![](../imageRepository/d40c5976-ded4-4829-aba8-796553fbab50.png)
STM32 Development Board
![](../../www.e-paper-display.cn/imageRepository/8a39a5e5-5f5e-4b4a-a0f0-592c488b1bf0.jpg)
Rasberry Pi Development Board
ESP8266
![](../imageRepository/d53c7a62-e8d6-4a42-be27-d6b3b5d32191.png)
![](../imageRepository/f11118f0-5fe5-420b-a163-a6bfa24ab17b.png)
![](../imageRepository/1cccfb1f-7a38-4178-a44e-62f0190f6f10.png)
Q:Why do black borders appear on the screen?
A:Update the following program to turn off the black border:unsigned char BorderWavefrom[] = {0x3c,0xa3}; // Border
Q:The display will occasionally shift, why?
A:This is mainly related to the 0x01 command drive control circuit.