png)
![image.png](https://oss-club.rt-thread.org/uploads/20220422/d076691a3765d3ad357a95128f57dc69.png)
这是lcd初始化代码:
![image.png](https://oss-club.rt-thread.org/uploads/20220422/9b7bd4e942d5dc886767e46f1030d8d7.png)
![image.png](https://oss-club.rt-thread.org/uploads/20220422/7de50417f49eca7e353ddbd4526f5d10.png)
![image.png](https://oss-club.rt-thread.org/uploads/20220422/f336f7f5445720a58eb79ce1832faea3.png.webp)

这是使用硬件发送数据/命令的代码:
![image.png](https://oss-club.rt-thread.org/uploads/20220422/ff424e21a6f0f93fd35933cb4271e0da.png)
清屏代码:
![image.png](https://oss-club.rt-thread.org/uploads/20220422/cd3f56b7a09bdb4a06b48142d6fff93c.png)
![image.png](https://oss-club.rt-thread.org/uploads/20220422/7dac4a27c307bc342bb44bb14c3c662e.png)
主函数:
![image.png](https://oss-club.rt-thread.org/uploads/20220422/9dcb04c5e6704b33bdd593c54a69fd81.png)