1 files changed, 59 insertions, 0 deletions
diff --git a/src/drivers/St7789.h b/src/drivers/St7789.h
new file mode 100644
index 0000000..bd7f979
--- /dev/null
+++ b/src/drivers/St7789.h
@@ -0,0 +1,59 @@
+#pragma once
+#include <cstddef>
+
+namespace Pinetime {
+  namespace Drivers {
+    class SpiMaster;
+    class St7789 {
+      public:
+        explicit St7789(SpiMaster& spiMaster, uint8_t pinDataCommand);
+        void Init();
+        void Uninit();
+        void DrawPixel(uint16_t x, uint16_t y, uint32_t color);
+        void FillRectangle(uint16_t x, uint16_t y, uint16_t width, uint16_t height, uint16_t color);
+
+
+      private:
+        SpiMaster& spi;
+        uint8_t pinDataCommand;
+
+        void SoftwareReset();
+        void SleepOut();
+        void ColMod();
+        void MemoryDataAccessControl();
+        void DisplayInversionOn();
+        void NormalModeOn();
+        void WriteToRam();
+        void DisplayOn();
+        void DisplayOff();
+
+        void SetAddrWindow(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1);
+
+        void WriteCommand(uint8_t cmd);
+        void WriteSpi(const uint8_t* data, size_t size);
+
+        enum class Commands : uint8_t {
+          SoftwareReset = 0x01,
+          SleepOut = 0x11,
+          NormalModeOn = 0x13,
+          DisplayInversionOn = 0x21,
+          DisplayOff = 0x28,
+          DisplayOn = 0x29,
+          ColumnAddressSet = 0x2a,
+          RowAddressSet = 0x2b,
+          WriteToRam = 0x2c,
+          MemoryDataAccessControl = 036,
+          ColMod = 0x3a,
+        };
+        void WriteData(uint8_t data);
+        void ColumnAddressSet();
+
+        static constexpr uint16_t Width = 240;
+        static constexpr uint16_t Height = 240;
+        void RowAddressSet();
+
+    };
+  }
+}
+
+