Fixed the problem of "fading" when displaying images with high loads

Arduino/epd7in3f/epd7in3f.cpp

@@ -92,8 +92,8 @@ int Epd::Init(void) {
     SendCommand(0x06);
     SendData(0x6F);
     SendData(0x1F);
-    SendData(0x16);
-    SendData(0x25);
+    SendData(0x1F);
+    SendData(0x22);
 
     SendCommand(0x08);
     SendData(0x6F);
@@ -106,7 +106,7 @@ int Epd::Init(void) {
     SendData(0x04);
 
     SendCommand(0x30);
-    SendData(0x02);
+    SendData(0x3C);
 
     SendCommand(0x41);     // TSE
     SendData(0x00);

RaspberryPi_JetsonNano/c/lib/e-Paper/EPD_7in3f.c

@@ -147,8 +147,8 @@ void EPD_7IN3F_Init(void)
     EPD_7IN3F_SendCommand(0x06);
     EPD_7IN3F_SendData(0x6F);
     EPD_7IN3F_SendData(0x1F);
-    EPD_7IN3F_SendData(0x16);
-    EPD_7IN3F_SendData(0x25);
+    EPD_7IN3F_SendData(0x1F);
+    EPD_7IN3F_SendData(0x22);
 
     EPD_7IN3F_SendCommand(0x08);
     EPD_7IN3F_SendData(0x6F);
@@ -161,7 +161,7 @@ void EPD_7IN3F_Init(void)
     EPD_7IN3F_SendData(0x04);
 
     EPD_7IN3F_SendCommand(0x30);
-    EPD_7IN3F_SendData(0x02);
+    EPD_7IN3F_SendData(0x3C);
 
     EPD_7IN3F_SendCommand(0x41);     // TSE
     EPD_7IN3F_SendData(0x00);

RaspberryPi_JetsonNano/python/lib/waveshare_epd/epd7in3f.py

@@ -146,8 +146,8 @@ class EPD:
         self.send_command(0x06)
         self.send_data(0x6F)
         self.send_data(0x1F)
-        self.send_data(0x16)
-        self.send_data(0x25)
+        self.send_data(0x1F)
+        self.send_data(0x22)
 
         self.send_command(0x08)
         self.send_data(0x6F)
@@ -160,7 +160,7 @@ class EPD:
         self.send_data(0x04)
 
         self.send_command(0x30)
-        self.send_data(0x02)
+        self.send_data(0x3C)
 
         self.send_command(0x41)     # TSE
         self.send_data(0x00)

STM32/STM32-F103ZET6/User/e-Paper/EPD_7in3f.c

@@ -147,8 +147,8 @@ void EPD_7IN3F_Init(void)
 	EPD_7IN3F_SendCommand(0x06);
 	EPD_7IN3F_SendData(0x6F);
 	EPD_7IN3F_SendData(0x1F);
-	EPD_7IN3F_SendData(0x16);
-	EPD_7IN3F_SendData(0x25);
+	EPD_7IN3F_SendData(0x1F);
+	EPD_7IN3F_SendData(0x22);
 
 	EPD_7IN3F_SendCommand(0x08);
 	EPD_7IN3F_SendData(0x6F);
@@ -161,7 +161,7 @@ void EPD_7IN3F_Init(void)
 	EPD_7IN3F_SendData(0x04);
 
 	EPD_7IN3F_SendCommand(0x30);
-	EPD_7IN3F_SendData(0x02);
+	EPD_7IN3F_SendData(0x3C);
 
 	EPD_7IN3F_SendCommand(0x41);     // TSE
 	EPD_7IN3F_SendData(0x00);