add: waveshare lib

frame/main.cpp

@@ -1,7 +1,47 @@
 #include <iostream>
+#include <chrono>
+#include <thread>
+#include <vector>
+
+using namespace std::chrono_literals;
+
+#include <EPD_7in5_V2.h>
+
 
 int main()
 {
     std::cout << "Hallo Welt" << std::endl;
+
+    EPD_7IN5_V2_Init();
+
+    EPD_7IN5_V2_ClearBlack();
+
+    std::this_thread::sleep_for(2s);
+
+    EPD_7IN5_V2_Clear();
+
+    std::this_thread::sleep_for(2s);
+
+    std::vector<uint8_t> image;
+    image.resize(EPD_7IN5_V2_HEIGHT * EPD_7IN5_V2_WIDTH);
+
+    uint8_t color = 0;
+    for(int x = 0; x < EPD_7IN5_V2_WIDTH; ++x)
+    {
+        for(int y = 0; y < EPD_7IN5_V2_HEIGHT; ++y)
+        {
+            image[EPD_7IN5_V2_WIDTH * y + x] = color;
+        }
+
+        color = ~color;
+    }
+    
+    EPD_7IN5_V2_Display(image.data());
+
+    std::this_thread::sleep_for(10s);
+
+    EPD_7IN5_V2_Clear();
+    EPD_7IN5_V2_Sleep();
+
     return 0;
 }